README: Update to reflect reality.

2001-06-11  Phil Edwards  <pme@sources.redhat.com>

	* README:  Update to reflect reality.
	* acinclude.m4:  Update descriptions, fix typos.  Comment changes only.
	* configure.in:  Make certain target_alias is set and subst'd for 2.50.
	* aclocal.m4:  Regenerate.
	* configure:  Regenerate (with 2.13).

From-SVN: r43203

6 files changed, 898 insertions, 874 deletions

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index d21f28f..c58357b 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,11 @@
+2001-06-11  Phil Edwards  <pme@sources.redhat.com>
+
+	* README:  Update to reflect reality.
+	* acinclude.m4:  Update descriptions, fix typos.  Comment changes only.
+	* configure.in:  Make certain target_alias is set and subst'd for 2.50.
+	* aclocal.m4:  Regenerate.
+	* configure:  Regenerate (with 2.13).
+
 2001-06-11  Benjamin Kosnik  <bkoz@redhat.com>
 
 	libstdc++/3114
diff --git a/libstdc++-v3/README b/libstdc++-v3/README
index 24ee961..473cf91 100644
--- a/libstdc++-v3/README
+++ b/libstdc++-v3/README
@@ -62,10 +62,11 @@ It has subdirectories:
      Test programs are here, and may be used to begin to exercise the 
      library.  Support for "make check" and "make check-install" is
      complete, and runs through all the subdirectories here when this
-     command is issued from the build directory. Please note that
-     "make check" calls the script mkcheck, which requires bash, and which
-     may need the paths to bash adjusted to work properly, as /bin/bash is
-     assumed.
+     command is issued from the build directory.  Please note that
+     "make check" requires DejaGNU 1.4 or later to be installed.  Please
+     note that "make check-script" calls the script mkcheck, which
+     requires bash, and which may need the paths to bash adjusted to
+     work properly, as /bin/bash is assumed.
 
 Other subdirectories contain variant versions of certain files
 that are meant to be copied or linked by the configure script.
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index 76bc888..c86da3b 100644
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -1,8 +1,6 @@
 dnl
 dnl Initialize configure bits.
 dnl
-dnl Define OPTLEVEL='-O2' if new inlining code present.
-dnl
 dnl GLIBCPP_CONFIGURE
 AC_DEFUN(GLIBCPP_CONFIGURE, [
   dnl Default to --enable-multilib
@@ -172,9 +170,9 @@ fi
 
 
 dnl
-dnl Test for newer compiler features, or features that are present in newer
-dnl compiler version but not older compiler versions should be placed
-dnl here.
+dnl Tests for newer compiler features, or features that are present in newer
+dnl compiler versions but not older compiler versions still in use, should
+dnl be placed here.
 dnl
 dnl Define WERROR='-Werror' if requested and possible; g++'s that lack the
 dnl new inlining code or the new system_header pragma will die on -Werror.
@@ -186,7 +184,7 @@ dnl
 dnl GLIBCPP_CHECK_COMPILER_FEATURES
 AC_DEFUN(GLIBCPP_CHECK_COMPILER_FEATURES, [
   # All these tests are for C++; save the language and the compiler flags.
-  # The CXXFLAGS thing is suspicious, but based on similar bits 
+  # The CXXFLAGS thing is suspicious, but based on similar bits previously
   # found in GLIBCPP_CONFIGURE.
   AC_LANG_SAVE
   AC_LANG_CPLUSPLUS
@@ -362,7 +360,7 @@ AC_DEFUN(GLIBCPP_CHECK_MATH_DECLS_AND_LINKAGES_1, [
 dnl
 dnl Check to see if the (math function) argument passed is
 dnl declared when using the c++ compiler
-dnl ASSUMES argument is a math function with ONE parameter
+dnl ASSUMES argument is a math function with TWO parameters
 dnl
 dnl GLIBCPP_CHECK_MATH_DECL_2
 AC_DEFUN(GLIBCPP_CHECK_MATH_DECL_2, [
@@ -408,7 +406,7 @@ AC_DEFUN(GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2, [
 dnl
 dnl Check to see if the (math function) argument passed is
 dnl declared when using the c++ compiler
-dnl ASSUMES argument is a math function with ONE parameter
+dnl ASSUMES argument is a math function with THREE parameters
 dnl
 dnl GLIBCPP_CHECK_MATH_DECL_3
 AC_DEFUN(GLIBCPP_CHECK_MATH_DECL_3, [
diff --git a/libstdc++-v3/aclocal.m4 b/libstdc++-v3/aclocal.m4
index 55e1b98..28752ba 100644
--- a/libstdc++-v3/aclocal.m4
+++ b/libstdc++-v3/aclocal.m4
@@ -13,8 +13,6 @@ dnl PARTICULAR PURPOSE.
 dnl
 dnl Initialize configure bits.
 dnl
-dnl Define OPTLEVEL='-O2' if new inlining code present.
-dnl
 dnl GLIBCPP_CONFIGURE
 AC_DEFUN(GLIBCPP_CONFIGURE, [
   dnl Default to --enable-multilib
@@ -184,9 +182,9 @@ fi
 
 
 dnl
-dnl Test for newer compiler features, or features that are present in newer
-dnl compiler version but not older compiler versions should be placed
-dnl here.
+dnl Tests for newer compiler features, or features that are present in newer
+dnl compiler versions but not older compiler versions still in use, should
+dnl be placed here.
 dnl
 dnl Define WERROR='-Werror' if requested and possible; g++'s that lack the
 dnl new inlining code or the new system_header pragma will die on -Werror.
@@ -198,7 +196,7 @@ dnl
 dnl GLIBCPP_CHECK_COMPILER_FEATURES
 AC_DEFUN(GLIBCPP_CHECK_COMPILER_FEATURES, [
   # All these tests are for C++; save the language and the compiler flags.
-  # The CXXFLAGS thing is suspicious, but based on similar bits 
+  # The CXXFLAGS thing is suspicious, but based on similar bits previously
   # found in GLIBCPP_CONFIGURE.
   AC_LANG_SAVE
   AC_LANG_CPLUSPLUS
@@ -374,7 +372,7 @@ AC_DEFUN(GLIBCPP_CHECK_MATH_DECLS_AND_LINKAGES_1, [
 dnl
 dnl Check to see if the (math function) argument passed is
 dnl declared when using the c++ compiler
-dnl ASSUMES argument is a math function with ONE parameter
+dnl ASSUMES argument is a math function with TWO parameters
 dnl
 dnl GLIBCPP_CHECK_MATH_DECL_2
 AC_DEFUN(GLIBCPP_CHECK_MATH_DECL_2, [
@@ -420,7 +418,7 @@ AC_DEFUN(GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2, [
 dnl
 dnl Check to see if the (math function) argument passed is
 dnl declared when using the c++ compiler
-dnl ASSUMES argument is a math function with ONE parameter
+dnl ASSUMES argument is a math function with THREE parameters
 dnl
 dnl GLIBCPP_CHECK_MATH_DECL_3
 AC_DEFUN(GLIBCPP_CHECK_MATH_DECL_3, [
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index 9d0225e..32c7f1f 100755
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -77,6 +77,7 @@ program_suffix=NONE
 program_transform_name=s,x,x,
 silent=
 site=
+sitefile=
 srcdir=
 target=NONE
 verbose=
@@ -191,6 +192,7 @@ Configuration:
   --help                  print this message
   --no-create             do not create output files
   --quiet, --silent       do not print \`checking...' messages
+  --site-file=FILE        use FILE as the site file
   --version               print the version of autoconf that created configure
 Directory and file names:
   --prefix=PREFIX         install architecture-independent files in PREFIX
@@ -361,6 +363,11 @@ EOF
   -site=* | --site=* | --sit=*)
     site="$ac_optarg" ;;
 
+  -site-file | --site-file | --site-fil | --site-fi | --site-f)
+    ac_prev=sitefile ;;
+  -site-file=* | --site-file=* | --site-fil=* | --site-fi=* | --site-f=*)
+    sitefile="$ac_optarg" ;;
+
   -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
     ac_prev=srcdir ;;
   -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
@@ -526,12 +533,16 @@ fi
 srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
 
 # Prefer explicitly selected file to automatically selected ones.
-if test -z "$CONFIG_SITE"; then
-  if test "x$prefix" != xNONE; then
-    CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
-  else
-    CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
+if test -z "$sitefile"; then
+  if test -z "$CONFIG_SITE"; then
+    if test "x$prefix" != xNONE; then
+      CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
+    else
+      CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
+    fi
   fi
+else
+  CONFIG_SITE="$sitefile"
 fi
 for ac_site_file in $CONFIG_SITE; do
   if test -r "$ac_site_file"; then
@@ -617,6 +628,8 @@ ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 
 
 # Gets and sets build, host, target, *_vendor, *_cpu, *_os, etc.
+# AC 2.50 sets target_alias iff the user specified --target, but we use it
+# everywhere, so we set it here just to be sure.
 
 # Do some error checking and defaulting for the host and target type.
 # The inputs are:
@@ -645,7 +658,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:649: checking host system type" >&5
+echo "configure:662: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -666,7 +679,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:670: checking target system type" >&5
+echo "configure:683: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -684,7 +697,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:688: checking build system type" >&5
+echo "configure:701: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -706,6 +719,8 @@ test "$host_alias" != "$target_alias" &&
     NONENONEs,x,x, &&
   program_prefix=${target_alias}-
 
+target_alias=${target_alias-$target}
+
 
 # We use these options to decide which functions to include.
 # Check whether --with-target-subdir or --without-target-subdir was given.
@@ -735,7 +750,7 @@ fi
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:739: checking for a BSD compatible install" >&5
+echo "configure:754: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -788,7 +803,7 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6
-echo "configure:792: checking whether build environment is sane" >&5
+echo "configure:807: checking whether build environment is sane" >&5
 # Just in case
 sleep 1
 echo timestamp > conftestfile
@@ -845,7 +860,7 @@ test "$program_suffix" != NONE &&
 test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:849: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:864: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -878,12 +893,12 @@ else
 fi
 
 echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6
-echo "configure:882: checking for Cygwin environment" >&5
+echo "configure:897: checking for Cygwin environment" >&5
 if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 887 "configure"
+#line 902 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -894,7 +909,7 @@ int main() {
 return __CYGWIN__;
 ; return 0; }
 EOF
-if { (eval echo configure:898: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:913: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_cygwin=yes
 else
@@ -911,19 +926,19 @@ echo "$ac_t""$ac_cv_cygwin" 1>&6
 CYGWIN=
 test "$ac_cv_cygwin" = yes && CYGWIN=yes
 echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6
-echo "configure:915: checking for mingw32 environment" >&5
+echo "configure:930: checking for mingw32 environment" >&5
 if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 920 "configure"
+#line 935 "configure"
 #include "confdefs.h"
 
 int main() {
 return __MINGW32__;
 ; return 0; }
 EOF
-if { (eval echo configure:927: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:942: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_mingw32=yes
 else
@@ -975,7 +990,7 @@ EOF
 
 missing_dir=`cd $ac_aux_dir && pwd`
 echo $ac_n "checking for working aclocal""... $ac_c" 1>&6
-echo "configure:979: checking for working aclocal" >&5
+echo "configure:994: checking for working aclocal" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -988,7 +1003,7 @@ else
 fi
 
 echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
-echo "configure:992: checking for working autoconf" >&5
+echo "configure:1007: checking for working autoconf" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -1001,7 +1016,7 @@ else
 fi
 
 echo $ac_n "checking for working automake""... $ac_c" 1>&6
-echo "configure:1005: checking for working automake" >&5
+echo "configure:1020: checking for working automake" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -1014,7 +1029,7 @@ else
 fi
 
 echo $ac_n "checking for working autoheader""... $ac_c" 1>&6
-echo "configure:1018: checking for working autoheader" >&5
+echo "configure:1033: checking for working autoheader" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -1027,7 +1042,7 @@ else
 fi
 
 echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6
-echo "configure:1031: checking for working makeinfo" >&5
+echo "configure:1046: checking for working makeinfo" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -1062,7 +1077,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1066: checking for $ac_word" >&5
+echo "configure:1081: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1092,7 +1107,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1096: checking for $ac_word" >&5
+echo "configure:1111: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1141,7 +1156,7 @@ fi
 fi
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1145: checking whether we are using GNU C" >&5
+echo "configure:1160: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1150,7 +1165,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1154: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1169: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -1165,7 +1180,7 @@ if test $ac_cv_prog_gcc = yes; then
   ac_save_CFLAGS="$CFLAGS"
   CFLAGS=
   echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1169: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1184: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1210,7 +1225,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1214: checking for $ac_word" >&5
+echo "configure:1229: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_glibcpp_CXX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1245,7 +1260,7 @@ CXX=$glibcpp_CXX
 test -z "$glibcpp_CXX" && { echo "configure: error: no acceptable c++ found in \$PATH" 1>&2; exit 1; }
 
 echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
-echo "configure:1249: checking whether we are using GNU C++" >&5
+echo "configure:1264: checking whether we are using GNU C++" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1254,7 +1269,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1258: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1273: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gxx=yes
 else
   ac_cv_prog_gxx=no
@@ -1269,7 +1284,7 @@ if test $ac_cv_prog_gxx = yes; then
   ac_save_CXXFLAGS="$CXXFLAGS"
   CXXFLAGS=
   echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
-echo "configure:1273: checking whether ${CXX-g++} accepts -g" >&5
+echo "configure:1288: checking whether ${CXX-g++} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1300,7 +1315,7 @@ fi
   # Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args.
 set dummy ${ac_tool_prefix}as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1304: checking for $ac_word" >&5
+echo "configure:1319: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1332,7 +1347,7 @@ fi
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1336: checking for $ac_word" >&5
+echo "configure:1351: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1364,7 +1379,7 @@ fi
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1368: checking for $ac_word" >&5
+echo "configure:1383: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1396,7 +1411,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1400: checking for $ac_word" >&5
+echo "configure:1415: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1440,7 +1455,7 @@ fi
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1444: checking for a BSD compatible install" >&5
+echo "configure:1459: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1494,7 +1509,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 
   echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:1498: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:1513: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -1532,7 +1547,7 @@ fi
     
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:1536: checking for executable suffix" >&5
+echo "configure:1551: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1542,10 +1557,10 @@ else
   rm -f conftest*
   echo 'int main () { return 0; }' > conftest.$ac_ext
   ac_cv_exeext=
-  if { (eval echo configure:1546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:1561: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
     for file in conftest.*; do
       case $file in
-      *.c | *.o | *.obj) ;;
+      *.c | *.o | *.obj | *.ilk | *.pdb) ;;
       *) ac_cv_exeext=`echo $file | sed -e s/conftest//` ;;
       esac
     done
@@ -1663,7 +1678,7 @@ ac_prog=ld
 if test "$GCC" = yes; then
   # Check if gcc -print-prog-name=ld gives a path.
   echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
-echo "configure:1667: checking for ld used by GCC" >&5
+echo "configure:1682: checking for ld used by GCC" >&5
   case $host in
   *-*-mingw*)
     # gcc leaves a trailing carriage return which upsets mingw
@@ -1693,10 +1708,10 @@ echo "configure:1667: checking for ld used by GCC" >&5
   esac
 elif test "$with_gnu_ld" = yes; then
   echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
-echo "configure:1697: checking for GNU ld" >&5
+echo "configure:1712: checking for GNU ld" >&5
 else
   echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-echo "configure:1700: checking for non-GNU ld" >&5
+echo "configure:1715: checking for non-GNU ld" >&5
 fi
 if eval "test \"`echo '$''{'lt_cv_path_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1731,7 +1746,7 @@ else
 fi
 test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }
 echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
-echo "configure:1735: checking if the linker ($LD) is GNU ld" >&5
+echo "configure:1750: checking if the linker ($LD) is GNU ld" >&5
 if eval "test \"`echo '$''{'lt_cv_prog_gnu_ld'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1748,7 +1763,7 @@ with_gnu_ld=$lt_cv_prog_gnu_ld
 
 
 echo $ac_n "checking for $LD option to reload object files""... $ac_c" 1>&6
-echo "configure:1752: checking for $LD option to reload object files" >&5
+echo "configure:1767: checking for $LD option to reload object files" >&5
 if eval "test \"`echo '$''{'lt_cv_ld_reload_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1760,7 +1775,7 @@ reload_flag=$lt_cv_ld_reload_flag
 test -n "$reload_flag" && reload_flag=" $reload_flag"
 
 echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
-echo "configure:1764: checking for BSD-compatible nm" >&5
+echo "configure:1779: checking for BSD-compatible nm" >&5
 if eval "test \"`echo '$''{'lt_cv_path_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1798,7 +1813,7 @@ NM="$lt_cv_path_NM"
 echo "$ac_t""$NM" 1>&6
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1802: checking whether ln -s works" >&5
+echo "configure:1817: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1819,7 +1834,7 @@ else
 fi
 
 echo $ac_n "checking how to recognise dependant libraries""... $ac_c" 1>&6
-echo "configure:1823: checking how to recognise dependant libraries" >&5
+echo "configure:1838: checking how to recognise dependant libraries" >&5
 if eval "test \"`echo '$''{'lt_cv_deplibs_check_method'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1983,13 +1998,13 @@ file_magic_cmd=$lt_cv_file_magic_cmd
 deplibs_check_method=$lt_cv_deplibs_check_method
 
 echo $ac_n "checking for object suffix""... $ac_c" 1>&6
-echo "configure:1987: checking for object suffix" >&5
+echo "configure:2002: checking for object suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_objext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   rm -f conftest*
 echo 'int i = 1;' > conftest.$ac_ext
-if { (eval echo configure:1993: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2008: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   for ac_file in conftest.*; do
     case $ac_file in
     *.c) ;;
@@ -2013,7 +2028,7 @@ case $deplibs_check_method in
 file_magic*)
   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
     echo $ac_n "checking for ${ac_tool_prefix}file""... $ac_c" 1>&6
-echo "configure:2017: checking for ${ac_tool_prefix}file" >&5
+echo "configure:2032: checking for ${ac_tool_prefix}file" >&5
 if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2075,7 +2090,7 @@ fi
 if test -z "$lt_cv_path_MAGIC_CMD"; then
   if test -n "$ac_tool_prefix"; then
     echo $ac_n "checking for file""... $ac_c" 1>&6
-echo "configure:2079: checking for file" >&5
+echo "configure:2094: checking for file" >&5
 if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2146,7 +2161,7 @@ esac
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2150: checking for $ac_word" >&5
+echo "configure:2165: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2178,7 +2193,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2182: checking for $ac_word" >&5
+echo "configure:2197: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2213,7 +2228,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
 set dummy ${ac_tool_prefix}strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2217: checking for $ac_word" >&5
+echo "configure:2232: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2245,7 +2260,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "strip", so it can be a program name with args.
 set dummy strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2249: checking for $ac_word" >&5
+echo "configure:2264: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2312,8 +2327,8 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 2316 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:2317: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 2331 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:2332: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
     case `/usr/bin/file conftest.$ac_objext` in
     *32-bit*)
       LD="${LD-ld} -32"
@@ -2334,7 +2349,7 @@ case $host in
   SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
   echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:2338: checking whether the C compiler needs -belf" >&5
+echo "configure:2353: checking whether the C compiler needs -belf" >&5
 if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2347,14 +2362,14 @@ ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$a
 cross_compiling=$ac_cv_prog_cc_cross
 
      cat > conftest.$ac_ext <<EOF
-#line 2351 "configure"
+#line 2366 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2358: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2373: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   lt_cv_cc_needs_belf=yes
 else
@@ -2384,7 +2399,7 @@ echo "$ac_t""$lt_cv_cc_needs_belf" 1>&6
 esac
 
 echo $ac_n "checking how to run the C++ preprocessor""... $ac_c" 1>&6
-echo "configure:2388: checking how to run the C++ preprocessor" >&5
+echo "configure:2403: checking how to run the C++ preprocessor" >&5
 if test -z "$CXXCPP"; then
 if eval "test \"`echo '$''{'ac_cv_prog_CXXCPP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2397,12 +2412,12 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
   CXXCPP="${CXX-g++} -E"
   cat > conftest.$ac_ext <<EOF
-#line 2401 "configure"
+#line 2416 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2406: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2421: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2537,7 +2552,7 @@ exec 5>>./config.log
 
 
 echo $ac_n "checking for GNU make""... $ac_c" 1>&6
-echo "configure:2541: checking for GNU make" >&5
+echo "configure:2556: checking for GNU make" >&5
 if eval "test \"`echo '$''{'_cv_gnu_make_command'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2571,7 +2586,7 @@ echo "$ac_t""$_cv_gnu_make_command" 1>&6 ;
 
 if test ! -f stamp-sanity-compiler; then
   echo $ac_n "checking for g++ that will successfully compile libstdc++-v3""... $ac_c" 1>&6
-echo "configure:2575: checking for g++ that will successfully compile libstdc++-v3" >&5
+echo "configure:2590: checking for g++ that will successfully compile libstdc++-v3" >&5
   
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -2581,7 +2596,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
   cat > conftest.$ac_ext <<EOF
-#line 2585 "configure"
+#line 2600 "configure"
 #include "confdefs.h"
 
   #if __GNUC__ >= 3
@@ -2635,7 +2650,7 @@ esac
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:2639: checking how to run the C preprocessor" >&5
+echo "configure:2654: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -2650,13 +2665,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 2654 "configure"
+#line 2669 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2660: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2675: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2667,13 +2682,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 2671 "configure"
+#line 2686 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2677: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2692: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2684,13 +2699,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 2688 "configure"
+#line 2703 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2694: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2709: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2716,7 +2731,7 @@ echo "$ac_t""$CPP" 1>&6
 
 
   echo $ac_n "checking for cstdio to use""... $ac_c" 1>&6
-echo "configure:2720: checking for cstdio to use" >&5
+echo "configure:2735: checking for cstdio to use" >&5
   # Check whether --enable-cstdio or --disable-cstdio was given.
 if test "${enable_cstdio+set}" = set; then
   enableval="$enable_cstdio"
@@ -2740,17 +2755,17 @@ fi
       # see if we are on a system with libio native (ie, linux)
       ac_safe=`echo "libio.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for libio.h""... $ac_c" 1>&6
-echo "configure:2744: checking for libio.h" >&5
+echo "configure:2759: checking for libio.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2749 "configure"
+#line 2764 "configure"
 #include "confdefs.h"
 #include <libio.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2754: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2769: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2780,9 +2795,9 @@ fi
         case "$target" in
           *-*-linux*)
               echo $ac_n "checking for glibc version >= 2.2""... $ac_c" 1>&6
-echo "configure:2784: checking for glibc version >= 2.2" >&5
+echo "configure:2799: checking for glibc version >= 2.2" >&5
               cat > conftest.$ac_ext <<EOF
-#line 2786 "configure"
+#line 2801 "configure"
 #include "confdefs.h"
 
             #include <features.h>
@@ -2896,7 +2911,7 @@ fi
 
 
   echo $ac_n "checking for clocale to use""... $ac_c" 1>&6
-echo "configure:2900: checking for clocale to use" >&5
+echo "configure:2915: checking for clocale to use" >&5
   # Check whether --enable-clocale or --disable-clocale was given.
 if test "${enable_clocale+set}" = set; then
   enableval="$enable_clocale"
@@ -2967,16 +2982,16 @@ cross_compiling=$ac_cv_prog_cxx_cross
   # Check for the existence of <math.h> functions used if C99 is enabled.
   ac_c99_math=yes;
   echo $ac_n "checking for ISO C99 support in <math.h>""... $ac_c" 1>&6
-echo "configure:2971: checking for ISO C99 support in <math.h>" >&5
+echo "configure:2986: checking for ISO C99 support in <math.h>" >&5
   cat > conftest.$ac_ext <<EOF
-#line 2973 "configure"
+#line 2988 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 fpclassify(0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:2980: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2995: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -2986,14 +3001,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 2990 "configure"
+#line 3005 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 isfinite(0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:2997: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3012: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3003,14 +3018,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3007 "configure"
+#line 3022 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 isinf(0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3014: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3029: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3020,14 +3035,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3024 "configure"
+#line 3039 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 isnan(0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3031: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3046: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3037,14 +3052,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3041 "configure"
+#line 3056 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 isnormal(0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3048: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3063: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3054,14 +3069,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3058 "configure"
+#line 3073 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 signbit(0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3065: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3080: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3071,14 +3086,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3075 "configure"
+#line 3090 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 isgreater(0.0,0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3082: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3097: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3088,14 +3103,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3092 "configure"
+#line 3107 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 isgreaterequal(0.0,0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3099: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3114: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3105,14 +3120,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3109 "configure"
+#line 3124 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 isless(0.0,0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3116: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3131: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3122,14 +3137,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3126 "configure"
+#line 3141 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 islessequal(0.0,0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3133: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3148: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3139,14 +3154,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3143 "configure"
+#line 3158 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 islessgreater(0.0,0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3150: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3165: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3156,14 +3171,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3160 "configure"
+#line 3175 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 isunordered(0.0,0.0);
 ; return 0; }
 EOF
-if { (eval echo configure:3167: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3182: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3177,16 +3192,16 @@ rm -f conftest*
   # Check for the existence in <stdio.h> of vscanf, et. al.
   ac_c99_stdio=yes;
   echo $ac_n "checking for ISO C99 support in <stdio.h>""... $ac_c" 1>&6
-echo "configure:3181: checking for ISO C99 support in <stdio.h>" >&5
+echo "configure:3196: checking for ISO C99 support in <stdio.h>" >&5
   cat > conftest.$ac_ext <<EOF
-#line 3183 "configure"
+#line 3198 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 snprintf("12", 0, "%i");
 ; return 0; }
 EOF
-if { (eval echo configure:3190: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3205: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3196,7 +3211,7 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3200 "configure"
+#line 3215 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 		  #include <stdarg.h>
@@ -3207,7 +3222,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3211: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3226: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3217,7 +3232,7 @@ else
 fi
 rm -f conftest*	
   cat > conftest.$ac_ext <<EOF
-#line 3221 "configure"
+#line 3236 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 		  #include <stdarg.h>
@@ -3228,7 +3243,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3232: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3247: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3238,7 +3253,7 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3242 "configure"
+#line 3257 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 		  #include <stdarg.h>
@@ -3249,7 +3264,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3253: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3268: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3259,7 +3274,7 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3263 "configure"
+#line 3278 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 		  #include <stdarg.h>
@@ -3270,7 +3285,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3274: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3289: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3284,20 +3299,20 @@ rm -f conftest*
   # Check for the existence in <stdlib.h> of lldiv_t, et. al.
   ac_c99_stdlib=yes;
   echo $ac_n "checking for lldiv_t declaration""... $ac_c" 1>&6
-echo "configure:3288: checking for lldiv_t declaration" >&5
+echo "configure:3303: checking for lldiv_t declaration" >&5
   if eval "test \"`echo '$''{'ac_c99_lldiv_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 3294 "configure"
+#line 3309 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
  lldiv_t mydivt;
 ; return 0; }
 EOF
-if { (eval echo configure:3301: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3316: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_c99_lldiv_t=yes
 else
@@ -3313,16 +3328,16 @@ fi
   echo "$ac_t""$ac_c99_lldiv_t" 1>&6
 
   echo $ac_n "checking for ISO C99 support in <stdlib.h>""... $ac_c" 1>&6
-echo "configure:3317: checking for ISO C99 support in <stdlib.h>" >&5
+echo "configure:3332: checking for ISO C99 support in <stdlib.h>" >&5
   cat > conftest.$ac_ext <<EOF
-#line 3319 "configure"
+#line 3334 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 char* tmp; strtof("gnu", &tmp);
 ; return 0; }
 EOF
-if { (eval echo configure:3326: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3341: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3332,14 +3347,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3336 "configure"
+#line 3351 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 char* tmp; strtold("gnu", &tmp);
 ; return 0; }
 EOF
-if { (eval echo configure:3343: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3358: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3349,14 +3364,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3353 "configure"
+#line 3368 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 char* tmp; strtoll("gnu", &tmp, 10);
 ; return 0; }
 EOF
-if { (eval echo configure:3360: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3375: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3366,14 +3381,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3370 "configure"
+#line 3385 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 char* tmp; strtoull("gnu", &tmp, 10);
 ; return 0; }
 EOF
-if { (eval echo configure:3377: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3392: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3383,14 +3398,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3387 "configure"
+#line 3402 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 llabs(10);
 ; return 0; }
 EOF
-if { (eval echo configure:3394: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3409: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3400,14 +3415,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3404 "configure"
+#line 3419 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 lldiv(10,1);
 ; return 0; }
 EOF
-if { (eval echo configure:3411: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3426: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3417,14 +3432,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3421 "configure"
+#line 3436 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 atoll("10");
 ; return 0; }
 EOF
-if { (eval echo configure:3428: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3443: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3434,14 +3449,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3438 "configure"
+#line 3453 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 _Exit(0);
 ; return 0; }
 EOF
-if { (eval echo configure:3445: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3460: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3459,16 +3474,16 @@ rm -f conftest*
   # XXX the wchar.h checks should be rolled into the general C99 bits.
   ac_c99_wchar=yes;
   echo $ac_n "checking for additional ISO C99 support in <wchar.h>""... $ac_c" 1>&6
-echo "configure:3463: checking for additional ISO C99 support in <wchar.h>" >&5
+echo "configure:3478: checking for additional ISO C99 support in <wchar.h>" >&5
   cat > conftest.$ac_ext <<EOF
-#line 3465 "configure"
+#line 3480 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 wcstold(L"10.0", NULL);
 ; return 0; }
 EOF
-if { (eval echo configure:3472: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3487: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3478,14 +3493,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3482 "configure"
+#line 3497 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 wcstoll(L"10", NULL, 10);
 ; return 0; }
 EOF
-if { (eval echo configure:3489: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3504: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3495,14 +3510,14 @@ else
 fi
 rm -f conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3499 "configure"
+#line 3514 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 wcstoull(L"10", NULL, 10);
 ; return 0; }
 EOF
-if { (eval echo configure:3506: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3521: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3514,7 +3529,7 @@ rm -f conftest*
   echo "$ac_t""$ac_c99_wchar" 1>&6
 
   echo $ac_n "checking for enabled ISO C99 support""... $ac_c" 1>&6
-echo "configure:3518: checking for enabled ISO C99 support" >&5
+echo "configure:3533: checking for enabled ISO C99 support" >&5
   if test x"$ac_c99_math" = x"no" || test x"$ac_c99_stdio" = x"no" \
       || test x"$ac_c99_stdlib" = x"no" \
       || test x"$ac_c99_wchar" = x"no"; then
@@ -3560,7 +3575,7 @@ fi
 
   # Option parsed, now set things appropriately
   echo $ac_n "checking for enabled long long support""... $ac_c" 1>&6
-echo "configure:3564: checking for enabled long long support" >&5
+echo "configure:3579: checking for enabled long long support" >&5
   if test x"$enable_long_long" = xyes; then
     cat >> confdefs.h <<\EOF
 #define _GLIBCPP_USE_LONG_LONG 1
@@ -3570,7 +3585,7 @@ EOF
   echo "$ac_t""$enable_long_long" 1>&6
 
 echo $ac_n "checking for c header strategy to use""... $ac_c" 1>&6
-echo "configure:3574: checking for c header strategy to use" >&5
+echo "configure:3589: checking for c header strategy to use" >&5
 # Check whether --enable-cheaders or --disable-cheaders was given.
 if test "${enable_cheaders+set}" = set; then
   enableval="$enable_cheaders"
@@ -3627,7 +3642,7 @@ fi
 
 
   echo $ac_n "checking for thread model used by GCC""... $ac_c" 1>&6
-echo "configure:3631: checking for thread model used by GCC" >&5
+echo "configure:3646: checking for thread model used by GCC" >&5
   target_thread_file=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
   echo "$ac_t""$target_thread_file" 1>&6
 
@@ -3681,7 +3696,7 @@ EXTRA_CXX_FLAGS="$enable_cxx_flags"
 
 
   echo $ac_n "checking for exception model to use""... $ac_c" 1>&6
-echo "configure:3685: checking for exception model to use" >&5
+echo "configure:3700: checking for exception model to use" >&5
   
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -3696,7 +3711,7 @@ if test "${enable_sjlj_exceptions+set}" = set; then
   :
 else
                        cat > conftest.$ac_ext << EOF
-#line 3700 "configure"
+#line 3715 "configure"
 struct S { ~S(); };
 void bar();
 void foo()
@@ -3707,7 +3722,7 @@ void foo()
 EOF
    old_CXXFLAGS="$CXXFLAGS"  
    CXXFLAGS=-S
-   if { (eval echo configure:3711: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+   if { (eval echo configure:3726: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
      if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
        enable_sjlj_exceptions=yes
      elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
@@ -3767,17 +3782,17 @@ if test -n "$with_cross_host"; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3771: checking for $ac_hdr" >&5
+echo "configure:3786: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3776 "configure"
+#line 3791 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3781: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3796: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3833,12 +3848,12 @@ done
     # used sections, first .eh_frame and now some of the glibc sections for
     # iconv). Bzzzzt. Thanks for playing, maybe next time.
     echo $ac_n "checking for ld that supports -Wl,--gc-sections""... $ac_c" 1>&6
-echo "configure:3837: checking for ld that supports -Wl,--gc-sections" >&5
+echo "configure:3852: checking for ld that supports -Wl,--gc-sections" >&5
     if test "$cross_compiling" = yes; then
   ac_sectionLDflags=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 3842 "configure"
+#line 3857 "configure"
 #include "confdefs.h"
 
      int main(void) 
@@ -3849,7 +3864,7 @@ else
      }
     
 EOF
-if { (eval echo configure:3853: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3868: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_sectionLDflags=yes
 else
@@ -4127,7 +4142,7 @@ EOF
 	fi
 	
     echo $ac_n "checking for main in -lm""... $ac_c" 1>&6
-echo "configure:4131: checking for main in -lm" >&5
+echo "configure:4146: checking for main in -lm" >&5
 ac_lib_var=`echo m'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4135,14 +4150,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4139 "configure"
+#line 4154 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4146: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4161: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4172,12 +4187,12 @@ fi
   for ac_func in nan hypot hypotf atan2f expf copysignf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4176: checking for $ac_func" >&5
+echo "configure:4191: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4181 "configure"
+#line 4196 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4200,7 +4215,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4204: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4219: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4234,12 +4249,12 @@ done
     for ac_func in hypotl signbitl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4238: checking for $ac_func" >&5
+echo "configure:4253: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4243 "configure"
+#line 4258 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4262,7 +4277,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4266: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4281: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4295,16 +4310,16 @@ done
 	
 
       echo $ac_n "checking for mbstate_t""... $ac_c" 1>&6
-echo "configure:4299: checking for mbstate_t" >&5
+echo "configure:4314: checking for mbstate_t" >&5
   cat > conftest.$ac_ext <<EOF
-#line 4301 "configure"
+#line 4316 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 mbstate_t teststate;
 ; return 0; }
 EOF
-if { (eval echo configure:4308: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4323: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   have_mbstate_t=yes
 else
@@ -4326,17 +4341,17 @@ EOF
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4330: checking for $ac_hdr" >&5
+echo "configure:4345: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4335 "configure"
+#line 4350 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4340: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4355: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4365,17 +4380,17 @@ done
 
   ac_safe=`echo "wctype.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for wctype.h""... $ac_c" 1>&6
-echo "configure:4369: checking for wctype.h" >&5
+echo "configure:4384: checking for wctype.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4374 "configure"
+#line 4389 "configure"
 #include "confdefs.h"
 #include <wctype.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4379: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4394: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4402,16 +4417,16 @@ fi
      && test x"$enable_c_mbchar" != xno; then
       
             echo $ac_n "checking for WCHAR_MIN and WCHAR_MAX""... $ac_c" 1>&6
-echo "configure:4406: checking for WCHAR_MIN and WCHAR_MAX" >&5
+echo "configure:4421: checking for WCHAR_MIN and WCHAR_MAX" >&5
     cat > conftest.$ac_ext <<EOF
-#line 4408 "configure"
+#line 4423 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 int i = WCHAR_MIN; int j = WCHAR_MAX;
 ; return 0; }
 EOF
-if { (eval echo configure:4415: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4430: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   has_wchar_minmax=yes
 else
@@ -4424,9 +4439,9 @@ rm -f conftest*
     echo "$ac_t""$has_wchar_minmax" 1>&6
     
             echo $ac_n "checking for WEOF""... $ac_c" 1>&6
-echo "configure:4428: checking for WEOF" >&5
+echo "configure:4443: checking for WEOF" >&5
     cat > conftest.$ac_ext <<EOF
-#line 4430 "configure"
+#line 4445 "configure"
 #include "confdefs.h"
 
       #include <wchar.h>
@@ -4435,7 +4450,7 @@ int main() {
 wint_t i = WEOF;
 ; return 0; }
 EOF
-if { (eval echo configure:4439: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4454: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   has_weof=yes
 else
@@ -4451,12 +4466,12 @@ rm -f conftest*
     for ac_func in wcslen wmemchr wmemcmp wmemcpy wmemmove wmemset
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4455: checking for $ac_func" >&5
+echo "configure:4470: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4460 "configure"
+#line 4475 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4479,7 +4494,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4483: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4498: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4514,12 +4529,12 @@ done
     wcscspn wcsspn wcstok wcsftime wcschr wcspbrk wcsrchr wcsstr
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4518: checking for $ac_func" >&5
+echo "configure:4533: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4523 "configure"
+#line 4538 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4542,7 +4557,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4561: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4570,7 +4585,7 @@ done
 
 
     echo $ac_n "checking for ISO C99 wchar_t support""... $ac_c" 1>&6
-echo "configure:4574: checking for ISO C99 wchar_t support" >&5
+echo "configure:4589: checking for ISO C99 wchar_t support" >&5
     if test x"$has_weof" = xyes && test x"$has_wchar_minmax" = xyes \
        && test x"$ac_wfuncs" = xyes; then
       ac_isoC99_wchar_t=yes
@@ -4581,17 +4596,17 @@ echo "configure:4574: checking for ISO C99 wchar_t support" >&5
   
             ac_safe=`echo "iconv.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for iconv.h""... $ac_c" 1>&6
-echo "configure:4585: checking for iconv.h" >&5
+echo "configure:4600: checking for iconv.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4590 "configure"
+#line 4605 "configure"
 #include "confdefs.h"
 #include <iconv.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4595: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4610: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4615,17 +4630,17 @@ fi
 
     ac_safe=`echo "langinfo.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for langinfo.h""... $ac_c" 1>&6
-echo "configure:4619: checking for langinfo.h" >&5
+echo "configure:4634: checking for langinfo.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4624 "configure"
+#line 4639 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4629: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4644: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4649,7 +4664,7 @@ fi
 
 
         echo $ac_n "checking for iconv in -liconv""... $ac_c" 1>&6
-echo "configure:4653: checking for iconv in -liconv" >&5
+echo "configure:4668: checking for iconv in -liconv" >&5
 ac_lib_var=`echo iconv'_'iconv | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4657,7 +4672,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-liconv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4661 "configure"
+#line 4676 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4668,7 +4683,7 @@ int main() {
 iconv()
 ; return 0; }
 EOF
-if { (eval echo configure:4672: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4687: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4694,12 +4709,12 @@ fi
     for ac_func in iconv_open iconv_close iconv nl_langinfo
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4698: checking for $ac_func" >&5
+echo "configure:4713: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4703 "configure"
+#line 4718 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4722,7 +4737,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4726: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4741: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4752,7 +4767,7 @@ done
     LIBS="$ac_save_LIBS"
 
     echo $ac_n "checking for XPG2 wchar_t support""... $ac_c" 1>&6
-echo "configure:4756: checking for XPG2 wchar_t support" >&5
+echo "configure:4771: checking for XPG2 wchar_t support" >&5
     if test x"$ac_has_iconv_h" = xyes && test x"$ac_has_langinfo_h" = xyes \
        && test x"$ac_XPG2funcs" = xyes; then
       ac_XPG2_wchar_t=yes
@@ -4762,7 +4777,7 @@ echo "configure:4756: checking for XPG2 wchar_t support" >&5
     echo "$ac_t""$ac_XPG2_wchar_t" 1>&6
   
             echo $ac_n "checking for enabled wchar_t specializations""... $ac_c" 1>&6
-echo "configure:4766: checking for enabled wchar_t specializations" >&5
+echo "configure:4781: checking for enabled wchar_t specializations" >&5
     if test x"$ac_isoC99_wchar_t" = xyes \
     && test x"$ac_XPG2_wchar_t" = xyes; then
       cat >> confdefs.h <<\EOF
@@ -4838,17 +4853,17 @@ else
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4842: checking for $ac_hdr" >&5
+echo "configure:4857: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4847 "configure"
+#line 4862 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4852: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4867: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4877,7 +4892,7 @@ done
 
   
   # All these tests are for C++; save the language and the compiler flags.
-  # The CXXFLAGS thing is suspicious, but based on similar bits 
+  # The CXXFLAGS thing is suspicious, but based on similar bits previously
   # found in GLIBCPP_CONFIGURE.
   
   ac_ext=C
@@ -4899,10 +4914,10 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
   # Check for -ffunction-sections -fdata-sections
   echo $ac_n "checking for g++ that supports -ffunction-sections -fdata-sections""... $ac_c" 1>&6
-echo "configure:4903: checking for g++ that supports -ffunction-sections -fdata-sections" >&5
+echo "configure:4918: checking for g++ that supports -ffunction-sections -fdata-sections" >&5
   CXXFLAGS='-Werror -ffunction-sections -fdata-sections'
   cat > conftest.$ac_ext <<EOF
-#line 4906 "configure"
+#line 4921 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4910,7 +4925,7 @@ int foo;
   
 ; return 0; }
 EOF
-if { (eval echo configure:4914: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4929: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_fdsections=yes
 else
@@ -4967,12 +4982,12 @@ cross_compiling=$ac_cv_prog_cc_cross
     # used sections, first .eh_frame and now some of the glibc sections for
     # iconv). Bzzzzt. Thanks for playing, maybe next time.
     echo $ac_n "checking for ld that supports -Wl,--gc-sections""... $ac_c" 1>&6
-echo "configure:4971: checking for ld that supports -Wl,--gc-sections" >&5
+echo "configure:4986: checking for ld that supports -Wl,--gc-sections" >&5
     if test "$cross_compiling" = yes; then
   ac_sectionLDflags=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 4976 "configure"
+#line 4991 "configure"
 #include "confdefs.h"
 
      int main(void) 
@@ -4983,7 +4998,7 @@ else
      }
     
 EOF
-if { (eval echo configure:4987: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5002: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_sectionLDflags=yes
 else
@@ -5018,7 +5033,7 @@ fi
   
       
   echo $ac_n "checking for __builtin_abs declaration""... $ac_c" 1>&6
-echo "configure:5022: checking for __builtin_abs declaration" >&5
+echo "configure:5037: checking for __builtin_abs declaration" >&5
   if test x${glibcpp_cv_func___builtin_abs_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_abs_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5033,14 +5048,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5037 "configure"
+#line 5052 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_abs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5044: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5059: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_abs_use=yes
 else
@@ -5064,21 +5079,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_abs_use" 1>&6
   if test x$glibcpp_cv_func___builtin_abs_use = x"yes"; then
     echo $ac_n "checking for __builtin_abs linkage""... $ac_c" 1>&6
-echo "configure:5068: checking for __builtin_abs linkage" >&5
+echo "configure:5083: checking for __builtin_abs linkage" >&5
     if test x${glibcpp_cv_func___builtin_abs_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_abs_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5075 "configure"
+#line 5090 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_abs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5082: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5097: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_abs_link=yes
 else
@@ -5104,7 +5119,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_fabsf declaration""... $ac_c" 1>&6
-echo "configure:5108: checking for __builtin_fabsf declaration" >&5
+echo "configure:5123: checking for __builtin_fabsf declaration" >&5
   if test x${glibcpp_cv_func___builtin_fabsf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabsf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5119,14 +5134,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5123 "configure"
+#line 5138 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabsf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5130: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5145: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabsf_use=yes
 else
@@ -5150,21 +5165,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_fabsf_use" 1>&6
   if test x$glibcpp_cv_func___builtin_fabsf_use = x"yes"; then
     echo $ac_n "checking for __builtin_fabsf linkage""... $ac_c" 1>&6
-echo "configure:5154: checking for __builtin_fabsf linkage" >&5
+echo "configure:5169: checking for __builtin_fabsf linkage" >&5
     if test x${glibcpp_cv_func___builtin_fabsf_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabsf_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5161 "configure"
+#line 5176 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabsf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5168: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5183: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabsf_link=yes
 else
@@ -5190,7 +5205,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_fabs declaration""... $ac_c" 1>&6
-echo "configure:5194: checking for __builtin_fabs declaration" >&5
+echo "configure:5209: checking for __builtin_fabs declaration" >&5
   if test x${glibcpp_cv_func___builtin_fabs_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabs_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5205,14 +5220,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5209 "configure"
+#line 5224 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5216: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5231: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabs_use=yes
 else
@@ -5236,21 +5251,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_fabs_use" 1>&6
   if test x$glibcpp_cv_func___builtin_fabs_use = x"yes"; then
     echo $ac_n "checking for __builtin_fabs linkage""... $ac_c" 1>&6
-echo "configure:5240: checking for __builtin_fabs linkage" >&5
+echo "configure:5255: checking for __builtin_fabs linkage" >&5
     if test x${glibcpp_cv_func___builtin_fabs_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabs_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5247 "configure"
+#line 5262 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5254: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabs_link=yes
 else
@@ -5276,7 +5291,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_fabsl declaration""... $ac_c" 1>&6
-echo "configure:5280: checking for __builtin_fabsl declaration" >&5
+echo "configure:5295: checking for __builtin_fabsl declaration" >&5
   if test x${glibcpp_cv_func___builtin_fabsl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabsl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5291,14 +5306,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5295 "configure"
+#line 5310 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabsl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5302: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5317: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabsl_use=yes
 else
@@ -5322,21 +5337,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_fabsl_use" 1>&6
   if test x$glibcpp_cv_func___builtin_fabsl_use = x"yes"; then
     echo $ac_n "checking for __builtin_fabsl linkage""... $ac_c" 1>&6
-echo "configure:5326: checking for __builtin_fabsl linkage" >&5
+echo "configure:5341: checking for __builtin_fabsl linkage" >&5
     if test x${glibcpp_cv_func___builtin_fabsl_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabsl_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5333 "configure"
+#line 5348 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabsl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5340: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5355: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabsl_link=yes
 else
@@ -5362,7 +5377,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_labs declaration""... $ac_c" 1>&6
-echo "configure:5366: checking for __builtin_labs declaration" >&5
+echo "configure:5381: checking for __builtin_labs declaration" >&5
   if test x${glibcpp_cv_func___builtin_labs_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_labs_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5377,14 +5392,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5381 "configure"
+#line 5396 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_labs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5388: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5403: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_labs_use=yes
 else
@@ -5408,21 +5423,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_labs_use" 1>&6
   if test x$glibcpp_cv_func___builtin_labs_use = x"yes"; then
     echo $ac_n "checking for __builtin_labs linkage""... $ac_c" 1>&6
-echo "configure:5412: checking for __builtin_labs linkage" >&5
+echo "configure:5427: checking for __builtin_labs linkage" >&5
     if test x${glibcpp_cv_func___builtin_labs_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_labs_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5419 "configure"
+#line 5434 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_labs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5426: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5441: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_labs_link=yes
 else
@@ -5449,7 +5464,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sqrtf declaration""... $ac_c" 1>&6
-echo "configure:5453: checking for __builtin_sqrtf declaration" >&5
+echo "configure:5468: checking for __builtin_sqrtf declaration" >&5
   if test x${glibcpp_cv_func___builtin_sqrtf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sqrtf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5464,14 +5479,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5468 "configure"
+#line 5483 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sqrtf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5475: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5490: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sqrtf_use=yes
 else
@@ -5495,21 +5510,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sqrtf_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sqrtf_use = x"yes"; then
     echo $ac_n "checking for __builtin_sqrtf linkage""... $ac_c" 1>&6
-echo "configure:5499: checking for __builtin_sqrtf linkage" >&5
+echo "configure:5514: checking for __builtin_sqrtf linkage" >&5
     if test x${glibcpp_cv_func___builtin_sqrtf_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sqrtf_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5506 "configure"
+#line 5521 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sqrtf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5513: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5528: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sqrtf_link=yes
 else
@@ -5535,7 +5550,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_fsqrt declaration""... $ac_c" 1>&6
-echo "configure:5539: checking for __builtin_fsqrt declaration" >&5
+echo "configure:5554: checking for __builtin_fsqrt declaration" >&5
   if test x${glibcpp_cv_func___builtin_fsqrt_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fsqrt_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5550,14 +5565,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5554 "configure"
+#line 5569 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fsqrt(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5561: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5576: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fsqrt_use=yes
 else
@@ -5581,21 +5596,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_fsqrt_use" 1>&6
   if test x$glibcpp_cv_func___builtin_fsqrt_use = x"yes"; then
     echo $ac_n "checking for __builtin_fsqrt linkage""... $ac_c" 1>&6
-echo "configure:5585: checking for __builtin_fsqrt linkage" >&5
+echo "configure:5600: checking for __builtin_fsqrt linkage" >&5
     if test x${glibcpp_cv_func___builtin_fsqrt_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fsqrt_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5592 "configure"
+#line 5607 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fsqrt(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5599: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5614: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fsqrt_link=yes
 else
@@ -5621,7 +5636,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sqrtl declaration""... $ac_c" 1>&6
-echo "configure:5625: checking for __builtin_sqrtl declaration" >&5
+echo "configure:5640: checking for __builtin_sqrtl declaration" >&5
   if test x${glibcpp_cv_func___builtin_sqrtl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sqrtl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5636,14 +5651,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5640 "configure"
+#line 5655 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sqrtl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5647: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5662: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sqrtl_use=yes
 else
@@ -5667,21 +5682,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sqrtl_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sqrtl_use = x"yes"; then
     echo $ac_n "checking for __builtin_sqrtl linkage""... $ac_c" 1>&6
-echo "configure:5671: checking for __builtin_sqrtl linkage" >&5
+echo "configure:5686: checking for __builtin_sqrtl linkage" >&5
     if test x${glibcpp_cv_func___builtin_sqrtl_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sqrtl_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5678 "configure"
+#line 5693 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sqrtl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5685: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5700: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sqrtl_link=yes
 else
@@ -5708,7 +5723,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sinf declaration""... $ac_c" 1>&6
-echo "configure:5712: checking for __builtin_sinf declaration" >&5
+echo "configure:5727: checking for __builtin_sinf declaration" >&5
   if test x${glibcpp_cv_func___builtin_sinf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sinf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5723,14 +5738,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5727 "configure"
+#line 5742 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sinf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5734: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5749: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sinf_use=yes
 else
@@ -5754,21 +5769,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sinf_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sinf_use = x"yes"; then
     echo $ac_n "checking for __builtin_sinf linkage""... $ac_c" 1>&6
-echo "configure:5758: checking for __builtin_sinf linkage" >&5
+echo "configure:5773: checking for __builtin_sinf linkage" >&5
     if test x${glibcpp_cv_func___builtin_sinf_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sinf_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5765 "configure"
+#line 5780 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sinf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5772: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5787: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sinf_link=yes
 else
@@ -5794,7 +5809,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sin declaration""... $ac_c" 1>&6
-echo "configure:5798: checking for __builtin_sin declaration" >&5
+echo "configure:5813: checking for __builtin_sin declaration" >&5
   if test x${glibcpp_cv_func___builtin_sin_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sin_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5809,14 +5824,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5813 "configure"
+#line 5828 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sin(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5820: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5835: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sin_use=yes
 else
@@ -5840,21 +5855,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sin_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sin_use = x"yes"; then
     echo $ac_n "checking for __builtin_sin linkage""... $ac_c" 1>&6
-echo "configure:5844: checking for __builtin_sin linkage" >&5
+echo "configure:5859: checking for __builtin_sin linkage" >&5
     if test x${glibcpp_cv_func___builtin_sin_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sin_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5851 "configure"
+#line 5866 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sin(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5858: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5873: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sin_link=yes
 else
@@ -5880,7 +5895,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sinl declaration""... $ac_c" 1>&6
-echo "configure:5884: checking for __builtin_sinl declaration" >&5
+echo "configure:5899: checking for __builtin_sinl declaration" >&5
   if test x${glibcpp_cv_func___builtin_sinl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sinl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5895,14 +5910,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5899 "configure"
+#line 5914 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sinl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5906: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5921: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sinl_use=yes
 else
@@ -5926,21 +5941,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sinl_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sinl_use = x"yes"; then
     echo $ac_n "checking for __builtin_sinl linkage""... $ac_c" 1>&6
-echo "configure:5930: checking for __builtin_sinl linkage" >&5
+echo "configure:5945: checking for __builtin_sinl linkage" >&5
     if test x${glibcpp_cv_func___builtin_sinl_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sinl_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5937 "configure"
+#line 5952 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sinl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5944: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sinl_link=yes
 else
@@ -5967,7 +5982,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_cosf declaration""... $ac_c" 1>&6
-echo "configure:5971: checking for __builtin_cosf declaration" >&5
+echo "configure:5986: checking for __builtin_cosf declaration" >&5
   if test x${glibcpp_cv_func___builtin_cosf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cosf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5982,14 +5997,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5986 "configure"
+#line 6001 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cosf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5993: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6008: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cosf_use=yes
 else
@@ -6013,21 +6028,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_cosf_use" 1>&6
   if test x$glibcpp_cv_func___builtin_cosf_use = x"yes"; then
     echo $ac_n "checking for __builtin_cosf linkage""... $ac_c" 1>&6
-echo "configure:6017: checking for __builtin_cosf linkage" >&5
+echo "configure:6032: checking for __builtin_cosf linkage" >&5
     if test x${glibcpp_cv_func___builtin_cosf_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cosf_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 6024 "configure"
+#line 6039 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cosf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6031: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6046: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cosf_link=yes
 else
@@ -6053,7 +6068,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_cos declaration""... $ac_c" 1>&6
-echo "configure:6057: checking for __builtin_cos declaration" >&5
+echo "configure:6072: checking for __builtin_cos declaration" >&5
   if test x${glibcpp_cv_func___builtin_cos_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cos_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6068,14 +6083,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6072 "configure"
+#line 6087 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cos(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6079: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6094: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cos_use=yes
 else
@@ -6099,21 +6114,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_cos_use" 1>&6
   if test x$glibcpp_cv_func___builtin_cos_use = x"yes"; then
     echo $ac_n "checking for __builtin_cos linkage""... $ac_c" 1>&6
-echo "configure:6103: checking for __builtin_cos linkage" >&5
+echo "configure:6118: checking for __builtin_cos linkage" >&5
     if test x${glibcpp_cv_func___builtin_cos_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cos_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 6110 "configure"
+#line 6125 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cos(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6117: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6132: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cos_link=yes
 else
@@ -6139,7 +6154,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_cosl declaration""... $ac_c" 1>&6
-echo "configure:6143: checking for __builtin_cosl declaration" >&5
+echo "configure:6158: checking for __builtin_cosl declaration" >&5
   if test x${glibcpp_cv_func___builtin_cosl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cosl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6154,14 +6169,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6158 "configure"
+#line 6173 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cosl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6165: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6180: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cosl_use=yes
 else
@@ -6185,21 +6200,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_cosl_use" 1>&6
   if test x$glibcpp_cv_func___builtin_cosl_use = x"yes"; then
     echo $ac_n "checking for __builtin_cosl linkage""... $ac_c" 1>&6
-echo "configure:6189: checking for __builtin_cosl linkage" >&5
+echo "configure:6204: checking for __builtin_cosl linkage" >&5
     if test x${glibcpp_cv_func___builtin_cosl_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cosl_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 6196 "configure"
+#line 6211 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cosl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6203: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6218: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cosl_link=yes
 else
@@ -6290,7 +6305,7 @@ EOF
   CXXFLAGS='-fno-builtins -D_GNU_SOURCE'
 
     echo $ac_n "checking for sin in -lm""... $ac_c" 1>&6
-echo "configure:6294: checking for sin in -lm" >&5
+echo "configure:6309: checking for sin in -lm" >&5
 ac_lib_var=`echo m'_'sin | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6298,7 +6313,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6302 "configure"
+#line 6317 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -6309,7 +6324,7 @@ int main() {
 sin()
 ; return 0; }
 EOF
-if { (eval echo configure:6313: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6328: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6335,7 +6350,7 @@ fi
     
   
   echo $ac_n "checking for isinf declaration""... $ac_c" 1>&6
-echo "configure:6339: checking for isinf declaration" >&5
+echo "configure:6354: checking for isinf declaration" >&5
   if test x${glibcpp_cv_func_isinf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isinf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6350,7 +6365,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6354 "configure"
+#line 6369 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6361,7 +6376,7 @@ int main() {
  isinf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6365: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6380: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isinf_use=yes
 else
@@ -6388,12 +6403,12 @@ fi
     for ac_func in isinf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6392: checking for $ac_func" >&5
+echo "configure:6407: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6397 "configure"
+#line 6412 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6416,7 +6431,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6420: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6435: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6443,7 +6458,7 @@ done
   else
     
   echo $ac_n "checking for _isinf declaration""... $ac_c" 1>&6
-echo "configure:6447: checking for _isinf declaration" >&5
+echo "configure:6462: checking for _isinf declaration" >&5
   if test x${glibcpp_cv_func__isinf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isinf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6458,7 +6473,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6462 "configure"
+#line 6477 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6469,7 +6484,7 @@ int main() {
  _isinf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6473: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6488: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isinf_use=yes
 else
@@ -6496,12 +6511,12 @@ fi
       for ac_func in _isinf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6500: checking for $ac_func" >&5
+echo "configure:6515: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6505 "configure"
+#line 6520 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6524,7 +6539,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6528: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6543: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6554,7 +6569,7 @@ done
   
   
   echo $ac_n "checking for isnan declaration""... $ac_c" 1>&6
-echo "configure:6558: checking for isnan declaration" >&5
+echo "configure:6573: checking for isnan declaration" >&5
   if test x${glibcpp_cv_func_isnan_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isnan_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6569,7 +6584,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6573 "configure"
+#line 6588 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6580,7 +6595,7 @@ int main() {
  isnan(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6584: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6599: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isnan_use=yes
 else
@@ -6607,12 +6622,12 @@ fi
     for ac_func in isnan
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6611: checking for $ac_func" >&5
+echo "configure:6626: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6616 "configure"
+#line 6631 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6635,7 +6650,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6639: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6662,7 +6677,7 @@ done
   else
     
   echo $ac_n "checking for _isnan declaration""... $ac_c" 1>&6
-echo "configure:6666: checking for _isnan declaration" >&5
+echo "configure:6681: checking for _isnan declaration" >&5
   if test x${glibcpp_cv_func__isnan_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isnan_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6677,7 +6692,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6681 "configure"
+#line 6696 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6688,7 +6703,7 @@ int main() {
  _isnan(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6692: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6707: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isnan_use=yes
 else
@@ -6715,12 +6730,12 @@ fi
       for ac_func in _isnan
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6719: checking for $ac_func" >&5
+echo "configure:6734: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6724 "configure"
+#line 6739 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6743,7 +6758,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6747: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6762: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6773,7 +6788,7 @@ done
   
   
   echo $ac_n "checking for finite declaration""... $ac_c" 1>&6
-echo "configure:6777: checking for finite declaration" >&5
+echo "configure:6792: checking for finite declaration" >&5
   if test x${glibcpp_cv_func_finite_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_finite_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6788,7 +6803,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6792 "configure"
+#line 6807 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6799,7 +6814,7 @@ int main() {
  finite(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6803: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6818: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_finite_use=yes
 else
@@ -6826,12 +6841,12 @@ fi
     for ac_func in finite
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6830: checking for $ac_func" >&5
+echo "configure:6845: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6835 "configure"
+#line 6850 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6854,7 +6869,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6858: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6873: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6881,7 +6896,7 @@ done
   else
     
   echo $ac_n "checking for _finite declaration""... $ac_c" 1>&6
-echo "configure:6885: checking for _finite declaration" >&5
+echo "configure:6900: checking for _finite declaration" >&5
   if test x${glibcpp_cv_func__finite_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__finite_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6896,7 +6911,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6900 "configure"
+#line 6915 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6907,7 +6922,7 @@ int main() {
  _finite(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6911: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6926: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__finite_use=yes
 else
@@ -6934,12 +6949,12 @@ fi
       for ac_func in _finite
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6938: checking for $ac_func" >&5
+echo "configure:6953: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6943 "configure"
+#line 6958 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6962,7 +6977,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6966: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6981: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6992,7 +7007,7 @@ done
   
   
   echo $ac_n "checking for copysign declaration""... $ac_c" 1>&6
-echo "configure:6996: checking for copysign declaration" >&5
+echo "configure:7011: checking for copysign declaration" >&5
   if test x${glibcpp_cv_func_copysign_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_copysign_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7007,14 +7022,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7011 "configure"
+#line 7026 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  copysign(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:7018: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7033: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_copysign_use=yes
 else
@@ -7041,12 +7056,12 @@ fi
     for ac_func in copysign
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7045: checking for $ac_func" >&5
+echo "configure:7060: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7050 "configure"
+#line 7065 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7069,7 +7084,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7073: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7088: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7096,7 +7111,7 @@ done
   else
     
   echo $ac_n "checking for _copysign declaration""... $ac_c" 1>&6
-echo "configure:7100: checking for _copysign declaration" >&5
+echo "configure:7115: checking for _copysign declaration" >&5
   if test x${glibcpp_cv_func__copysign_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__copysign_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7111,14 +7126,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7115 "configure"
+#line 7130 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _copysign(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:7122: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7137: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__copysign_use=yes
 else
@@ -7145,12 +7160,12 @@ fi
       for ac_func in _copysign
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7149: checking for $ac_func" >&5
+echo "configure:7164: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7154 "configure"
+#line 7169 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7173,7 +7188,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7177: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7192: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7203,7 +7218,7 @@ done
   
   
   echo $ac_n "checking for sincos declaration""... $ac_c" 1>&6
-echo "configure:7207: checking for sincos declaration" >&5
+echo "configure:7222: checking for sincos declaration" >&5
   if test x${glibcpp_cv_func_sincos_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sincos_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7218,14 +7233,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7222 "configure"
+#line 7237 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  sincos(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:7229: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7244: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sincos_use=yes
 else
@@ -7252,12 +7267,12 @@ fi
     for ac_func in sincos
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7256: checking for $ac_func" >&5
+echo "configure:7271: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7261 "configure"
+#line 7276 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7280,7 +7295,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7284: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7299: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7307,7 +7322,7 @@ done
   else
     
   echo $ac_n "checking for _sincos declaration""... $ac_c" 1>&6
-echo "configure:7311: checking for _sincos declaration" >&5
+echo "configure:7326: checking for _sincos declaration" >&5
   if test x${glibcpp_cv_func__sincos_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sincos_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7322,14 +7337,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7326 "configure"
+#line 7341 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _sincos(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:7333: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7348: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sincos_use=yes
 else
@@ -7356,12 +7371,12 @@ fi
       for ac_func in _sincos
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7360: checking for $ac_func" >&5
+echo "configure:7375: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7365 "configure"
+#line 7380 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7384,7 +7399,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7388: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7403: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7414,7 +7429,7 @@ done
   
   
   echo $ac_n "checking for fpclass declaration""... $ac_c" 1>&6
-echo "configure:7418: checking for fpclass declaration" >&5
+echo "configure:7433: checking for fpclass declaration" >&5
   if test x${glibcpp_cv_func_fpclass_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fpclass_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7429,7 +7444,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7433 "configure"
+#line 7448 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7440,7 +7455,7 @@ int main() {
  fpclass(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7444: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7459: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fpclass_use=yes
 else
@@ -7467,12 +7482,12 @@ fi
     for ac_func in fpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7471: checking for $ac_func" >&5
+echo "configure:7486: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7476 "configure"
+#line 7491 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7495,7 +7510,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7499: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7514: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7522,7 +7537,7 @@ done
   else
     
   echo $ac_n "checking for _fpclass declaration""... $ac_c" 1>&6
-echo "configure:7526: checking for _fpclass declaration" >&5
+echo "configure:7541: checking for _fpclass declaration" >&5
   if test x${glibcpp_cv_func__fpclass_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fpclass_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7537,7 +7552,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7541 "configure"
+#line 7556 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7548,7 +7563,7 @@ int main() {
  _fpclass(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7552: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7567: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fpclass_use=yes
 else
@@ -7575,12 +7590,12 @@ fi
       for ac_func in _fpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7579: checking for $ac_func" >&5
+echo "configure:7594: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7584 "configure"
+#line 7599 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7603,7 +7618,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7607: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7622: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7633,7 +7648,7 @@ done
   
   
   echo $ac_n "checking for qfpclass declaration""... $ac_c" 1>&6
-echo "configure:7637: checking for qfpclass declaration" >&5
+echo "configure:7652: checking for qfpclass declaration" >&5
   if test x${glibcpp_cv_func_qfpclass_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_qfpclass_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7648,7 +7663,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7652 "configure"
+#line 7667 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7659,7 +7674,7 @@ int main() {
  qfpclass(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7663: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7678: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_qfpclass_use=yes
 else
@@ -7686,12 +7701,12 @@ fi
     for ac_func in qfpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7690: checking for $ac_func" >&5
+echo "configure:7705: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7695 "configure"
+#line 7710 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7714,7 +7729,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7718: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7733: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7741,7 +7756,7 @@ done
   else
     
   echo $ac_n "checking for _qfpclass declaration""... $ac_c" 1>&6
-echo "configure:7745: checking for _qfpclass declaration" >&5
+echo "configure:7760: checking for _qfpclass declaration" >&5
   if test x${glibcpp_cv_func__qfpclass_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__qfpclass_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7756,7 +7771,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7760 "configure"
+#line 7775 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7767,7 +7782,7 @@ int main() {
  _qfpclass(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7771: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7786: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__qfpclass_use=yes
 else
@@ -7794,12 +7809,12 @@ fi
       for ac_func in _qfpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7798: checking for $ac_func" >&5
+echo "configure:7813: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7803 "configure"
+#line 7818 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7822,7 +7837,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7826: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7841: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7852,7 +7867,7 @@ done
 
     
   echo $ac_n "checking for float trig functions""... $ac_c" 1>&6
-echo "configure:7856: checking for float trig functions" >&5
+echo "configure:7871: checking for float trig functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func_float_trig_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7866,7 +7881,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 7870 "configure"
+#line 7885 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
@@ -7875,7 +7890,7 @@ int main() {
                                           coshf sinhf tanhf; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:7879: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7894: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_float_trig_use=yes
 else
@@ -7901,12 +7916,12 @@ fi
                                           coshf sinhf tanhf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7905: checking for $ac_func" >&5
+echo "configure:7920: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7910 "configure"
+#line 7925 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7929,7 +7944,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7933: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7948: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7957,7 +7972,7 @@ done
 
   
   echo $ac_n "checking for float round functions""... $ac_c" 1>&6
-echo "configure:7961: checking for float round functions" >&5
+echo "configure:7976: checking for float round functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func_float_round_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7971,14 +7986,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 7975 "configure"
+#line 7990 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  `for x in ceilf floorf; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:7982: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7997: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_float_round_use=yes
 else
@@ -8002,12 +8017,12 @@ fi
     for ac_func in ceilf floorf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8006: checking for $ac_func" >&5
+echo "configure:8021: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8011 "configure"
+#line 8026 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8030,7 +8045,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8034: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8049: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8059,7 +8074,7 @@ done
   
   
   echo $ac_n "checking for isnanf declaration""... $ac_c" 1>&6
-echo "configure:8063: checking for isnanf declaration" >&5
+echo "configure:8078: checking for isnanf declaration" >&5
   if test x${glibcpp_cv_func_isnanf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isnanf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8074,7 +8089,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8078 "configure"
+#line 8093 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8085,7 +8100,7 @@ int main() {
  isnanf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8089: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8104: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isnanf_use=yes
 else
@@ -8112,12 +8127,12 @@ fi
     for ac_func in isnanf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8116: checking for $ac_func" >&5
+echo "configure:8131: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8121 "configure"
+#line 8136 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8140,7 +8155,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8144: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8167,7 +8182,7 @@ done
   else
     
   echo $ac_n "checking for _isnanf declaration""... $ac_c" 1>&6
-echo "configure:8171: checking for _isnanf declaration" >&5
+echo "configure:8186: checking for _isnanf declaration" >&5
   if test x${glibcpp_cv_func__isnanf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isnanf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8182,7 +8197,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8186 "configure"
+#line 8201 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8193,7 +8208,7 @@ int main() {
  _isnanf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8197: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8212: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isnanf_use=yes
 else
@@ -8220,12 +8235,12 @@ fi
       for ac_func in _isnanf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8224: checking for $ac_func" >&5
+echo "configure:8239: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8229 "configure"
+#line 8244 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8248,7 +8263,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8252: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8267: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8278,7 +8293,7 @@ done
   
   
   echo $ac_n "checking for isinff declaration""... $ac_c" 1>&6
-echo "configure:8282: checking for isinff declaration" >&5
+echo "configure:8297: checking for isinff declaration" >&5
   if test x${glibcpp_cv_func_isinff_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isinff_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8293,7 +8308,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8297 "configure"
+#line 8312 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8304,7 +8319,7 @@ int main() {
  isinff(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8308: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8323: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isinff_use=yes
 else
@@ -8331,12 +8346,12 @@ fi
     for ac_func in isinff
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8335: checking for $ac_func" >&5
+echo "configure:8350: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8340 "configure"
+#line 8355 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8359,7 +8374,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8363: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8378: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8386,7 +8401,7 @@ done
   else
     
   echo $ac_n "checking for _isinff declaration""... $ac_c" 1>&6
-echo "configure:8390: checking for _isinff declaration" >&5
+echo "configure:8405: checking for _isinff declaration" >&5
   if test x${glibcpp_cv_func__isinff_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isinff_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8401,7 +8416,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8405 "configure"
+#line 8420 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8412,7 +8427,7 @@ int main() {
  _isinff(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8416: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8431: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isinff_use=yes
 else
@@ -8439,12 +8454,12 @@ fi
       for ac_func in _isinff
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8443: checking for $ac_func" >&5
+echo "configure:8458: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8448 "configure"
+#line 8463 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8467,7 +8482,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8471: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8486: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8497,7 +8512,7 @@ done
   
   
   echo $ac_n "checking for fabsf declaration""... $ac_c" 1>&6
-echo "configure:8501: checking for fabsf declaration" >&5
+echo "configure:8516: checking for fabsf declaration" >&5
   if test x${glibcpp_cv_func_fabsf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fabsf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8512,7 +8527,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8516 "configure"
+#line 8531 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8523,7 +8538,7 @@ int main() {
  fabsf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8527: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8542: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fabsf_use=yes
 else
@@ -8550,12 +8565,12 @@ fi
     for ac_func in fabsf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8554: checking for $ac_func" >&5
+echo "configure:8569: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8559 "configure"
+#line 8574 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8578,7 +8593,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8582: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8597: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8605,7 +8620,7 @@ done
   else
     
   echo $ac_n "checking for _fabsf declaration""... $ac_c" 1>&6
-echo "configure:8609: checking for _fabsf declaration" >&5
+echo "configure:8624: checking for _fabsf declaration" >&5
   if test x${glibcpp_cv_func__fabsf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fabsf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8620,7 +8635,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8624 "configure"
+#line 8639 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8631,7 +8646,7 @@ int main() {
  _fabsf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8635: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8650: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fabsf_use=yes
 else
@@ -8658,12 +8673,12 @@ fi
       for ac_func in _fabsf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8662: checking for $ac_func" >&5
+echo "configure:8677: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8667 "configure"
+#line 8682 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8686,7 +8701,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8690: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8705: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8716,7 +8731,7 @@ done
   
   
   echo $ac_n "checking for fmodf declaration""... $ac_c" 1>&6
-echo "configure:8720: checking for fmodf declaration" >&5
+echo "configure:8735: checking for fmodf declaration" >&5
   if test x${glibcpp_cv_func_fmodf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fmodf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8731,14 +8746,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8735 "configure"
+#line 8750 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  fmodf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8742: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8757: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fmodf_use=yes
 else
@@ -8765,12 +8780,12 @@ fi
     for ac_func in fmodf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8769: checking for $ac_func" >&5
+echo "configure:8784: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8774 "configure"
+#line 8789 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8793,7 +8808,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8797: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8812: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8820,7 +8835,7 @@ done
   else
     
   echo $ac_n "checking for _fmodf declaration""... $ac_c" 1>&6
-echo "configure:8824: checking for _fmodf declaration" >&5
+echo "configure:8839: checking for _fmodf declaration" >&5
   if test x${glibcpp_cv_func__fmodf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fmodf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8835,14 +8850,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8839 "configure"
+#line 8854 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _fmodf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8846: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8861: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fmodf_use=yes
 else
@@ -8869,12 +8884,12 @@ fi
       for ac_func in _fmodf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8873: checking for $ac_func" >&5
+echo "configure:8888: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8878 "configure"
+#line 8893 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8897,7 +8912,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8901: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8916: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8927,7 +8942,7 @@ done
   
   
   echo $ac_n "checking for frexpf declaration""... $ac_c" 1>&6
-echo "configure:8931: checking for frexpf declaration" >&5
+echo "configure:8946: checking for frexpf declaration" >&5
   if test x${glibcpp_cv_func_frexpf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_frexpf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8942,14 +8957,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8946 "configure"
+#line 8961 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  frexpf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8953: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8968: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_frexpf_use=yes
 else
@@ -8976,12 +8991,12 @@ fi
     for ac_func in frexpf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8980: checking for $ac_func" >&5
+echo "configure:8995: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8985 "configure"
+#line 9000 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9004,7 +9019,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9008: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9023: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9031,7 +9046,7 @@ done
   else
     
   echo $ac_n "checking for _frexpf declaration""... $ac_c" 1>&6
-echo "configure:9035: checking for _frexpf declaration" >&5
+echo "configure:9050: checking for _frexpf declaration" >&5
   if test x${glibcpp_cv_func__frexpf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__frexpf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9046,14 +9061,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9050 "configure"
+#line 9065 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _frexpf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9057: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9072: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__frexpf_use=yes
 else
@@ -9080,12 +9095,12 @@ fi
       for ac_func in _frexpf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9084: checking for $ac_func" >&5
+echo "configure:9099: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9089 "configure"
+#line 9104 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9108,7 +9123,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9112: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9127: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9138,7 +9153,7 @@ done
   
   
   echo $ac_n "checking for ldexpf declaration""... $ac_c" 1>&6
-echo "configure:9142: checking for ldexpf declaration" >&5
+echo "configure:9157: checking for ldexpf declaration" >&5
   if test x${glibcpp_cv_func_ldexpf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_ldexpf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9153,14 +9168,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9157 "configure"
+#line 9172 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  ldexpf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9164: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9179: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_ldexpf_use=yes
 else
@@ -9187,12 +9202,12 @@ fi
     for ac_func in ldexpf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9191: checking for $ac_func" >&5
+echo "configure:9206: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9196 "configure"
+#line 9211 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9215,7 +9230,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9219: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9234: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9242,7 +9257,7 @@ done
   else
     
   echo $ac_n "checking for _ldexpf declaration""... $ac_c" 1>&6
-echo "configure:9246: checking for _ldexpf declaration" >&5
+echo "configure:9261: checking for _ldexpf declaration" >&5
   if test x${glibcpp_cv_func__ldexpf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__ldexpf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9257,14 +9272,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9261 "configure"
+#line 9276 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _ldexpf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9268: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9283: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__ldexpf_use=yes
 else
@@ -9291,12 +9306,12 @@ fi
       for ac_func in _ldexpf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9295: checking for $ac_func" >&5
+echo "configure:9310: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9300 "configure"
+#line 9315 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9319,7 +9334,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9323: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9338: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9349,7 +9364,7 @@ done
   
   
   echo $ac_n "checking for logf declaration""... $ac_c" 1>&6
-echo "configure:9353: checking for logf declaration" >&5
+echo "configure:9368: checking for logf declaration" >&5
   if test x${glibcpp_cv_func_logf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_logf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9364,7 +9379,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9368 "configure"
+#line 9383 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -9375,7 +9390,7 @@ int main() {
  logf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:9379: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9394: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_logf_use=yes
 else
@@ -9402,12 +9417,12 @@ fi
     for ac_func in logf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9406: checking for $ac_func" >&5
+echo "configure:9421: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9411 "configure"
+#line 9426 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9430,7 +9445,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9434: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9449: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9457,7 +9472,7 @@ done
   else
     
   echo $ac_n "checking for _logf declaration""... $ac_c" 1>&6
-echo "configure:9461: checking for _logf declaration" >&5
+echo "configure:9476: checking for _logf declaration" >&5
   if test x${glibcpp_cv_func__logf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__logf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9472,7 +9487,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9476 "configure"
+#line 9491 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -9483,7 +9498,7 @@ int main() {
  _logf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:9487: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9502: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__logf_use=yes
 else
@@ -9510,12 +9525,12 @@ fi
       for ac_func in _logf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9514: checking for $ac_func" >&5
+echo "configure:9529: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9519 "configure"
+#line 9534 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9538,7 +9553,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9542: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9557: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9568,7 +9583,7 @@ done
   
   
   echo $ac_n "checking for log10f declaration""... $ac_c" 1>&6
-echo "configure:9572: checking for log10f declaration" >&5
+echo "configure:9587: checking for log10f declaration" >&5
   if test x${glibcpp_cv_func_log10f_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_log10f_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9583,7 +9598,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9587 "configure"
+#line 9602 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -9594,7 +9609,7 @@ int main() {
  log10f(0);
 ; return 0; }
 EOF
-if { (eval echo configure:9598: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9613: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_log10f_use=yes
 else
@@ -9621,12 +9636,12 @@ fi
     for ac_func in log10f
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9625: checking for $ac_func" >&5
+echo "configure:9640: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9630 "configure"
+#line 9645 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9649,7 +9664,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9668: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9676,7 +9691,7 @@ done
   else
     
   echo $ac_n "checking for _log10f declaration""... $ac_c" 1>&6
-echo "configure:9680: checking for _log10f declaration" >&5
+echo "configure:9695: checking for _log10f declaration" >&5
   if test x${glibcpp_cv_func__log10f_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__log10f_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9691,7 +9706,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9695 "configure"
+#line 9710 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -9702,7 +9717,7 @@ int main() {
  _log10f(0);
 ; return 0; }
 EOF
-if { (eval echo configure:9706: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9721: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__log10f_use=yes
 else
@@ -9729,12 +9744,12 @@ fi
       for ac_func in _log10f
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9733: checking for $ac_func" >&5
+echo "configure:9748: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9738 "configure"
+#line 9753 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9757,7 +9772,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9761: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9776: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9787,7 +9802,7 @@ done
   
   
   echo $ac_n "checking for modff declaration""... $ac_c" 1>&6
-echo "configure:9791: checking for modff declaration" >&5
+echo "configure:9806: checking for modff declaration" >&5
   if test x${glibcpp_cv_func_modff_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_modff_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9802,14 +9817,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9806 "configure"
+#line 9821 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  modff(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9813: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9828: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_modff_use=yes
 else
@@ -9836,12 +9851,12 @@ fi
     for ac_func in modff
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9840: checking for $ac_func" >&5
+echo "configure:9855: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9845 "configure"
+#line 9860 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9864,7 +9879,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9868: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9883: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9891,7 +9906,7 @@ done
   else
     
   echo $ac_n "checking for _modff declaration""... $ac_c" 1>&6
-echo "configure:9895: checking for _modff declaration" >&5
+echo "configure:9910: checking for _modff declaration" >&5
   if test x${glibcpp_cv_func__modff_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__modff_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9906,14 +9921,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9910 "configure"
+#line 9925 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _modff(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9917: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9932: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__modff_use=yes
 else
@@ -9940,12 +9955,12 @@ fi
       for ac_func in _modff
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9944: checking for $ac_func" >&5
+echo "configure:9959: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9949 "configure"
+#line 9964 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9968,7 +9983,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9972: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9987: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9998,7 +10013,7 @@ done
   
   
   echo $ac_n "checking for powf declaration""... $ac_c" 1>&6
-echo "configure:10002: checking for powf declaration" >&5
+echo "configure:10017: checking for powf declaration" >&5
   if test x${glibcpp_cv_func_powf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_powf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10013,14 +10028,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10017 "configure"
+#line 10032 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  powf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:10024: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10039: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_powf_use=yes
 else
@@ -10047,12 +10062,12 @@ fi
     for ac_func in powf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10051: checking for $ac_func" >&5
+echo "configure:10066: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10056 "configure"
+#line 10071 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10075,7 +10090,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10079: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10094: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10102,7 +10117,7 @@ done
   else
     
   echo $ac_n "checking for _powf declaration""... $ac_c" 1>&6
-echo "configure:10106: checking for _powf declaration" >&5
+echo "configure:10121: checking for _powf declaration" >&5
   if test x${glibcpp_cv_func__powf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__powf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10117,14 +10132,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10121 "configure"
+#line 10136 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _powf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:10128: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10143: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__powf_use=yes
 else
@@ -10151,12 +10166,12 @@ fi
       for ac_func in _powf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10155: checking for $ac_func" >&5
+echo "configure:10170: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10160 "configure"
+#line 10175 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10179,7 +10194,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10183: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10198: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10209,7 +10224,7 @@ done
   
   
   echo $ac_n "checking for sqrtf declaration""... $ac_c" 1>&6
-echo "configure:10213: checking for sqrtf declaration" >&5
+echo "configure:10228: checking for sqrtf declaration" >&5
   if test x${glibcpp_cv_func_sqrtf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sqrtf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10224,7 +10239,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10228 "configure"
+#line 10243 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10235,7 +10250,7 @@ int main() {
  sqrtf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10239: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10254: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sqrtf_use=yes
 else
@@ -10262,12 +10277,12 @@ fi
     for ac_func in sqrtf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10266: checking for $ac_func" >&5
+echo "configure:10281: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10271 "configure"
+#line 10286 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10290,7 +10305,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10294: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10309: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10317,7 +10332,7 @@ done
   else
     
   echo $ac_n "checking for _sqrtf declaration""... $ac_c" 1>&6
-echo "configure:10321: checking for _sqrtf declaration" >&5
+echo "configure:10336: checking for _sqrtf declaration" >&5
   if test x${glibcpp_cv_func__sqrtf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sqrtf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10332,7 +10347,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10336 "configure"
+#line 10351 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10343,7 +10358,7 @@ int main() {
  _sqrtf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10347: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10362: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sqrtf_use=yes
 else
@@ -10370,12 +10385,12 @@ fi
       for ac_func in _sqrtf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10374: checking for $ac_func" >&5
+echo "configure:10389: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10379 "configure"
+#line 10394 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10398,7 +10413,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10402: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10417: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10428,7 +10443,7 @@ done
   
   
   echo $ac_n "checking for sincosf declaration""... $ac_c" 1>&6
-echo "configure:10432: checking for sincosf declaration" >&5
+echo "configure:10447: checking for sincosf declaration" >&5
   if test x${glibcpp_cv_func_sincosf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sincosf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10443,14 +10458,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10447 "configure"
+#line 10462 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  sincosf(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:10454: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10469: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sincosf_use=yes
 else
@@ -10477,12 +10492,12 @@ fi
     for ac_func in sincosf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10481: checking for $ac_func" >&5
+echo "configure:10496: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10486 "configure"
+#line 10501 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10505,7 +10520,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10509: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10524: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10532,7 +10547,7 @@ done
   else
     
   echo $ac_n "checking for _sincosf declaration""... $ac_c" 1>&6
-echo "configure:10536: checking for _sincosf declaration" >&5
+echo "configure:10551: checking for _sincosf declaration" >&5
   if test x${glibcpp_cv_func__sincosf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sincosf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10547,14 +10562,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10551 "configure"
+#line 10566 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _sincosf(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:10558: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10573: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sincosf_use=yes
 else
@@ -10581,12 +10596,12 @@ fi
       for ac_func in _sincosf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10585: checking for $ac_func" >&5
+echo "configure:10600: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10590 "configure"
+#line 10605 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10609,7 +10624,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10613: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10628: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10639,7 +10654,7 @@ done
   
   
   echo $ac_n "checking for finitef declaration""... $ac_c" 1>&6
-echo "configure:10643: checking for finitef declaration" >&5
+echo "configure:10658: checking for finitef declaration" >&5
   if test x${glibcpp_cv_func_finitef_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_finitef_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10654,7 +10669,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10658 "configure"
+#line 10673 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10665,7 +10680,7 @@ int main() {
  finitef(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10669: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10684: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_finitef_use=yes
 else
@@ -10692,12 +10707,12 @@ fi
     for ac_func in finitef
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10696: checking for $ac_func" >&5
+echo "configure:10711: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10701 "configure"
+#line 10716 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10720,7 +10735,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10724: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10739: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10747,7 +10762,7 @@ done
   else
     
   echo $ac_n "checking for _finitef declaration""... $ac_c" 1>&6
-echo "configure:10751: checking for _finitef declaration" >&5
+echo "configure:10766: checking for _finitef declaration" >&5
   if test x${glibcpp_cv_func__finitef_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__finitef_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10762,7 +10777,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10766 "configure"
+#line 10781 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10773,7 +10788,7 @@ int main() {
  _finitef(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10792: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__finitef_use=yes
 else
@@ -10800,12 +10815,12 @@ fi
       for ac_func in _finitef
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10804: checking for $ac_func" >&5
+echo "configure:10819: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10809 "configure"
+#line 10824 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10828,7 +10843,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10832: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10847: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10858,7 +10873,7 @@ done
 
     
   echo $ac_n "checking for long double trig functions""... $ac_c" 1>&6
-echo "configure:10862: checking for long double trig functions" >&5
+echo "configure:10877: checking for long double trig functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func_long_double_trig_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10872,7 +10887,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 10876 "configure"
+#line 10891 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
@@ -10881,7 +10896,7 @@ int main() {
                                           coshl sinhl tanhl; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:10885: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10900: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_long_double_trig_use=yes
 else
@@ -10907,12 +10922,12 @@ fi
                                           coshl sinhl tanhl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10911: checking for $ac_func" >&5
+echo "configure:10926: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10916 "configure"
+#line 10931 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10935,7 +10950,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10939: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10963,7 +10978,7 @@ done
 
   
   echo $ac_n "checking for long double round functions""... $ac_c" 1>&6
-echo "configure:10967: checking for long double round functions" >&5
+echo "configure:10982: checking for long double round functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func_long_double_round_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10977,14 +10992,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 10981 "configure"
+#line 10996 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  `for x in ceill floorl; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:10988: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11003: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_long_double_round_use=yes
 else
@@ -11008,12 +11023,12 @@ fi
     for ac_func in ceill floorl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11012: checking for $ac_func" >&5
+echo "configure:11027: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11017 "configure"
+#line 11032 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11036,7 +11051,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11040: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11055: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11065,7 +11080,7 @@ done
   
   
   echo $ac_n "checking for isnanl declaration""... $ac_c" 1>&6
-echo "configure:11069: checking for isnanl declaration" >&5
+echo "configure:11084: checking for isnanl declaration" >&5
   if test x${glibcpp_cv_func_isnanl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isnanl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11080,7 +11095,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11084 "configure"
+#line 11099 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11091,7 +11106,7 @@ int main() {
  isnanl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11095: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11110: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isnanl_use=yes
 else
@@ -11118,12 +11133,12 @@ fi
     for ac_func in isnanl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11122: checking for $ac_func" >&5
+echo "configure:11137: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11127 "configure"
+#line 11142 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11146,7 +11161,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11150: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11165: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11173,7 +11188,7 @@ done
   else
     
   echo $ac_n "checking for _isnanl declaration""... $ac_c" 1>&6
-echo "configure:11177: checking for _isnanl declaration" >&5
+echo "configure:11192: checking for _isnanl declaration" >&5
   if test x${glibcpp_cv_func__isnanl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isnanl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11188,7 +11203,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11192 "configure"
+#line 11207 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11199,7 +11214,7 @@ int main() {
  _isnanl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11203: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11218: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isnanl_use=yes
 else
@@ -11226,12 +11241,12 @@ fi
       for ac_func in _isnanl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11230: checking for $ac_func" >&5
+echo "configure:11245: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11235 "configure"
+#line 11250 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11254,7 +11269,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11258: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11273: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11284,7 +11299,7 @@ done
   
   
   echo $ac_n "checking for isinfl declaration""... $ac_c" 1>&6
-echo "configure:11288: checking for isinfl declaration" >&5
+echo "configure:11303: checking for isinfl declaration" >&5
   if test x${glibcpp_cv_func_isinfl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isinfl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11299,7 +11314,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11303 "configure"
+#line 11318 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11310,7 +11325,7 @@ int main() {
  isinfl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11314: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11329: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isinfl_use=yes
 else
@@ -11337,12 +11352,12 @@ fi
     for ac_func in isinfl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11341: checking for $ac_func" >&5
+echo "configure:11356: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11346 "configure"
+#line 11361 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11365,7 +11380,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11369: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11384: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11392,7 +11407,7 @@ done
   else
     
   echo $ac_n "checking for _isinfl declaration""... $ac_c" 1>&6
-echo "configure:11396: checking for _isinfl declaration" >&5
+echo "configure:11411: checking for _isinfl declaration" >&5
   if test x${glibcpp_cv_func__isinfl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isinfl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11407,7 +11422,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11411 "configure"
+#line 11426 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11418,7 +11433,7 @@ int main() {
  _isinfl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11422: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11437: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isinfl_use=yes
 else
@@ -11445,12 +11460,12 @@ fi
       for ac_func in _isinfl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11449: checking for $ac_func" >&5
+echo "configure:11464: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11454 "configure"
+#line 11469 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11473,7 +11488,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11477: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11492: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11503,7 +11518,7 @@ done
   
   
   echo $ac_n "checking for copysignl declaration""... $ac_c" 1>&6
-echo "configure:11507: checking for copysignl declaration" >&5
+echo "configure:11522: checking for copysignl declaration" >&5
   if test x${glibcpp_cv_func_copysignl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_copysignl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11518,14 +11533,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11522 "configure"
+#line 11537 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  copysignl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:11529: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11544: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_copysignl_use=yes
 else
@@ -11552,12 +11567,12 @@ fi
     for ac_func in copysignl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11556: checking for $ac_func" >&5
+echo "configure:11571: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11561 "configure"
+#line 11576 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11580,7 +11595,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11584: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11599: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11607,7 +11622,7 @@ done
   else
     
   echo $ac_n "checking for _copysignl declaration""... $ac_c" 1>&6
-echo "configure:11611: checking for _copysignl declaration" >&5
+echo "configure:11626: checking for _copysignl declaration" >&5
   if test x${glibcpp_cv_func__copysignl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__copysignl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11622,14 +11637,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11626 "configure"
+#line 11641 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _copysignl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:11633: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11648: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__copysignl_use=yes
 else
@@ -11656,12 +11671,12 @@ fi
       for ac_func in _copysignl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11660: checking for $ac_func" >&5
+echo "configure:11675: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11665 "configure"
+#line 11680 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11684,7 +11699,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11688: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11703: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11714,7 +11729,7 @@ done
   
   
   echo $ac_n "checking for atan2l declaration""... $ac_c" 1>&6
-echo "configure:11718: checking for atan2l declaration" >&5
+echo "configure:11733: checking for atan2l declaration" >&5
   if test x${glibcpp_cv_func_atan2l_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_atan2l_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11729,14 +11744,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11733 "configure"
+#line 11748 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  atan2l(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:11740: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11755: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_atan2l_use=yes
 else
@@ -11763,12 +11778,12 @@ fi
     for ac_func in atan2l
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11767: checking for $ac_func" >&5
+echo "configure:11782: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11772 "configure"
+#line 11787 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11791,7 +11806,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11795: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11810: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11818,7 +11833,7 @@ done
   else
     
   echo $ac_n "checking for _atan2l declaration""... $ac_c" 1>&6
-echo "configure:11822: checking for _atan2l declaration" >&5
+echo "configure:11837: checking for _atan2l declaration" >&5
   if test x${glibcpp_cv_func__atan2l_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__atan2l_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11833,14 +11848,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11837 "configure"
+#line 11852 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _atan2l(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:11844: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11859: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__atan2l_use=yes
 else
@@ -11867,12 +11882,12 @@ fi
       for ac_func in _atan2l
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11871: checking for $ac_func" >&5
+echo "configure:11886: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11876 "configure"
+#line 11891 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11895,7 +11910,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11899: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11914: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11925,7 +11940,7 @@ done
   
   
   echo $ac_n "checking for expl declaration""... $ac_c" 1>&6
-echo "configure:11929: checking for expl declaration" >&5
+echo "configure:11944: checking for expl declaration" >&5
   if test x${glibcpp_cv_func_expl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_expl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11940,7 +11955,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11944 "configure"
+#line 11959 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11951,7 +11966,7 @@ int main() {
  expl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11955: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11970: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_expl_use=yes
 else
@@ -11978,12 +11993,12 @@ fi
     for ac_func in expl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11982: checking for $ac_func" >&5
+echo "configure:11997: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11987 "configure"
+#line 12002 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12006,7 +12021,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12010: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12025: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12033,7 +12048,7 @@ done
   else
     
   echo $ac_n "checking for _expl declaration""... $ac_c" 1>&6
-echo "configure:12037: checking for _expl declaration" >&5
+echo "configure:12052: checking for _expl declaration" >&5
   if test x${glibcpp_cv_func__expl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__expl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12048,7 +12063,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12052 "configure"
+#line 12067 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -12059,7 +12074,7 @@ int main() {
  _expl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:12063: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12078: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__expl_use=yes
 else
@@ -12086,12 +12101,12 @@ fi
       for ac_func in _expl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12090: checking for $ac_func" >&5
+echo "configure:12105: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12095 "configure"
+#line 12110 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12114,7 +12129,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12118: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12133: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12144,7 +12159,7 @@ done
   
   
   echo $ac_n "checking for fabsl declaration""... $ac_c" 1>&6
-echo "configure:12148: checking for fabsl declaration" >&5
+echo "configure:12163: checking for fabsl declaration" >&5
   if test x${glibcpp_cv_func_fabsl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fabsl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12159,7 +12174,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12163 "configure"
+#line 12178 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -12170,7 +12185,7 @@ int main() {
  fabsl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:12174: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12189: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fabsl_use=yes
 else
@@ -12197,12 +12212,12 @@ fi
     for ac_func in fabsl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12201: checking for $ac_func" >&5
+echo "configure:12216: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12206 "configure"
+#line 12221 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12225,7 +12240,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12229: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12244: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12252,7 +12267,7 @@ done
   else
     
   echo $ac_n "checking for _fabsl declaration""... $ac_c" 1>&6
-echo "configure:12256: checking for _fabsl declaration" >&5
+echo "configure:12271: checking for _fabsl declaration" >&5
   if test x${glibcpp_cv_func__fabsl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fabsl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12267,7 +12282,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12271 "configure"
+#line 12286 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -12278,7 +12293,7 @@ int main() {
  _fabsl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:12282: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12297: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fabsl_use=yes
 else
@@ -12305,12 +12320,12 @@ fi
       for ac_func in _fabsl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12309: checking for $ac_func" >&5
+echo "configure:12324: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12314 "configure"
+#line 12329 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12333,7 +12348,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12337: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12352: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12363,7 +12378,7 @@ done
   
   
   echo $ac_n "checking for fmodl declaration""... $ac_c" 1>&6
-echo "configure:12367: checking for fmodl declaration" >&5
+echo "configure:12382: checking for fmodl declaration" >&5
   if test x${glibcpp_cv_func_fmodl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fmodl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12378,14 +12393,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12382 "configure"
+#line 12397 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  fmodl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12389: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12404: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fmodl_use=yes
 else
@@ -12412,12 +12427,12 @@ fi
     for ac_func in fmodl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12416: checking for $ac_func" >&5
+echo "configure:12431: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12421 "configure"
+#line 12436 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12440,7 +12455,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12444: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12459: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12467,7 +12482,7 @@ done
   else
     
   echo $ac_n "checking for _fmodl declaration""... $ac_c" 1>&6
-echo "configure:12471: checking for _fmodl declaration" >&5
+echo "configure:12486: checking for _fmodl declaration" >&5
   if test x${glibcpp_cv_func__fmodl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fmodl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12482,14 +12497,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12486 "configure"
+#line 12501 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _fmodl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12493: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12508: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fmodl_use=yes
 else
@@ -12516,12 +12531,12 @@ fi
       for ac_func in _fmodl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12520: checking for $ac_func" >&5
+echo "configure:12535: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12525 "configure"
+#line 12540 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12544,7 +12559,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12548: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12563: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12574,7 +12589,7 @@ done
   
   
   echo $ac_n "checking for frexpl declaration""... $ac_c" 1>&6
-echo "configure:12578: checking for frexpl declaration" >&5
+echo "configure:12593: checking for frexpl declaration" >&5
   if test x${glibcpp_cv_func_frexpl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_frexpl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12589,14 +12604,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12593 "configure"
+#line 12608 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  frexpl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12600: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12615: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_frexpl_use=yes
 else
@@ -12623,12 +12638,12 @@ fi
     for ac_func in frexpl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12627: checking for $ac_func" >&5
+echo "configure:12642: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12632 "configure"
+#line 12647 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12651,7 +12666,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12655: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12670: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12678,7 +12693,7 @@ done
   else
     
   echo $ac_n "checking for _frexpl declaration""... $ac_c" 1>&6
-echo "configure:12682: checking for _frexpl declaration" >&5
+echo "configure:12697: checking for _frexpl declaration" >&5
   if test x${glibcpp_cv_func__frexpl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__frexpl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12693,14 +12708,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12697 "configure"
+#line 12712 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _frexpl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12704: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12719: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__frexpl_use=yes
 else
@@ -12727,12 +12742,12 @@ fi
       for ac_func in _frexpl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12731: checking for $ac_func" >&5
+echo "configure:12746: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12736 "configure"
+#line 12751 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12755,7 +12770,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12759: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12774: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12785,7 +12800,7 @@ done
   
   
   echo $ac_n "checking for ldexpl declaration""... $ac_c" 1>&6
-echo "configure:12789: checking for ldexpl declaration" >&5
+echo "configure:12804: checking for ldexpl declaration" >&5
   if test x${glibcpp_cv_func_ldexpl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_ldexpl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12800,14 +12815,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12804 "configure"
+#line 12819 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  ldexpl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12811: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12826: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_ldexpl_use=yes
 else
@@ -12834,12 +12849,12 @@ fi
     for ac_func in ldexpl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12838: checking for $ac_func" >&5
+echo "configure:12853: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12843 "configure"
+#line 12858 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12862,7 +12877,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12866: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12881: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12889,7 +12904,7 @@ done
   else
     
   echo $ac_n "checking for _ldexpl declaration""... $ac_c" 1>&6
-echo "configure:12893: checking for _ldexpl declaration" >&5
+echo "configure:12908: checking for _ldexpl declaration" >&5
   if test x${glibcpp_cv_func__ldexpl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__ldexpl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12904,14 +12919,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12908 "configure"
+#line 12923 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _ldexpl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12930: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__ldexpl_use=yes
 else
@@ -12938,12 +12953,12 @@ fi
       for ac_func in _ldexpl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12942: checking for $ac_func" >&5
+echo "configure:12957: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12947 "configure"
+#line 12962 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12966,7 +12981,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12970: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12985: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12996,7 +13011,7 @@ done
   
   
   echo $ac_n "checking for logl declaration""... $ac_c" 1>&6
-echo "configure:13000: checking for logl declaration" >&5
+echo "configure:13015: checking for logl declaration" >&5
   if test x${glibcpp_cv_func_logl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_logl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13011,7 +13026,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13015 "configure"
+#line 13030 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13022,7 +13037,7 @@ int main() {
  logl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13026: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13041: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_logl_use=yes
 else
@@ -13049,12 +13064,12 @@ fi
     for ac_func in logl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13053: checking for $ac_func" >&5
+echo "configure:13068: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13058 "configure"
+#line 13073 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13077,7 +13092,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13081: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13096: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13104,7 +13119,7 @@ done
   else
     
   echo $ac_n "checking for _logl declaration""... $ac_c" 1>&6
-echo "configure:13108: checking for _logl declaration" >&5
+echo "configure:13123: checking for _logl declaration" >&5
   if test x${glibcpp_cv_func__logl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__logl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13119,7 +13134,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13123 "configure"
+#line 13138 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13130,7 +13145,7 @@ int main() {
  _logl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13134: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13149: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__logl_use=yes
 else
@@ -13157,12 +13172,12 @@ fi
       for ac_func in _logl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13161: checking for $ac_func" >&5
+echo "configure:13176: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13166 "configure"
+#line 13181 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13185,7 +13200,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13189: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13204: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13215,7 +13230,7 @@ done
   
   
   echo $ac_n "checking for log10l declaration""... $ac_c" 1>&6
-echo "configure:13219: checking for log10l declaration" >&5
+echo "configure:13234: checking for log10l declaration" >&5
   if test x${glibcpp_cv_func_log10l_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_log10l_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13230,7 +13245,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13234 "configure"
+#line 13249 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13241,7 +13256,7 @@ int main() {
  log10l(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13245: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13260: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_log10l_use=yes
 else
@@ -13268,12 +13283,12 @@ fi
     for ac_func in log10l
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13272: checking for $ac_func" >&5
+echo "configure:13287: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13277 "configure"
+#line 13292 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13296,7 +13311,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13300: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13315: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13323,7 +13338,7 @@ done
   else
     
   echo $ac_n "checking for _log10l declaration""... $ac_c" 1>&6
-echo "configure:13327: checking for _log10l declaration" >&5
+echo "configure:13342: checking for _log10l declaration" >&5
   if test x${glibcpp_cv_func__log10l_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__log10l_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13338,7 +13353,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13342 "configure"
+#line 13357 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13349,7 +13364,7 @@ int main() {
  _log10l(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13353: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13368: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__log10l_use=yes
 else
@@ -13376,12 +13391,12 @@ fi
       for ac_func in _log10l
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13380: checking for $ac_func" >&5
+echo "configure:13395: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13385 "configure"
+#line 13400 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13404,7 +13419,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13408: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13423: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13434,7 +13449,7 @@ done
   
   
   echo $ac_n "checking for modfl declaration""... $ac_c" 1>&6
-echo "configure:13438: checking for modfl declaration" >&5
+echo "configure:13453: checking for modfl declaration" >&5
   if test x${glibcpp_cv_func_modfl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_modfl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13449,14 +13464,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13453 "configure"
+#line 13468 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  modfl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13460: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13475: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_modfl_use=yes
 else
@@ -13483,12 +13498,12 @@ fi
     for ac_func in modfl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13487: checking for $ac_func" >&5
+echo "configure:13502: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13492 "configure"
+#line 13507 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13511,7 +13526,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13515: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13530: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13538,7 +13553,7 @@ done
   else
     
   echo $ac_n "checking for _modfl declaration""... $ac_c" 1>&6
-echo "configure:13542: checking for _modfl declaration" >&5
+echo "configure:13557: checking for _modfl declaration" >&5
   if test x${glibcpp_cv_func__modfl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__modfl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13553,14 +13568,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13557 "configure"
+#line 13572 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _modfl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13564: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13579: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__modfl_use=yes
 else
@@ -13587,12 +13602,12 @@ fi
       for ac_func in _modfl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13591: checking for $ac_func" >&5
+echo "configure:13606: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13596 "configure"
+#line 13611 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13615,7 +13630,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13619: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13634: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13645,7 +13660,7 @@ done
   
   
   echo $ac_n "checking for powl declaration""... $ac_c" 1>&6
-echo "configure:13649: checking for powl declaration" >&5
+echo "configure:13664: checking for powl declaration" >&5
   if test x${glibcpp_cv_func_powl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_powl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13660,14 +13675,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13664 "configure"
+#line 13679 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  powl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13671: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13686: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_powl_use=yes
 else
@@ -13694,12 +13709,12 @@ fi
     for ac_func in powl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13698: checking for $ac_func" >&5
+echo "configure:13713: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13703 "configure"
+#line 13718 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13722,7 +13737,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13726: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13741: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13749,7 +13764,7 @@ done
   else
     
   echo $ac_n "checking for _powl declaration""... $ac_c" 1>&6
-echo "configure:13753: checking for _powl declaration" >&5
+echo "configure:13768: checking for _powl declaration" >&5
   if test x${glibcpp_cv_func__powl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__powl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13764,14 +13779,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13768 "configure"
+#line 13783 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _powl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13775: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13790: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__powl_use=yes
 else
@@ -13798,12 +13813,12 @@ fi
       for ac_func in _powl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13802: checking for $ac_func" >&5
+echo "configure:13817: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13807 "configure"
+#line 13822 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13826,7 +13841,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13830: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13845: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13856,7 +13871,7 @@ done
   
   
   echo $ac_n "checking for sqrtl declaration""... $ac_c" 1>&6
-echo "configure:13860: checking for sqrtl declaration" >&5
+echo "configure:13875: checking for sqrtl declaration" >&5
   if test x${glibcpp_cv_func_sqrtl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sqrtl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13871,7 +13886,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13875 "configure"
+#line 13890 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13882,7 +13897,7 @@ int main() {
  sqrtl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13886: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13901: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sqrtl_use=yes
 else
@@ -13909,12 +13924,12 @@ fi
     for ac_func in sqrtl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13913: checking for $ac_func" >&5
+echo "configure:13928: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13918 "configure"
+#line 13933 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13937,7 +13952,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13941: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13956: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13964,7 +13979,7 @@ done
   else
     
   echo $ac_n "checking for _sqrtl declaration""... $ac_c" 1>&6
-echo "configure:13968: checking for _sqrtl declaration" >&5
+echo "configure:13983: checking for _sqrtl declaration" >&5
   if test x${glibcpp_cv_func__sqrtl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sqrtl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13979,7 +13994,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13983 "configure"
+#line 13998 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13990,7 +14005,7 @@ int main() {
  _sqrtl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13994: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14009: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sqrtl_use=yes
 else
@@ -14017,12 +14032,12 @@ fi
       for ac_func in _sqrtl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14021: checking for $ac_func" >&5
+echo "configure:14036: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14026 "configure"
+#line 14041 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14045,7 +14060,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14049: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14064: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14075,7 +14090,7 @@ done
   
   
   echo $ac_n "checking for sincosl declaration""... $ac_c" 1>&6
-echo "configure:14079: checking for sincosl declaration" >&5
+echo "configure:14094: checking for sincosl declaration" >&5
   if test x${glibcpp_cv_func_sincosl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sincosl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14090,14 +14105,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 14094 "configure"
+#line 14109 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  sincosl(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:14101: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14116: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sincosl_use=yes
 else
@@ -14124,12 +14139,12 @@ fi
     for ac_func in sincosl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14128: checking for $ac_func" >&5
+echo "configure:14143: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14133 "configure"
+#line 14148 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14152,7 +14167,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14156: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14171: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14179,7 +14194,7 @@ done
   else
     
   echo $ac_n "checking for _sincosl declaration""... $ac_c" 1>&6
-echo "configure:14183: checking for _sincosl declaration" >&5
+echo "configure:14198: checking for _sincosl declaration" >&5
   if test x${glibcpp_cv_func__sincosl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sincosl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14194,14 +14209,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 14198 "configure"
+#line 14213 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _sincosl(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:14205: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14220: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sincosl_use=yes
 else
@@ -14228,12 +14243,12 @@ fi
       for ac_func in _sincosl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14232: checking for $ac_func" >&5
+echo "configure:14247: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14237 "configure"
+#line 14252 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14256,7 +14271,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14260: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14275: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14286,7 +14301,7 @@ done
   
   
   echo $ac_n "checking for finitel declaration""... $ac_c" 1>&6
-echo "configure:14290: checking for finitel declaration" >&5
+echo "configure:14305: checking for finitel declaration" >&5
   if test x${glibcpp_cv_func_finitel_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_finitel_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14301,7 +14316,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 14305 "configure"
+#line 14320 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -14312,7 +14327,7 @@ int main() {
  finitel(0);
 ; return 0; }
 EOF
-if { (eval echo configure:14316: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14331: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_finitel_use=yes
 else
@@ -14339,12 +14354,12 @@ fi
     for ac_func in finitel
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14343: checking for $ac_func" >&5
+echo "configure:14358: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14348 "configure"
+#line 14363 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14367,7 +14382,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14371: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14386: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14394,7 +14409,7 @@ done
   else
     
   echo $ac_n "checking for _finitel declaration""... $ac_c" 1>&6
-echo "configure:14398: checking for _finitel declaration" >&5
+echo "configure:14413: checking for _finitel declaration" >&5
   if test x${glibcpp_cv_func__finitel_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__finitel_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14409,7 +14424,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 14413 "configure"
+#line 14428 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -14420,7 +14435,7 @@ int main() {
  _finitel(0);
 ; return 0; }
 EOF
-if { (eval echo configure:14424: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14439: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__finitel_use=yes
 else
@@ -14447,12 +14462,12 @@ fi
       for ac_func in _finitel
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14451: checking for $ac_func" >&5
+echo "configure:14466: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14456 "configure"
+#line 14471 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14475,7 +14490,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14479: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14494: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14506,7 +14521,7 @@ done
         
     
   echo $ac_n "checking for _float trig functions""... $ac_c" 1>&6
-echo "configure:14510: checking for _float trig functions" >&5
+echo "configure:14525: checking for _float trig functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func__float_trig_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14520,7 +14535,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 14524 "configure"
+#line 14539 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
@@ -14529,7 +14544,7 @@ int main() {
                                           _coshf _sinhf _tanhf; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:14533: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14548: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__float_trig_use=yes
 else
@@ -14555,12 +14570,12 @@ fi
                                           _coshf _sinhf _tanhf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14559: checking for $ac_func" >&5
+echo "configure:14574: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14564 "configure"
+#line 14579 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14583,7 +14598,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14587: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14602: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14611,7 +14626,7 @@ done
 
   
   echo $ac_n "checking for _float round functions""... $ac_c" 1>&6
-echo "configure:14615: checking for _float round functions" >&5
+echo "configure:14630: checking for _float round functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func__float_round_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14625,14 +14640,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 14629 "configure"
+#line 14644 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  `for x in _ceilf _floorf; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:14636: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14651: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__float_round_use=yes
 else
@@ -14656,12 +14671,12 @@ fi
     for ac_func in _ceilf _floorf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14660: checking for $ac_func" >&5
+echo "configure:14675: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14665 "configure"
+#line 14680 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14684,7 +14699,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14688: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14703: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14713,7 +14728,7 @@ done
 
     
   echo $ac_n "checking for _long double trig functions""... $ac_c" 1>&6
-echo "configure:14717: checking for _long double trig functions" >&5
+echo "configure:14732: checking for _long double trig functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func__long_double_trig_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14727,7 +14742,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 14731 "configure"
+#line 14746 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
@@ -14736,7 +14751,7 @@ int main() {
                                           _coshl _sinhl _tanhl; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:14740: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14755: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__long_double_trig_use=yes
 else
@@ -14762,12 +14777,12 @@ fi
                                           _coshl _sinhl _tanhl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14766: checking for $ac_func" >&5
+echo "configure:14781: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14771 "configure"
+#line 14786 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14790,7 +14805,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14794: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14809: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14818,7 +14833,7 @@ done
 
   
   echo $ac_n "checking for _long double round functions""... $ac_c" 1>&6
-echo "configure:14822: checking for _long double round functions" >&5
+echo "configure:14837: checking for _long double round functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func__long_double_round_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14832,14 +14847,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 14836 "configure"
+#line 14851 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  `for x in _ceill _floorl; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:14843: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14858: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__long_double_round_use=yes
 else
@@ -14863,12 +14878,12 @@ fi
     for ac_func in _ceill _floorl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14867: checking for $ac_func" >&5
+echo "configure:14882: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14872 "configure"
+#line 14887 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14891,7 +14906,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14895: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14910: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14923,7 +14938,7 @@ done
 
   
     echo $ac_n "checking for main in -lm""... $ac_c" 1>&6
-echo "configure:14927: checking for main in -lm" >&5
+echo "configure:14942: checking for main in -lm" >&5
 ac_lib_var=`echo m'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14931,14 +14946,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 14935 "configure"
+#line 14950 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:14942: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14957: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -14968,12 +14983,12 @@ fi
   for ac_func in nan hypot hypotf atan2f expf copysignf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14972: checking for $ac_func" >&5
+echo "configure:14987: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14977 "configure"
+#line 14992 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14996,7 +15011,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15000: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15015: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15030,12 +15045,12 @@ done
     for ac_func in hypotl signbitl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15034: checking for $ac_func" >&5
+echo "configure:15049: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15039 "configure"
+#line 15054 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15058,7 +15073,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15062: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15077: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15091,16 +15106,16 @@ done
   
 
       echo $ac_n "checking for mbstate_t""... $ac_c" 1>&6
-echo "configure:15095: checking for mbstate_t" >&5
+echo "configure:15110: checking for mbstate_t" >&5
   cat > conftest.$ac_ext <<EOF
-#line 15097 "configure"
+#line 15112 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 mbstate_t teststate;
 ; return 0; }
 EOF
-if { (eval echo configure:15104: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15119: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   have_mbstate_t=yes
 else
@@ -15122,17 +15137,17 @@ EOF
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:15126: checking for $ac_hdr" >&5
+echo "configure:15141: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15131 "configure"
+#line 15146 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15136: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15151: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15161,17 +15176,17 @@ done
 
   ac_safe=`echo "wctype.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for wctype.h""... $ac_c" 1>&6
-echo "configure:15165: checking for wctype.h" >&5
+echo "configure:15180: checking for wctype.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15170 "configure"
+#line 15185 "configure"
 #include "confdefs.h"
 #include <wctype.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15175: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15190: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15198,16 +15213,16 @@ fi
      && test x"$enable_c_mbchar" != xno; then
       
             echo $ac_n "checking for WCHAR_MIN and WCHAR_MAX""... $ac_c" 1>&6
-echo "configure:15202: checking for WCHAR_MIN and WCHAR_MAX" >&5
+echo "configure:15217: checking for WCHAR_MIN and WCHAR_MAX" >&5
     cat > conftest.$ac_ext <<EOF
-#line 15204 "configure"
+#line 15219 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 int i = WCHAR_MIN; int j = WCHAR_MAX;
 ; return 0; }
 EOF
-if { (eval echo configure:15211: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15226: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   has_wchar_minmax=yes
 else
@@ -15220,9 +15235,9 @@ rm -f conftest*
     echo "$ac_t""$has_wchar_minmax" 1>&6
     
             echo $ac_n "checking for WEOF""... $ac_c" 1>&6
-echo "configure:15224: checking for WEOF" >&5
+echo "configure:15239: checking for WEOF" >&5
     cat > conftest.$ac_ext <<EOF
-#line 15226 "configure"
+#line 15241 "configure"
 #include "confdefs.h"
 
       #include <wchar.h>
@@ -15231,7 +15246,7 @@ int main() {
 wint_t i = WEOF;
 ; return 0; }
 EOF
-if { (eval echo configure:15235: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15250: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   has_weof=yes
 else
@@ -15247,12 +15262,12 @@ rm -f conftest*
     for ac_func in wcslen wmemchr wmemcmp wmemcpy wmemmove wmemset
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15251: checking for $ac_func" >&5
+echo "configure:15266: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15256 "configure"
+#line 15271 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15275,7 +15290,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15279: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15294: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15310,12 +15325,12 @@ done
     wcscspn wcsspn wcstok wcsftime wcschr wcspbrk wcsrchr wcsstr
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15314: checking for $ac_func" >&5
+echo "configure:15329: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15319 "configure"
+#line 15334 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15338,7 +15353,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15342: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15357: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15366,7 +15381,7 @@ done
 
 
     echo $ac_n "checking for ISO C99 wchar_t support""... $ac_c" 1>&6
-echo "configure:15370: checking for ISO C99 wchar_t support" >&5
+echo "configure:15385: checking for ISO C99 wchar_t support" >&5
     if test x"$has_weof" = xyes && test x"$has_wchar_minmax" = xyes \
        && test x"$ac_wfuncs" = xyes; then
       ac_isoC99_wchar_t=yes
@@ -15377,17 +15392,17 @@ echo "configure:15370: checking for ISO C99 wchar_t support" >&5
   
             ac_safe=`echo "iconv.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for iconv.h""... $ac_c" 1>&6
-echo "configure:15381: checking for iconv.h" >&5
+echo "configure:15396: checking for iconv.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15386 "configure"
+#line 15401 "configure"
 #include "confdefs.h"
 #include <iconv.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15391: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15406: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15411,17 +15426,17 @@ fi
 
     ac_safe=`echo "langinfo.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for langinfo.h""... $ac_c" 1>&6
-echo "configure:15415: checking for langinfo.h" >&5
+echo "configure:15430: checking for langinfo.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15420 "configure"
+#line 15435 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15425: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15440: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15445,7 +15460,7 @@ fi
 
 
         echo $ac_n "checking for iconv in -liconv""... $ac_c" 1>&6
-echo "configure:15449: checking for iconv in -liconv" >&5
+echo "configure:15464: checking for iconv in -liconv" >&5
 ac_lib_var=`echo iconv'_'iconv | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -15453,7 +15468,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-liconv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 15457 "configure"
+#line 15472 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -15464,7 +15479,7 @@ int main() {
 iconv()
 ; return 0; }
 EOF
-if { (eval echo configure:15468: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15483: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -15490,12 +15505,12 @@ fi
     for ac_func in iconv_open iconv_close iconv nl_langinfo
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15494: checking for $ac_func" >&5
+echo "configure:15509: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15499 "configure"
+#line 15514 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15518,7 +15533,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15522: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15537: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15548,7 +15563,7 @@ done
     LIBS="$ac_save_LIBS"
 
     echo $ac_n "checking for XPG2 wchar_t support""... $ac_c" 1>&6
-echo "configure:15552: checking for XPG2 wchar_t support" >&5
+echo "configure:15567: checking for XPG2 wchar_t support" >&5
     if test x"$ac_has_iconv_h" = xyes && test x"$ac_has_langinfo_h" = xyes \
        && test x"$ac_XPG2funcs" = xyes; then
       ac_XPG2_wchar_t=yes
@@ -15558,7 +15573,7 @@ echo "configure:15552: checking for XPG2 wchar_t support" >&5
     echo "$ac_t""$ac_XPG2_wchar_t" 1>&6
   
             echo $ac_n "checking for enabled wchar_t specializations""... $ac_c" 1>&6
-echo "configure:15562: checking for enabled wchar_t specializations" >&5
+echo "configure:15577: checking for enabled wchar_t specializations" >&5
     if test x"$ac_isoC99_wchar_t" = xyes \
     && test x"$ac_XPG2_wchar_t" = xyes; then
       cat >> confdefs.h <<\EOF
@@ -15580,7 +15595,7 @@ EOF
 
   
   echo $ac_n "checking for strtold declaration""... $ac_c" 1>&6
-echo "configure:15584: checking for strtold declaration" >&5
+echo "configure:15599: checking for strtold declaration" >&5
   if test x${glibcpp_cv_func_strtold_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_strtold_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -15595,14 +15610,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 15599 "configure"
+#line 15614 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
  strtold(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:15606: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15621: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_strtold_use=yes
 else
@@ -15628,12 +15643,12 @@ fi
     for ac_func in strtold
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15632: checking for $ac_func" >&5
+echo "configure:15647: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15637 "configure"
+#line 15652 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15656,7 +15671,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15660: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15675: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15685,12 +15700,12 @@ done
   for ac_func in drand48
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15689: checking for $ac_func" >&5
+echo "configure:15704: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15694 "configure"
+#line 15709 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15713,7 +15728,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15717: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15732: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15742,7 +15757,7 @@ done
 
 
   cat > conftest.$ac_ext <<EOF
-#line 15746 "configure"
+#line 15761 "configure"
 #include "confdefs.h"
 
 #include <setjmp.h>
@@ -15751,7 +15766,7 @@ int main() {
 sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);
 ; return 0; }
 EOF
-if { (eval echo configure:15755: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15770: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_SIGSETJMP 1
@@ -15767,17 +15782,17 @@ rm -f conftest*
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:15771: checking for $ac_hdr" >&5
+echo "configure:15786: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15776 "configure"
+#line 15791 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15781: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15796: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15806,12 +15821,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15810: checking for $ac_func" >&5
+echo "configure:15825: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15815 "configure"
+#line 15830 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15834,7 +15849,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15838: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15853: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15859,7 +15874,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:15863: checking for working mmap" >&5
+echo "configure:15878: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -15867,7 +15882,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 15871 "configure"
+#line 15886 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -16007,7 +16022,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:16011: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:16026: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -16115,17 +16130,17 @@ rm -f confcache
 
   ac_safe=`echo "locale.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for locale.h""... $ac_c" 1>&6
-echo "configure:16119: checking for locale.h" >&5
+echo "configure:16134: checking for locale.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 16124 "configure"
+#line 16139 "configure"
 #include "confdefs.h"
 #include <locale.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:16129: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:16144: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -16143,19 +16158,19 @@ if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   
     echo $ac_n "checking for LC_MESSAGES""... $ac_c" 1>&6
-echo "configure:16147: checking for LC_MESSAGES" >&5
+echo "configure:16162: checking for LC_MESSAGES" >&5
 if eval "test \"`echo '$''{'ac_cv_val_LC_MESSAGES'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 16152 "configure"
+#line 16167 "configure"
 #include "confdefs.h"
 #include <locale.h>
 int main() {
 return LC_MESSAGES
 ; return 0; }
 EOF
-if { (eval echo configure:16159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:16174: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_val_LC_MESSAGES=yes
 else
@@ -16211,13 +16226,13 @@ esac
 glibcpp_prefixdir=${prefix}
 
 echo $ac_n "checking for interface version number""... $ac_c" 1>&6
-echo "configure:16215: checking for interface version number" >&5
+echo "configure:16230: checking for interface version number" >&5
 libstdcxx_interface=$INTERFACE
 echo "$ac_t""$libstdcxx_interface" 1>&6
 
 # Process the option --with-gxx-include-dir=<path to include-files directory>
 echo $ac_n "checking for --with-gxx-include-dir""... $ac_c" 1>&6
-echo "configure:16221: checking for --with-gxx-include-dir" >&5
+echo "configure:16236: checking for --with-gxx-include-dir" >&5
 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
 if test "${with_gxx_include_dir+set}" = set; then
   withval="$with_gxx_include_dir"
@@ -16241,7 +16256,7 @@ echo "$ac_t""$gxx_include_dir" 1>&6
 
 # Process the option "--enable-version-specific-runtime-libs"
 echo $ac_n "checking for --enable-version-specific-runtime-libs""... $ac_c" 1>&6
-echo "configure:16245: checking for --enable-version-specific-runtime-libs" >&5
+echo "configure:16260: checking for --enable-version-specific-runtime-libs" >&5
 # Check whether --enable-version-specific-runtime-libs or --disable-version-specific-runtime-libs was given.
 if test "${enable_version_specific_runtime_libs+set}" = set; then
   enableval="$enable_version_specific_runtime_libs"
@@ -16281,7 +16296,7 @@ if test x"$glibcpp_toolexecdir" = x"no"; then
 fi
 
 echo $ac_n "checking for install location""... $ac_c" 1>&6
-echo "configure:16285: checking for install location" >&5
+echo "configure:16300: checking for install location" >&5
 echo "$ac_t""$gxx_include_dir" 1>&6
 
 
diff --git a/libstdc++-v3/configure.in b/libstdc++-v3/configure.in
index 468e8df..b526c40 100644
--- a/libstdc++-v3/configure.in
+++ b/libstdc++-v3/configure.in
@@ -33,7 +33,11 @@ dnl This is here just to satisfy automake.
 ifelse(not,equal,[AC_CONFIG_AUX_DIR(..)])
 
 # Gets and sets build, host, target, *_vendor, *_cpu, *_os, etc.
+# AC 2.50 sets target_alias iff the user specified --target, but we use it
+# everywhere, so we set it here just to be sure.
 AC_CANONICAL_SYSTEM
+target_alias=${target_alias-$target}
+AC_SUBST(target_alias)
 
 # We use these options to decide which functions to include.
 AC_ARG_WITH(target-subdir,