config: Sync with GCC

... and re-generate all possible configure files, since they may depend
on things in config/.

config/ChangeLog:

	Sync with GCC
	2018-06-08  Martin Liska  <mliska@suse.cz>

	* bootstrap-mpx.mk: Remove.

	2018-05-10  Martin Liska  <mliska@suse.cz>

	PR bootstrap/64914
	* bootstrap-ubsan.mk: Define UBSAN_BOOTSTRAP.

	2018-05-09  Joshua Watt <jpewhacker@gmail.com>

        * ax_pthread.m4: Add file.

	2018-05-08  Richard Biener  <rguenther@suse.de>

	PR bootstrap/85571
	* bootstrap-lto-noplugin.mk: Disable compare.
	* bootstrap-lto.mk: Supply contrib/compare-lto for do-compare.

	2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR bootstrap/85490
	* bootstrap-cet.mk (STAGE4_CFLAGS): New.

	2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/85485
	* bootstrap-cet.mk (STAGE2_CFLAGS): Remove -mcet.
	(STAGE3_CFLAGS): Likewise.

	2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/85485
	* cet.m4 (GCC_CET_FLAGS): Replace -mcet with -mshstk.

	2018-04-19  Jakub Jelinek  <jakub@redhat.com>

	* cet.m4 (GCC_CET_FLAGS): Default to --disable-cet, replace
	--enable-cet=default with --enable-cet=auto.

	2018-04-18  David Malcolm  <dmalcolm@redhat.com>

	PR jit/85384
	* acx.m4 (GCC_BASE_VER): Remove \$\$ from sed expression.

1 files changed, 525 insertions, 580 deletions

diff --git a/sim/or1k/configure b/sim/or1k/configure
index 1f2942e..939817a 100755
--- a/sim/or1k/configure
+++ b/sim/or1k/configure
@@ -1,10 +1,10 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69.
-#
-#
-# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
+# Generated by GNU Autoconf 2.64.
 #
+# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
+# 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software
+# Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
@@ -87,7 +87,6 @@ fi
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
-as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -132,31 +131,6 @@ export LANGUAGE
 # CDPATH.
 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
-# Use a proper internal environment variable to ensure we don't fall
-  # into an infinite loop, continuously re-executing ourselves.
-  if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
-    _as_can_reexec=no; export _as_can_reexec;
-    # We cannot yet assume a decent shell, so we have to provide a
-# neutralization value for shells without unset; and this also
-# works around shells that cannot unset nonexistent variables.
-# Preserve -v and -x to the replacement shell.
-BASH_ENV=/dev/null
-ENV=/dev/null
-(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
-case $- in # ((((
-  *v*x* | *x*v* ) as_opts=-vx ;;
-  *v* ) as_opts=-v ;;
-  *x* ) as_opts=-x ;;
-  * ) as_opts= ;;
-esac
-exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
-# Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
-as_fn_exit 255
-  fi
-  # We don't want this to propagate to other subprocesses.
-          { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
   as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
   emulate sh
@@ -190,8 +164,7 @@ if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
 else
   exitcode=1; echo positional parameters were not saved.
 fi
-test x\$exitcode = x0 || exit 1
-test -x / || exit 1"
+test x\$exitcode = x0 || exit 1"
   as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
   as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
   eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
@@ -244,25 +217,14 @@ IFS=$as_save_IFS
 
 
       if test "x$CONFIG_SHELL" != x; then :
-  export CONFIG_SHELL
-             # We cannot yet assume a decent shell, so we have to provide a
-# neutralization value for shells without unset; and this also
-# works around shells that cannot unset nonexistent variables.
-# Preserve -v and -x to the replacement shell.
-BASH_ENV=/dev/null
-ENV=/dev/null
-(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
-case $- in # ((((
-  *v*x* | *x*v* ) as_opts=-vx ;;
-  *v* ) as_opts=-v ;;
-  *x* ) as_opts=-x ;;
-  * ) as_opts= ;;
-esac
-exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
-# Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
-exit 255
+  # We cannot yet assume a decent shell, so we have to provide a
+	# neutralization value for shells without unset; and this also
+	# works around shells that cannot unset nonexistent variables.
+	BASH_ENV=/dev/null
+	ENV=/dev/null
+	(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+	export CONFIG_SHELL
+	exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
 fi
 
     if test x$as_have_required = xno; then :
@@ -360,18 +322,10 @@ $as_echo X"$as_dir" |
       test -d "$as_dir" && break
     done
     test -z "$as_dirs" || eval "mkdir $as_dirs"
-  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+  } || test -d "$as_dir" || as_fn_error "cannot create directory $as_dir"
 
 
 } # as_fn_mkdir_p
-
-# as_fn_executable_p FILE
-# -----------------------
-# Test if FILE is an executable regular file.
-as_fn_executable_p ()
-{
-  test -f "$1" && test -x "$1"
-} # as_fn_executable_p
 # as_fn_append VAR VALUE
 # ----------------------
 # Append the text in VALUE to the end of the definition contained in VAR. Take
@@ -408,19 +362,19 @@ else
 fi # as_fn_arith
 
 
-# as_fn_error STATUS ERROR [LINENO LOG_FD]
-# ----------------------------------------
+# as_fn_error ERROR [LINENO LOG_FD]
+# ---------------------------------
 # Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
 # provided, also output the error to LOG_FD, referencing LINENO. Then exit the
-# script with STATUS, using 1 if that was 0.
+# script with status $?, using 1 if that was 0.
 as_fn_error ()
 {
-  as_status=$1; test $as_status -eq 0 && as_status=1
-  if test "$4"; then
-    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  as_status=$?; test $as_status -eq 0 && as_status=1
+  if test "$3"; then
+    as_lineno=${as_lineno-"$2"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $1" >&$3
   fi
-  $as_echo "$as_me: error: $2" >&2
+  $as_echo "$as_me: error: $1" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -493,10 +447,6 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
   chmod +x "$as_me.lineno" ||
     { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
-  # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
-  # already done that, so ensure we don't try to do so again and fall
-  # in an infinite loop.  This has already happened in practice.
-  _as_can_reexec=no; export _as_can_reexec
   # Don't try to exec as it changes $[0], causing all sort of problems
   # (the dirname of $[0] is not the place where we might find the
   # original and so on.  Autoconf is especially sensitive to this).
@@ -531,16 +481,16 @@ if (echo >conf$$.file) 2>/dev/null; then
     # ... but there are two gotchas:
     # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
     # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
+    # In both cases, we have to default to `cp -p'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -pR'
+      as_ln_s='cp -p'
   elif ln conf$$.file conf$$ 2>/dev/null; then
     as_ln_s=ln
   else
-    as_ln_s='cp -pR'
+    as_ln_s='cp -p'
   fi
 else
-  as_ln_s='cp -pR'
+  as_ln_s='cp -p'
 fi
 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
 rmdir conf$$.dir 2>/dev/null
@@ -552,8 +502,28 @@ else
   as_mkdir_p=false
 fi
 
-as_test_x='test -x'
-as_executable_p=as_fn_executable_p
+if test -x / >/dev/null 2>&1; then
+  as_test_x='test -x'
+else
+  if ls -dL / >/dev/null 2>&1; then
+    as_ls_L_option=L
+  else
+    as_ls_L_option=
+  fi
+  as_test_x='
+    eval sh -c '\''
+      if test -d "$1"; then
+	test -d "$1/.";
+      else
+	case $1 in #(
+	-*)set "./$1";;
+	esac;
+	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #((
+	???[sx]*):;;*)false;;esac;fi
+    '\'' sh
+  '
+fi
+as_executable_p=$as_test_x
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -564,11 +534,10 @@ as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 SHELL=${CONFIG_SHELL-/bin/sh}
 
 
-test -n "$DJDIR" || exec 7<&0 </dev/null
-exec 6>&1
+exec 7<&0 </dev/null 6>&1
 
 # Name of the host.
-# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
+# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
 # so uname gets run too.
 ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
 
@@ -860,9 +829,8 @@ do
   fi
 
   case $ac_option in
-  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
-  *=)   ac_optarg= ;;
-  *)    ac_optarg=yes ;;
+  *=*)	ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
+  *)	ac_optarg=yes ;;
   esac
 
   # Accept the important Cygnus configure options, so we can diagnose typos.
@@ -907,7 +875,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error "invalid feature name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -933,7 +901,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error "invalid feature name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -1137,7 +1105,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error "invalid package name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -1153,7 +1121,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error "invalid package name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -1183,8 +1151,8 @@ do
   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
     x_libraries=$ac_optarg ;;
 
-  -*) as_fn_error $? "unrecognized option: \`$ac_option'
-Try \`$0 --help' for more information"
+  -*) as_fn_error "unrecognized option: \`$ac_option'
+Try \`$0 --help' for more information."
     ;;
 
   *=*)
@@ -1192,7 +1160,7 @@ Try \`$0 --help' for more information"
     # Reject names that are not valid shell variable names.
     case $ac_envvar in #(
       '' | [0-9]* | *[!_$as_cr_alnum]* )
-      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
+      as_fn_error "invalid variable name: \`$ac_envvar'" ;;
     esac
     eval $ac_envvar=\$ac_optarg
     export $ac_envvar ;;
@@ -1202,7 +1170,7 @@ Try \`$0 --help' for more information"
     $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
       $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
+    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
     ;;
 
   esac
@@ -1210,13 +1178,13 @@ done
 
 if test -n "$ac_prev"; then
   ac_option=--`echo $ac_prev | sed 's/_/-/g'`
-  as_fn_error $? "missing argument to $ac_option"
+  as_fn_error "missing argument to $ac_option"
 fi
 
 if test -n "$ac_unrecognized_opts"; then
   case $enable_option_checking in
     no) ;;
-    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
+    fatal) as_fn_error "unrecognized options: $ac_unrecognized_opts" ;;
     *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
 fi
@@ -1239,7 +1207,7 @@ do
     [\\/$]* | ?:[\\/]* )  continue;;
     NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
   esac
-  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
+  as_fn_error "expected an absolute directory name for --$ac_var: $ac_val"
 done
 
 # There might be people who depend on the old broken behavior: `$host'
@@ -1253,6 +1221,8 @@ target=$target_alias
 if test "x$host_alias" != x; then
   if test "x$build_alias" = x; then
     cross_compiling=maybe
+    $as_echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
+    If a cross compiler is detected then cross compile mode will be used." >&2
   elif test "x$build_alias" != "x$host_alias"; then
     cross_compiling=yes
   fi
@@ -1267,9 +1237,9 @@ test "$silent" = yes && exec 6>/dev/null
 ac_pwd=`pwd` && test -n "$ac_pwd" &&
 ac_ls_di=`ls -di .` &&
 ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
-  as_fn_error $? "working directory cannot be determined"
+  as_fn_error "working directory cannot be determined"
 test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
-  as_fn_error $? "pwd does not report name of working directory"
+  as_fn_error "pwd does not report name of working directory"
 
 
 # Find the source files, if location was not specified.
@@ -1308,11 +1278,11 @@ else
 fi
 if test ! -r "$srcdir/$ac_unique_file"; then
   test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
-  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
+  as_fn_error "cannot find sources ($ac_unique_file) in $srcdir"
 fi
 ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
 ac_abs_confdir=`(
-	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
+	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error "$ac_msg"
 	pwd)`
 # When building in place, set srcdir=.
 if test "$ac_abs_confdir" = "$ac_pwd"; then
@@ -1352,7 +1322,7 @@ Configuration:
       --help=short        display options specific to this package
       --help=recursive    display the short help of all the included packages
   -V, --version           display version information and exit
-  -q, --quiet, --silent   do not print \`checking ...' messages
+  -q, --quiet, --silent   do not print \`checking...' messages
       --cache-file=FILE   cache test results in FILE [disabled]
   -C, --config-cache      alias for \`--cache-file=config.cache'
   -n, --no-create         do not create output files
@@ -1465,7 +1435,7 @@ Some influential environment variables:
   LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
               nonstandard directory <lib dir>
   LIBS        libraries to pass to the linker, e.g. -l<library>
-  CPPFLAGS    (Objective) C/C++ preprocessor flags, e.g. -I<include dir> if
+  CPPFLAGS    C/C++/Objective C preprocessor flags, e.g. -I<include dir> if
               you have headers in a nonstandard directory <include dir>
   CPP         C preprocessor
 
@@ -1536,9 +1506,9 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 configure
-generated by GNU Autoconf 2.69
+generated by GNU Autoconf 2.64
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2009 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -1582,8 +1552,8 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
 fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_c_try_compile
 
@@ -1608,7 +1578,7 @@ $as_echo "$ac_try_echo"; } >&5
     mv -f conftest.er1 conftest.err
   fi
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } > conftest.i && {
+  test $ac_status = 0; } >/dev/null && {
 	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        }; then :
@@ -1619,8 +1589,8 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
     ac_retval=1
 fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_c_try_cpp
 
@@ -1632,10 +1602,10 @@ fi
 ac_fn_c_check_header_mongrel ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval \${$3+:} false; then :
+  if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
   $as_echo_n "(cached) " >&6
 fi
 eval ac_res=\$$3
@@ -1671,7 +1641,7 @@ if ac_fn_c_try_cpp "$LINENO"; then :
 else
   ac_header_preproc=no
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
 $as_echo "$ac_header_preproc" >&6; }
 
@@ -1698,7 +1668,7 @@ $as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
 esac
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=\$ac_header_compiler"
@@ -1707,7 +1677,7 @@ eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
 fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_header_mongrel
 
@@ -1748,8 +1718,8 @@ sed 's/^/| /' conftest.$ac_ext >&5
        ac_retval=$ac_status
 fi
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_c_try_run
 
@@ -1762,7 +1732,7 @@ ac_fn_c_check_header_compile ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -1780,7 +1750,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_header_compile
 
@@ -1811,7 +1781,7 @@ $as_echo "$ac_try_echo"; } >&5
 	 test ! -s conftest.err
        } && test -s conftest$ac_exeext && {
 	 test "$cross_compiling" = yes ||
-	 test -x conftest$ac_exeext
+	 $as_test_x conftest$ac_exeext
        }; then :
   ac_retval=0
 else
@@ -1825,8 +1795,8 @@ fi
   # interfere with the next link command; also delete a directory that is
   # left behind by Apple's compiler.  We do this before executing the actions.
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_c_try_link
 
@@ -1838,7 +1808,7 @@ ac_fn_c_check_func ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -1893,7 +1863,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_func
 
@@ -1906,7 +1876,7 @@ ac_fn_c_check_member ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
 $as_echo_n "checking for $2.$3... " >&6; }
-if eval \${$4+:} false; then :
+if { as_var=$4; eval "test \"\${$as_var+set}\" = set"; }; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -1950,7 +1920,7 @@ fi
 eval ac_res=\$$4
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_member
 
@@ -1963,7 +1933,7 @@ ac_fn_c_check_type ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=no"
@@ -2004,7 +1974,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_type
 cat >config.log <<_ACEOF
@@ -2012,7 +1982,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.64.  Invocation command line was
 
   $ $0 $@
 
@@ -2122,9 +2092,11 @@ trap 'exit_status=$?
   {
     echo
 
-    $as_echo "## ---------------- ##
+    cat <<\_ASBOX
+## ---------------- ##
 ## Cache variables. ##
-## ---------------- ##"
+## ---------------- ##
+_ASBOX
     echo
     # The following way of writing the cache mishandles newlines in values,
 (
@@ -2158,9 +2130,11 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
 )
     echo
 
-    $as_echo "## ----------------- ##
+    cat <<\_ASBOX
+## ----------------- ##
 ## Output variables. ##
-## ----------------- ##"
+## ----------------- ##
+_ASBOX
     echo
     for ac_var in $ac_subst_vars
     do
@@ -2173,9 +2147,11 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
     echo
 
     if test -n "$ac_subst_files"; then
-      $as_echo "## ------------------- ##
+      cat <<\_ASBOX
+## ------------------- ##
 ## File substitutions. ##
-## ------------------- ##"
+## ------------------- ##
+_ASBOX
       echo
       for ac_var in $ac_subst_files
       do
@@ -2189,9 +2165,11 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
     fi
 
     if test -s confdefs.h; then
-      $as_echo "## ----------- ##
+      cat <<\_ASBOX
+## ----------- ##
 ## confdefs.h. ##
-## ----------- ##"
+## ----------- ##
+_ASBOX
       echo
       cat confdefs.h
       echo
@@ -2246,12 +2224,7 @@ _ACEOF
 ac_site_file1=NONE
 ac_site_file2=NONE
 if test -n "$CONFIG_SITE"; then
-  # We do not want a PATH search for config.site.
-  case $CONFIG_SITE in #((
-    -*)  ac_site_file1=./$CONFIG_SITE;;
-    */*) ac_site_file1=$CONFIG_SITE;;
-    *)   ac_site_file1=./$CONFIG_SITE;;
-  esac
+  ac_site_file1=$CONFIG_SITE
 elif test "x$prefix" != xNONE; then
   ac_site_file1=$prefix/share/config.site
   ac_site_file2=$prefix/etc/config.site
@@ -2262,22 +2235,18 @@ fi
 for ac_site_file in "$ac_site_file1" "$ac_site_file2"
 do
   test "x$ac_site_file" = xNONE && continue
-  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
+  if test -r "$ac_site_file"; then
     { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
 $as_echo "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
-    . "$ac_site_file" \
-      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5; }
+    . "$ac_site_file"
   fi
 done
 
 if test -r "$cache_file"; then
-  # Some versions of bash will fail to source /dev/null (special files
-  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
-  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
+  # Some versions of bash will fail to source /dev/null (special
+  # files actually), so we avoid doing that.
+  if test -f "$cache_file"; then
     { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
 $as_echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
@@ -2346,7 +2315,7 @@ if $ac_cache_corrupted; then
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
   { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
 $as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
+  as_fn_error "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
 fi
 ## -------------------- ##
 ## Main body of script. ##
@@ -2406,6 +2375,21 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
+# _AC_CHECK_DECL_BODY
+# -------------------
+# Shell function body for AC_CHECK_DECL.
+# _AC_CHECK_DECL_BODY
+
+# _AC_CHECK_DECLS(SYMBOL, ACTION-IF_FOUND, ACTION-IF-NOT-FOUND,
+#                 INCLUDES)
+# -------------------------------------------------------------
+# Helper to AC_CHECK_DECLS, which generates the check for a single
+# SYMBOL with INCLUDES, performs the AC_DEFINE, then expands
+# ACTION-IF-FOUND or ACTION-IF-NOT-FOUND.
+
+
+
+
 
 
 
@@ -4094,6 +4078,10 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
+
+
+
+
 # ACX_HAVE_GCC_FOR_TARGET
 # Check if the variable GCC_FOR_TARGET really points to a GCC binary.
 
@@ -4179,7 +4167,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -4191,7 +4179,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -4219,7 +4207,7 @@ if test -z "$ac_cv_prog_CC"; then
 set dummy gcc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
@@ -4231,7 +4219,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_CC="gcc"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -4272,7 +4260,7 @@ if test -z "$CC"; then
 set dummy ${ac_tool_prefix}cc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -4284,7 +4272,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -4312,7 +4300,7 @@ if test -z "$CC"; then
 set dummy cc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -4325,7 +4313,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
@@ -4371,7 +4359,7 @@ if test -z "$CC"; then
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -4383,7 +4371,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -4415,7 +4403,7 @@ do
 set dummy $ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
@@ -4427,7 +4415,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -4469,8 +4457,8 @@ fi
 
 test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5; }
+as_fn_error "no acceptable C compiler found in \$PATH
+See \`config.log' for more details." "$LINENO" 5; }
 
 # Provide some information about the compiler.
 $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
@@ -4491,8 +4479,8 @@ $as_echo "$ac_try_echo"; } >&5
 ... rest of stderr output deleted ...
          10q' conftest.err >conftest.er1
     cat conftest.er1 >&5
+    rm -f conftest.er1 conftest.err
   fi
-  rm -f conftest.er1 conftest.err
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
@@ -4509,12 +4497,12 @@ main ()
 }
 _ACEOF
 ac_clean_files_save=$ac_clean_files
-ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
+ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out conftest.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
-$as_echo_n "checking whether the C compiler works... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+$as_echo_n "checking for C compiler default output file name... " >&6; }
 ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 
 # The possible output files:
@@ -4576,28 +4564,62 @@ test "$ac_cv_exeext" = no && ac_cv_exeext=
 else
   ac_file=''
 fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+$as_echo "$ac_file" >&6; }
 if test -z "$ac_file"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-$as_echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+{ as_fn_set_status 77
+as_fn_error "C compiler cannot create executables
+See \`config.log' for more details." "$LINENO" 5; }; }
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
-$as_echo_n "checking for C compiler default output file name... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
-$as_echo "$ac_file" >&6; }
 ac_exeext=$ac_cv_exeext
 
-rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
+# Check that the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+$as_echo_n "checking whether the C compiler works... " >&6; }
+# If not cross compiling, check that we can run a simple program.
+if test "$cross_compiling" != yes; then
+  if { ac_try='./$ac_file'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then
+    cross_compiling=no
+  else
+    if test "$cross_compiling" = maybe; then
+	cross_compiling=yes
+    else
+	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error "cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." "$LINENO" 5; }
+    fi
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out conftest.out
 ac_clean_files=$ac_clean_files_save
+# Check that the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+$as_echo_n "checking whether we are cross compiling... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+$as_echo "$cross_compiling" >&6; }
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
 $as_echo_n "checking for suffix of executables... " >&6; }
 if { { ac_try="$ac_link"
@@ -4627,78 +4649,19 @@ done
 else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5; }
+as_fn_error "cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." "$LINENO" 5; }
 fi
-rm -f conftest conftest$ac_cv_exeext
+rm -f conftest$ac_cv_exeext
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
 $as_echo "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdio.h>
-int
-main ()
-{
-FILE *f = fopen ("conftest.out", "w");
- return ferror (f) || fclose (f) != 0;
-
-  ;
-  return 0;
-}
-_ACEOF
-ac_clean_files="$ac_clean_files conftest.out"
-# Check that the compiler produces executables we can run.  If not, either
-# the compiler is broken, or we cross compile.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
-$as_echo_n "checking whether we are cross compiling... " >&6; }
-if test "$cross_compiling" != yes; then
-  { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-  if { ac_try='./conftest$ac_cv_exeext'
-  { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then
-    cross_compiling=no
-  else
-    if test "$cross_compiling" = maybe; then
-	cross_compiling=yes
-    else
-	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot run C compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5; }
-    fi
-  fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
-$as_echo "$cross_compiling" >&6; }
-
-rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
-ac_clean_files=$ac_clean_files_save
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
 $as_echo_n "checking for suffix of object files... " >&6; }
-if ${ac_cv_objext+:} false; then :
+if test "${ac_cv_objext+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4738,8 +4701,8 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5; }
+as_fn_error "cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
@@ -4749,7 +4712,7 @@ OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
 $as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
+if test "${ac_cv_c_compiler_gnu+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4786,7 +4749,7 @@ ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
 $as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
+if test "${ac_cv_prog_cc_g+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_save_c_werror_flag=$ac_c_werror_flag
@@ -4864,7 +4827,7 @@ else
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
 $as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
+if test "${ac_cv_prog_cc_c89+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_cv_prog_cc_c89=no
@@ -4873,7 +4836,8 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdarg.h>
 #include <stdio.h>
-struct stat;
+#include <sys/types.h>
+#include <sys/stat.h>
 /* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
 struct buf { int x; };
 FILE * (*rcsopen) (struct buf *, struct stat *, int);
@@ -4960,22 +4924,16 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 ac_aux_dir=
 for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
-  if test -f "$ac_dir/install-sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install-sh -c"
-    break
-  elif test -f "$ac_dir/install.sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install.sh -c"
-    break
-  elif test -f "$ac_dir/shtool"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/shtool install -c"
-    break
-  fi
+  for ac_t in install-sh install.sh shtool; do
+    if test -f "$ac_dir/$ac_t"; then
+      ac_aux_dir=$ac_dir
+      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      break 2
+    fi
+  done
 done
 if test -z "$ac_aux_dir"; then
-  as_fn_error $? "cannot find install-sh, install.sh, or shtool in \"$srcdir\" \"$srcdir/..\" \"$srcdir/../..\"" "$LINENO" 5
+  as_fn_error "cannot find install-sh, install.sh, or shtool in \"$srcdir\" \"$srcdir/..\" \"$srcdir/../..\"" "$LINENO" 5
 fi
 
 # These three variables are undocumented and unsupported,
@@ -4989,27 +4947,27 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 # Make sure we can run config.sub.
 $SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
-  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
+  as_fn_error "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
 $as_echo_n "checking build system type... " >&6; }
-if ${ac_cv_build+:} false; then :
+if test "${ac_cv_build+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_build_alias=$build_alias
 test "x$ac_build_alias" = x &&
   ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
 test "x$ac_build_alias" = x &&
-  as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
+  as_fn_error "cannot guess build type; you must specify one" "$LINENO" 5
 ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
-  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
+  as_fn_error "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
 
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
 $as_echo "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
+*) as_fn_error "invalid value of canonical build" "$LINENO" 5;;
 esac
 build=$ac_cv_build
 ac_save_IFS=$IFS; IFS='-'
@@ -5027,14 +4985,14 @@ case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
 $as_echo_n "checking host system type... " >&6; }
-if ${ac_cv_host+:} false; then :
+if test "${ac_cv_host+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "x$host_alias" = x; then
   ac_cv_host=$ac_cv_build
 else
   ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
-    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
+    as_fn_error "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
 fi
 
 fi
@@ -5042,7 +5000,7 @@ fi
 $as_echo "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
+*) as_fn_error "invalid value of canonical host" "$LINENO" 5;;
 esac
 host=$ac_cv_host
 ac_save_IFS=$IFS; IFS='-'
@@ -5060,14 +5018,14 @@ case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
 $as_echo_n "checking target system type... " >&6; }
-if ${ac_cv_target+:} false; then :
+if test "${ac_cv_target+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "x$target_alias" = x; then
   ac_cv_target=$ac_cv_host
 else
   ac_cv_target=`$SHELL "$ac_aux_dir/config.sub" $target_alias` ||
-    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5
+    as_fn_error "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5
 fi
 
 fi
@@ -5075,7 +5033,7 @@ fi
 $as_echo "$ac_cv_target" >&6; }
 case $ac_cv_target in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical target" "$LINENO" 5;;
+*) as_fn_error "invalid value of canonical target" "$LINENO" 5;;
 esac
 target=$ac_cv_target
 ac_save_IFS=$IFS; IFS='-'
@@ -5110,7 +5068,7 @@ if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-  if ${ac_cv_prog_CPP+:} false; then :
+  if test "${ac_cv_prog_CPP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
       # Double quotes because CPP needs to be expanded
@@ -5140,7 +5098,7 @@ else
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 
   # OK, works on sane cases.  Now check whether nonexistent headers
   # can be detected and how.
@@ -5156,11 +5114,11 @@ else
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 if $ac_preproc_ok; then :
   break
 fi
@@ -5199,7 +5157,7 @@ else
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 
   # OK, works on sane cases.  Now check whether nonexistent headers
   # can be detected and how.
@@ -5215,18 +5173,18 @@ else
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 if $ac_preproc_ok; then :
 
 else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5; }
+as_fn_error "C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." "$LINENO" 5; }
 fi
 
 ac_ext=c
@@ -5238,7 +5196,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
 $as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if ${ac_cv_path_GREP+:} false; then :
+if test "${ac_cv_path_GREP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -z "$GREP"; then
@@ -5252,7 +5210,7 @@ do
     for ac_prog in grep ggrep; do
     for ac_exec_ext in '' $ac_executable_extensions; do
       ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_GREP" || continue
+      { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
 # Check for GNU ac_path_GREP and select it if it is found.
   # Check for GNU $ac_path_GREP
 case `"$ac_path_GREP" --version 2>&1` in
@@ -5287,7 +5245,7 @@ esac
   done
 IFS=$as_save_IFS
   if test -z "$ac_cv_path_GREP"; then
-    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+    as_fn_error "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
   fi
 else
   ac_cv_path_GREP=$GREP
@@ -5301,7 +5259,7 @@ $as_echo "$ac_cv_path_GREP" >&6; }
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
 $as_echo_n "checking for egrep... " >&6; }
-if ${ac_cv_path_EGREP+:} false; then :
+if test "${ac_cv_path_EGREP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
@@ -5318,7 +5276,7 @@ do
     for ac_prog in egrep; do
     for ac_exec_ext in '' $ac_executable_extensions; do
       ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_EGREP" || continue
+      { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
 # Check for GNU ac_path_EGREP and select it if it is found.
   # Check for GNU $ac_path_EGREP
 case `"$ac_path_EGREP" --version 2>&1` in
@@ -5353,7 +5311,7 @@ esac
   done
 IFS=$as_save_IFS
   if test -z "$ac_cv_path_EGREP"; then
-    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+    as_fn_error "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
   fi
 else
   ac_cv_path_EGREP=$EGREP
@@ -5368,7 +5326,7 @@ $as_echo "$ac_cv_path_EGREP" >&6; }
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
 $as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
+if test "${ac_cv_header_stdc+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5485,7 +5443,8 @@ do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
 "
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
@@ -5497,7 +5456,7 @@ done
 
 
   ac_fn_c_check_header_mongrel "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default"
-if test "x$ac_cv_header_minix_config_h" = xyes; then :
+if test "x$ac_cv_header_minix_config_h" = x""yes; then :
   MINIX=yes
 else
   MINIX=
@@ -5519,14 +5478,14 @@ $as_echo "#define _MINIX 1" >>confdefs.h
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5
 $as_echo_n "checking whether it is safe to define __EXTENSIONS__... " >&6; }
-if ${ac_cv_safe_to_define___extensions__+:} false; then :
+if test "${ac_cv_safe_to_define___extensions__+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-#         define __EXTENSIONS__ 1
-          $ac_includes_default
+#	  define __EXTENSIONS__ 1
+	  $ac_includes_default
 int
 main ()
 {
@@ -5583,7 +5542,7 @@ program_transform_name=`$as_echo "$program_transform_name" | sed "$ac_script"`
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
 $as_echo_n "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
-if ${ac_cv_path_install+:} false; then :
+if test "${ac_cv_path_install+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -5603,7 +5562,7 @@ case $as_dir/ in #((
     # by default.
     for ac_prog in ginstall scoinst install; do
       for ac_exec_ext in '' $ac_executable_extensions; do
-	if as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
+	if { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; }; then
 	  if test $ac_prog = install &&
 	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # AIX install.  It has an incompatible calling convention.
@@ -5766,7 +5725,7 @@ esac
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
 $as_echo_n "checking for a sed that does not truncate output... " >&6; }
-if ${ac_cv_path_SED+:} false; then :
+if test "${ac_cv_path_SED+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
             ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
@@ -5786,7 +5745,7 @@ do
     for ac_prog in sed gsed; do
     for ac_exec_ext in '' $ac_executable_extensions; do
       ac_path_SED="$as_dir/$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_SED" || continue
+      { test -f "$ac_path_SED" && $as_test_x "$ac_path_SED"; } || continue
 # Check for GNU ac_path_SED and select it if it is found.
   # Check for GNU $ac_path_SED
 case `"$ac_path_SED" --version 2>&1` in
@@ -5821,7 +5780,7 @@ esac
   done
 IFS=$as_save_IFS
   if test -z "$ac_cv_path_SED"; then
-    as_fn_error $? "no acceptable sed could be found in \$PATH" "$LINENO" 5
+    as_fn_error "no acceptable sed could be found in \$PATH" "$LINENO" 5
   fi
 else
   ac_cv_path_SED=$SED
@@ -5848,7 +5807,7 @@ Xsed="$SED -e 1s/^X//"
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for fgrep" >&5
 $as_echo_n "checking for fgrep... " >&6; }
-if ${ac_cv_path_FGREP+:} false; then :
+if test "${ac_cv_path_FGREP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1
@@ -5865,7 +5824,7 @@ do
     for ac_prog in fgrep; do
     for ac_exec_ext in '' $ac_executable_extensions; do
       ac_path_FGREP="$as_dir/$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_FGREP" || continue
+      { test -f "$ac_path_FGREP" && $as_test_x "$ac_path_FGREP"; } || continue
 # Check for GNU ac_path_FGREP and select it if it is found.
   # Check for GNU $ac_path_FGREP
 case `"$ac_path_FGREP" --version 2>&1` in
@@ -5900,7 +5859,7 @@ esac
   done
 IFS=$as_save_IFS
   if test -z "$ac_cv_path_FGREP"; then
-    as_fn_error $? "no acceptable fgrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+    as_fn_error "no acceptable fgrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
   fi
 else
   ac_cv_path_FGREP=$FGREP
@@ -5979,7 +5938,7 @@ else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5
 $as_echo_n "checking for non-GNU ld... " >&6; }
 fi
-if ${lt_cv_path_LD+:} false; then :
+if test "${lt_cv_path_LD+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -z "$LD"; then
@@ -6016,10 +5975,10 @@ else
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 fi
-test -z "$LD" && as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5
+test -z "$LD" && as_fn_error "no acceptable ld found in \$PATH" "$LINENO" 5
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
 $as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; }
-if ${lt_cv_prog_gnu_ld+:} false; then :
+if test "${lt_cv_prog_gnu_ld+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   # I'd rather use --version here, but apparently some GNU lds only accept -v.
@@ -6046,7 +6005,7 @@ with_gnu_ld=$lt_cv_prog_gnu_ld
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for BSD- or MS-compatible name lister (nm)" >&5
 $as_echo_n "checking for BSD- or MS-compatible name lister (nm)... " >&6; }
-if ${lt_cv_path_NM+:} false; then :
+if test "${lt_cv_path_NM+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$NM"; then
@@ -6109,7 +6068,7 @@ else
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_DUMPBIN+:} false; then :
+if test "${ac_cv_prog_DUMPBIN+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$DUMPBIN"; then
@@ -6121,7 +6080,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_DUMPBIN="$ac_tool_prefix$ac_prog"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -6153,7 +6112,7 @@ do
 set dummy $ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_DUMPBIN+:} false; then :
+if test "${ac_cv_prog_ac_ct_DUMPBIN+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_DUMPBIN"; then
@@ -6165,7 +6124,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_DUMPBIN="$ac_prog"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -6225,7 +6184,7 @@ test -z "$NM" && NM=nm
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking the name lister ($NM) interface" >&5
 $as_echo_n "checking the name lister ($NM) interface... " >&6; }
-if ${lt_cv_nm_interface+:} false; then :
+if test "${lt_cv_nm_interface+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_nm_interface="BSD nm"
@@ -6260,7 +6219,7 @@ fi
 # find the maximum length of command line arguments
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking the maximum length of command line arguments" >&5
 $as_echo_n "checking the maximum length of command line arguments... " >&6; }
-if ${lt_cv_sys_max_cmd_len+:} false; then :
+if test "${lt_cv_sys_max_cmd_len+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
     i=0
@@ -6457,7 +6416,7 @@ esac
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $LD option to reload object files" >&5
 $as_echo_n "checking for $LD option to reload object files... " >&6; }
-if ${lt_cv_ld_reload_flag+:} false; then :
+if test "${lt_cv_ld_reload_flag+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_ld_reload_flag='-r'
@@ -6493,7 +6452,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}objdump; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OBJDUMP+:} false; then :
+if test "${ac_cv_prog_OBJDUMP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OBJDUMP"; then
@@ -6505,7 +6464,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_OBJDUMP="${ac_tool_prefix}objdump"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -6533,7 +6492,7 @@ if test -z "$ac_cv_prog_OBJDUMP"; then
 set dummy objdump; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OBJDUMP+:} false; then :
+if test "${ac_cv_prog_ac_ct_OBJDUMP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OBJDUMP"; then
@@ -6545,7 +6504,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_OBJDUMP="objdump"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -6592,7 +6551,7 @@ test -z "$OBJDUMP" && OBJDUMP=objdump
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to recognize dependent libraries" >&5
 $as_echo_n "checking how to recognize dependent libraries... " >&6; }
-if ${lt_cv_deplibs_check_method+:} false; then :
+if test "${lt_cv_deplibs_check_method+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_file_magic_cmd='$MAGIC_CMD'
@@ -6813,7 +6772,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}ar; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AR+:} false; then :
+if test "${ac_cv_prog_AR+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$AR"; then
@@ -6825,7 +6784,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_AR="${ac_tool_prefix}ar"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -6853,7 +6812,7 @@ if test -z "$ac_cv_prog_AR"; then
 set dummy ar; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_AR+:} false; then :
+if test "${ac_cv_prog_ac_ct_AR+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_AR"; then
@@ -6865,7 +6824,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_AR="ar"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -6918,7 +6877,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}strip; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_STRIP+:} false; then :
+if test "${ac_cv_prog_STRIP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$STRIP"; then
@@ -6930,7 +6889,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_STRIP="${ac_tool_prefix}strip"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -6958,7 +6917,7 @@ if test -z "$ac_cv_prog_STRIP"; then
 set dummy strip; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_STRIP+:} false; then :
+if test "${ac_cv_prog_ac_ct_STRIP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_STRIP"; then
@@ -6970,7 +6929,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_STRIP="strip"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7017,7 +6976,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_RANLIB+:} false; then :
+if test "${ac_cv_prog_RANLIB+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$RANLIB"; then
@@ -7029,7 +6988,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7057,7 +7016,7 @@ if test -z "$ac_cv_prog_RANLIB"; then
 set dummy ranlib; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
+if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_RANLIB"; then
@@ -7069,7 +7028,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7161,7 +7120,7 @@ do
 set dummy $ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AWK+:} false; then :
+if test "${ac_cv_prog_AWK+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$AWK"; then
@@ -7173,7 +7132,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_AWK="$ac_prog"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7228,7 +7187,7 @@ compiler=$CC
 # Check for command to grab the raw symbol name followed by C symbol from nm.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking command to parse $NM output from $compiler object" >&5
 $as_echo_n "checking command to parse $NM output from $compiler object... " >&6; }
-if ${lt_cv_sys_global_symbol_pipe+:} false; then :
+if test "${lt_cv_sys_global_symbol_pipe+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
 
@@ -7612,7 +7571,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
   CFLAGS="$CFLAGS -belf"
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler needs -belf" >&5
 $as_echo_n "checking whether the C compiler needs -belf... " >&6; }
-if ${lt_cv_cc_needs_belf+:} false; then :
+if test "${lt_cv_cc_needs_belf+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_ext=c
@@ -7688,7 +7647,7 @@ need_locks="$enable_libtool_lock"
 set dummy ${ac_tool_prefix}dsymutil; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_DSYMUTIL+:} false; then :
+if test "${ac_cv_prog_DSYMUTIL+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$DSYMUTIL"; then
@@ -7700,7 +7659,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_DSYMUTIL="${ac_tool_prefix}dsymutil"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7728,7 +7687,7 @@ if test -z "$ac_cv_prog_DSYMUTIL"; then
 set dummy dsymutil; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_DSYMUTIL+:} false; then :
+if test "${ac_cv_prog_ac_ct_DSYMUTIL+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_DSYMUTIL"; then
@@ -7740,7 +7699,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_DSYMUTIL="dsymutil"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7780,7 +7739,7 @@ fi
 set dummy ${ac_tool_prefix}nmedit; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_NMEDIT+:} false; then :
+if test "${ac_cv_prog_NMEDIT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$NMEDIT"; then
@@ -7792,7 +7751,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_NMEDIT="${ac_tool_prefix}nmedit"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7820,7 +7779,7 @@ if test -z "$ac_cv_prog_NMEDIT"; then
 set dummy nmedit; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_NMEDIT+:} false; then :
+if test "${ac_cv_prog_ac_ct_NMEDIT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_NMEDIT"; then
@@ -7832,7 +7791,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_NMEDIT="nmedit"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7872,7 +7831,7 @@ fi
 set dummy ${ac_tool_prefix}lipo; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_LIPO+:} false; then :
+if test "${ac_cv_prog_LIPO+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$LIPO"; then
@@ -7884,7 +7843,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_LIPO="${ac_tool_prefix}lipo"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7912,7 +7871,7 @@ if test -z "$ac_cv_prog_LIPO"; then
 set dummy lipo; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_LIPO+:} false; then :
+if test "${ac_cv_prog_ac_ct_LIPO+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_LIPO"; then
@@ -7924,7 +7883,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_LIPO="lipo"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -7964,7 +7923,7 @@ fi
 set dummy ${ac_tool_prefix}otool; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OTOOL+:} false; then :
+if test "${ac_cv_prog_OTOOL+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OTOOL"; then
@@ -7976,7 +7935,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_OTOOL="${ac_tool_prefix}otool"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -8004,7 +7963,7 @@ if test -z "$ac_cv_prog_OTOOL"; then
 set dummy otool; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OTOOL+:} false; then :
+if test "${ac_cv_prog_ac_ct_OTOOL+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OTOOL"; then
@@ -8016,7 +7975,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_OTOOL="otool"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -8056,7 +8015,7 @@ fi
 set dummy ${ac_tool_prefix}otool64; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OTOOL64+:} false; then :
+if test "${ac_cv_prog_OTOOL64+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OTOOL64"; then
@@ -8068,7 +8027,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_OTOOL64="${ac_tool_prefix}otool64"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -8096,7 +8055,7 @@ if test -z "$ac_cv_prog_OTOOL64"; then
 set dummy otool64; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OTOOL64+:} false; then :
+if test "${ac_cv_prog_ac_ct_OTOOL64+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OTOOL64"; then
@@ -8108,7 +8067,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_OTOOL64="otool64"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -8171,7 +8130,7 @@ fi
 
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -single_module linker flag" >&5
 $as_echo_n "checking for -single_module linker flag... " >&6; }
-if ${lt_cv_apple_cc_single_mod+:} false; then :
+if test "${lt_cv_apple_cc_single_mod+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_apple_cc_single_mod=no
@@ -8200,7 +8159,7 @@ fi
 $as_echo "$lt_cv_apple_cc_single_mod" >&6; }
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -exported_symbols_list linker flag" >&5
 $as_echo_n "checking for -exported_symbols_list linker flag... " >&6; }
-if ${lt_cv_ld_exported_symbols_list+:} false; then :
+if test "${lt_cv_ld_exported_symbols_list+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_ld_exported_symbols_list=no
@@ -8232,7 +8191,7 @@ fi
 $as_echo "$lt_cv_ld_exported_symbols_list" >&6; }
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -force_load linker flag" >&5
 $as_echo_n "checking for -force_load linker flag... " >&6; }
-if ${lt_cv_ld_force_load+:} false; then :
+if test "${lt_cv_ld_force_load+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_ld_force_load=no
@@ -8299,7 +8258,7 @@ for ac_header in dlfcn.h
 do :
   ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default
 "
-if test "x$ac_cv_header_dlfcn_h" = xyes; then :
+if test "x$ac_cv_header_dlfcn_h" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_DLFCN_H 1
 _ACEOF
@@ -8317,7 +8276,7 @@ ac_config_headers="$ac_config_headers config.h:config.in"
 
  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether byte ordering is bigendian" >&5
 $as_echo_n "checking whether byte ordering is bigendian... " >&6; }
-if ${ac_cv_c_bigendian+:} false; then :
+if test "${ac_cv_c_bigendian+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_cv_c_bigendian=unknown
@@ -8535,7 +8494,7 @@ $as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
 
      ;; #(
    *)
-     as_fn_error $? "unknown endianness
+     as_fn_error "unknown endianness
  presetting ac_cv_c_bigendian=no (or yes) will help" "$LINENO" 5 ;;
  esac
 
@@ -8543,10 +8502,12 @@ $as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
 
 
 # Put a plausible default for CC_FOR_BUILD in Makefile.
-if test "x$cross_compiling" = "xno"; then
-  CC_FOR_BUILD='$(CC)'
-else
-  CC_FOR_BUILD=gcc
+if test -z "$CC_FOR_BUILD"; then
+  if test "x$cross_compiling" = "xno"; then
+    CC_FOR_BUILD='$(CC)'
+  else
+    CC_FOR_BUILD=gcc
+  fi
 fi
 
 
@@ -8559,7 +8520,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_RANLIB+:} false; then :
+if test "${ac_cv_prog_RANLIB+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$RANLIB"; then
@@ -8571,7 +8532,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -8599,7 +8560,7 @@ if test -z "$ac_cv_prog_RANLIB"; then
 set dummy ranlib; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
+if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_RANLIB"; then
@@ -8611,7 +8572,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -8667,7 +8628,7 @@ depcc="$CC"   am_compiler_list=
 am_depcomp=$ac_aux_dir/depcomp
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5
 $as_echo_n "checking dependency style of $depcc... " >&6; }
-if ${am_cv_CC_dependencies_compiler_type+:} false; then :
+if test "${am_cv_CC_dependencies_compiler_type+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -f "$am_depcomp"; then
@@ -8753,7 +8714,7 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5
 $as_echo "$am_cv_CC_dependencies_compiler_type" >&6; }
 if test x${am_cv_CC_dependencies_compiler_type-none} = xnone
-then as_fn_error $? "no usable dependency style found" "$LINENO" 5
+then as_fn_error "no usable dependency style found" "$LINENO" 5
 else CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type
 
 fi
@@ -8766,7 +8727,7 @@ do
 set dummy $ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_MAKE+:} false; then :
+if test "${ac_cv_prog_MAKE+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$MAKE"; then
@@ -8778,7 +8739,7 @@ do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_MAKE="$ac_prog"
     $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
@@ -8896,7 +8857,8 @@ for ac_header in stdlib.h string.h strings.h unistd.h time.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
@@ -8909,7 +8871,8 @@ for ac_header in sys/time.h sys/times.h sys/resource.h sys/mman.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
@@ -8922,7 +8885,8 @@ for ac_header in fcntl.h fpu_control.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
@@ -8935,7 +8899,8 @@ for ac_header in dlfcn.h errno.h sys/stat.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
@@ -8948,7 +8913,8 @@ for ac_func in getrusage time sigaction __setfpucw
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+eval as_val=\$$as_ac_var
+   if test "x$as_val" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
@@ -8960,7 +8926,8 @@ for ac_func in mmap munmap lstat truncate ftruncate posix_fallocate
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+eval as_val=\$$as_ac_var
+   if test "x$as_val" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
@@ -8975,7 +8942,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_dev" "ac_cv_member_struct_stat_
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_dev" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_dev" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_DEV 1
@@ -8990,7 +8957,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_ino" "ac_cv_member_struct_stat_
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_ino" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_ino" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_INO 1
@@ -9005,7 +8972,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_mode" "ac_cv_member_struct_stat
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_mode" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_mode" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_MODE 1
@@ -9020,7 +8987,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_nlink" "ac_cv_member_struct_sta
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_nlink" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_nlink" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_NLINK 1
@@ -9035,7 +9002,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_uid" "ac_cv_member_struct_stat_
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_uid" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_uid" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_UID 1
@@ -9050,7 +9017,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_gid" "ac_cv_member_struct_stat_
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_gid" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_gid" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_GID 1
@@ -9065,7 +9032,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_rdev" "ac_cv_member_struct_stat
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_rdev" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_rdev" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_RDEV 1
@@ -9080,7 +9047,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_size" "ac_cv_member_struct_stat
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_size" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_size" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_SIZE 1
@@ -9095,7 +9062,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_blksize" "ac_cv_member_struct_s
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_blksize" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_blksize" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_BLKSIZE 1
@@ -9110,7 +9077,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_blocks" "ac_cv_member_struct_st
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_blocks" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_blocks" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_BLOCKS 1
@@ -9125,7 +9092,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_atime" "ac_cv_member_struct_sta
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_atime" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_atime" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_ATIME 1
@@ -9140,7 +9107,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_mtime" "ac_cv_member_struct_sta
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_mtime" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_mtime" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_MTIME 1
@@ -9155,7 +9122,7 @@ ac_fn_c_check_member "$LINENO" "struct stat" "st_ctime" "ac_cv_member_struct_sta
 #include <sys/stat.h>
 #endif
 "
-if test "x$ac_cv_member_struct_stat_st_ctime" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_ctime" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_CTIME 1
@@ -9168,7 +9135,7 @@ ac_fn_c_check_type "$LINENO" "socklen_t" "ac_cv_type_socklen_t" "#include <sys/t
 #include <sys/socket.h>
 
 "
-if test "x$ac_cv_type_socklen_t" = xyes; then :
+if test "x$ac_cv_type_socklen_t" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_SOCKLEN_T 1
@@ -9181,7 +9148,7 @@ fi
 # Check for socket libraries
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for bind in -lsocket" >&5
 $as_echo_n "checking for bind in -lsocket... " >&6; }
-if ${ac_cv_lib_socket_bind+:} false; then :
+if test "${ac_cv_lib_socket_bind+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -9215,7 +9182,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_bind" >&5
 $as_echo "$ac_cv_lib_socket_bind" >&6; }
-if test "x$ac_cv_lib_socket_bind" = xyes; then :
+if test "x$ac_cv_lib_socket_bind" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBSOCKET 1
 _ACEOF
@@ -9226,7 +9193,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lnsl" >&5
 $as_echo_n "checking for gethostbyname in -lnsl... " >&6; }
-if ${ac_cv_lib_nsl_gethostbyname+:} false; then :
+if test "${ac_cv_lib_nsl_gethostbyname+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -9260,7 +9227,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nsl_gethostbyname" >&5
 $as_echo "$ac_cv_lib_nsl_gethostbyname" >&6; }
-if test "x$ac_cv_lib_nsl_gethostbyname" = xyes; then :
+if test "x$ac_cv_lib_nsl_gethostbyname" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBNSL 1
 _ACEOF
@@ -9297,7 +9264,7 @@ fi
 do :
   ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default
 "
-if test "x$ac_cv_header_dlfcn_h" = xyes; then :
+if test "x$ac_cv_header_dlfcn_h" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_DLFCN_H 1
 _ACEOF
@@ -9310,7 +9277,7 @@ done
 do :
   ac_fn_c_check_header_compile "$LINENO" "windows.h" "ac_cv_header_windows_h" "$ac_includes_default
 "
-if test "x$ac_cv_header_windows_h" = xyes; then :
+if test "x$ac_cv_header_windows_h" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_WINDOWS_H 1
 _ACEOF
@@ -9326,7 +9293,7 @@ if test "${enable_plugins+set}" = set; then :
       no) plugins=no ;;
       *) plugins=yes
          if test "$maybe_plugins" != "yes" ; then
-	   as_fn_error $? "Building with plugin support requires a host that supports dlopen." "$LINENO" 5
+	   as_fn_error "Building with plugin support requires a host that supports dlopen." "$LINENO" 5
 	 fi ;;
      esac
 else
@@ -9335,9 +9302,9 @@ else
 fi
 
   if test "$plugins" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlopen" >&5
-$as_echo_n "checking for library containing dlopen... " >&6; }
-if ${ac_cv_search_dlopen+:} false; then :
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlsym" >&5
+$as_echo_n "checking for library containing dlsym... " >&6; }
+if test "${ac_cv_search_dlsym+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_func_search_save_LIBS=$LIBS
@@ -9350,11 +9317,11 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char dlopen ();
+char dlsym ();
 int
 main ()
 {
-return dlopen ();
+return dlsym ();
   ;
   return 0;
 }
@@ -9367,25 +9334,25 @@ for ac_lib in '' dl; do
     LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
   fi
   if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_search_dlopen=$ac_res
+  ac_cv_search_dlsym=$ac_res
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext
-  if ${ac_cv_search_dlopen+:} false; then :
+  if test "${ac_cv_search_dlsym+set}" = set; then :
   break
 fi
 done
-if ${ac_cv_search_dlopen+:} false; then :
+if test "${ac_cv_search_dlsym+set}" = set; then :
 
 else
-  ac_cv_search_dlopen=no
+  ac_cv_search_dlsym=no
 fi
 rm conftest.$ac_ext
 LIBS=$ac_func_search_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dlopen" >&5
-$as_echo "$ac_cv_search_dlopen" >&6; }
-ac_res=$ac_cv_search_dlopen
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dlsym" >&5
+$as_echo "$ac_cv_search_dlsym" >&6; }
+ac_res=$ac_cv_search_dlsym
 if test "$ac_res" != no; then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
@@ -9578,7 +9545,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for objdir" >&5
 $as_echo_n "checking for objdir... " >&6; }
-if ${lt_cv_objdir+:} false; then :
+if test "${lt_cv_objdir+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   rm -f .libs 2>/dev/null
@@ -9656,7 +9623,7 @@ file_magic*)
   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${ac_tool_prefix}file" >&5
 $as_echo_n "checking for ${ac_tool_prefix}file... " >&6; }
-if ${lt_cv_path_MAGIC_CMD+:} false; then :
+if test "${lt_cv_path_MAGIC_CMD+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $MAGIC_CMD in
@@ -9722,7 +9689,7 @@ if test -z "$lt_cv_path_MAGIC_CMD"; then
   if test -n "$ac_tool_prefix"; then
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for file" >&5
 $as_echo_n "checking for file... " >&6; }
-if ${lt_cv_path_MAGIC_CMD+:} false; then :
+if test "${lt_cv_path_MAGIC_CMD+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $MAGIC_CMD in
@@ -9864,7 +9831,7 @@ if test "$GCC" = yes; then
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
 $as_echo_n "checking if $compiler supports -fno-rtti -fno-exceptions... " >&6; }
-if ${lt_cv_prog_compiler_rtti_exceptions+:} false; then :
+if test "${lt_cv_prog_compiler_rtti_exceptions+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_prog_compiler_rtti_exceptions=no
@@ -10217,7 +10184,7 @@ $as_echo "$lt_prog_compiler_pic" >&6; }
 if test -n "$lt_prog_compiler_pic"; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic works" >&5
 $as_echo_n "checking if $compiler PIC flag $lt_prog_compiler_pic works... " >&6; }
-if ${lt_cv_prog_compiler_pic_works+:} false; then :
+if test "${lt_cv_prog_compiler_pic_works+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_prog_compiler_pic_works=no
@@ -10276,7 +10243,7 @@ fi
 wl=$lt_prog_compiler_wl eval lt_tmp_static_flag=\"$lt_prog_compiler_static\"
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
 $as_echo_n "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
-if ${lt_cv_prog_compiler_static_works+:} false; then :
+if test "${lt_cv_prog_compiler_static_works+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_prog_compiler_static_works=no
@@ -10319,7 +10286,7 @@ fi
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
 $as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if ${lt_cv_prog_compiler_c_o+:} false; then :
+if test "${lt_cv_prog_compiler_c_o+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_prog_compiler_c_o=no
@@ -10374,7 +10341,7 @@ $as_echo "$lt_cv_prog_compiler_c_o" >&6; }
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
 $as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if ${lt_cv_prog_compiler_c_o+:} false; then :
+if test "${lt_cv_prog_compiler_c_o+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_prog_compiler_c_o=no
@@ -11190,7 +11157,7 @@ if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
 	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
 	  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC understands -b" >&5
 $as_echo_n "checking if $CC understands -b... " >&6; }
-if ${lt_cv_prog_compiler__b+:} false; then :
+if test "${lt_cv_prog_compiler__b+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_prog_compiler__b=no
@@ -11562,7 +11529,7 @@ x|xyes)
       # to ld, don't add -lc before -lgcc.
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
 $as_echo_n "checking whether -lc should be explicitly linked in... " >&6; }
-if ${lt_cv_archive_cmds_need_lc+:} false; then :
+if test "${lt_cv_archive_cmds_need_lc+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   $RM conftest*
@@ -12200,7 +12167,7 @@ linux* | k*bsd*-gnu | kopensolaris*-gnu)
   shlibpath_overrides_runpath=no
 
   # Some binutils ld are patched to set DT_RUNPATH
-  if ${lt_cv_shlibpath_overrides_runpath+:} false; then :
+  if test "${lt_cv_shlibpath_overrides_runpath+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   lt_cv_shlibpath_overrides_runpath=no
@@ -12620,7 +12587,7 @@ else
   # if libdl is installed we need to link against it
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
 $as_echo_n "checking for dlopen in -ldl... " >&6; }
-if ${ac_cv_lib_dl_dlopen+:} false; then :
+if test "${ac_cv_lib_dl_dlopen+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -12654,7 +12621,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
 $as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+if test "x$ac_cv_lib_dl_dlopen" = x""yes; then :
   lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
 else
 
@@ -12668,12 +12635,12 @@ fi
 
   *)
     ac_fn_c_check_func "$LINENO" "shl_load" "ac_cv_func_shl_load"
-if test "x$ac_cv_func_shl_load" = xyes; then :
+if test "x$ac_cv_func_shl_load" = x""yes; then :
   lt_cv_dlopen="shl_load"
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
 $as_echo_n "checking for shl_load in -ldld... " >&6; }
-if ${ac_cv_lib_dld_shl_load+:} false; then :
+if test "${ac_cv_lib_dld_shl_load+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -12707,16 +12674,16 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
 $as_echo "$ac_cv_lib_dld_shl_load" >&6; }
-if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
+if test "x$ac_cv_lib_dld_shl_load" = x""yes; then :
   lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
 else
   ac_fn_c_check_func "$LINENO" "dlopen" "ac_cv_func_dlopen"
-if test "x$ac_cv_func_dlopen" = xyes; then :
+if test "x$ac_cv_func_dlopen" = x""yes; then :
   lt_cv_dlopen="dlopen"
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
 $as_echo_n "checking for dlopen in -ldl... " >&6; }
-if ${ac_cv_lib_dl_dlopen+:} false; then :
+if test "${ac_cv_lib_dl_dlopen+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -12750,12 +12717,12 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
 $as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+if test "x$ac_cv_lib_dl_dlopen" = x""yes; then :
   lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5
 $as_echo_n "checking for dlopen in -lsvld... " >&6; }
-if ${ac_cv_lib_svld_dlopen+:} false; then :
+if test "${ac_cv_lib_svld_dlopen+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -12789,12 +12756,12 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_svld_dlopen" >&5
 $as_echo "$ac_cv_lib_svld_dlopen" >&6; }
-if test "x$ac_cv_lib_svld_dlopen" = xyes; then :
+if test "x$ac_cv_lib_svld_dlopen" = x""yes; then :
   lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5
 $as_echo_n "checking for dld_link in -ldld... " >&6; }
-if ${ac_cv_lib_dld_dld_link+:} false; then :
+if test "${ac_cv_lib_dld_dld_link+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -12828,7 +12795,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_dld_link" >&5
 $as_echo "$ac_cv_lib_dld_dld_link" >&6; }
-if test "x$ac_cv_lib_dld_dld_link" = xyes; then :
+if test "x$ac_cv_lib_dld_dld_link" = x""yes; then :
   lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
 fi
 
@@ -12869,7 +12836,7 @@ fi
 
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a program can dlopen itself" >&5
 $as_echo_n "checking whether a program can dlopen itself... " >&6; }
-if ${lt_cv_dlopen_self+:} false; then :
+if test "${lt_cv_dlopen_self+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   	  if test "$cross_compiling" = yes; then :
@@ -12878,7 +12845,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12881 "configure"
+#line 12848 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12975,7 +12942,7 @@ $as_echo "$lt_cv_dlopen_self" >&6; }
       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a statically linked program can dlopen itself" >&5
 $as_echo_n "checking whether a statically linked program can dlopen itself... " >&6; }
-if ${lt_cv_dlopen_self_static+:} false; then :
+if test "${lt_cv_dlopen_self_static+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   	  if test "$cross_compiling" = yes; then :
@@ -12984,7 +12951,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12987 "configure"
+#line 12954 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -13287,7 +13254,7 @@ if test "${enable_sim_stdio+set}" = set; then :
   enableval=$enable_sim_stdio; case "${enableval}" in
   yes)	sim_stdio="DO_USE_STDIO";;
   no)	sim_stdio="DONT_USE_STDIO";;
-  *)	as_fn_error $? "Unknown value $enableval passed to --enable-sim-stdio" "$LINENO" 5;;
+  *)	as_fn_error "Unknown value $enableval passed to --enable-sim-stdio" "$LINENO" 5;;
 esac
 fi
 
@@ -13377,7 +13344,7 @@ if test "${enable_sim_assert+set}" = set; then :
   enableval=$enable_sim_assert; case "${enableval}" in
   yes)	sim_assert="1";;
   no)	sim_assert="0";;
-  *)	as_fn_error $? "--enable-sim-assert does not take a value" "$LINENO" 5;;
+  *)	as_fn_error "--enable-sim-assert does not take a value" "$LINENO" 5;;
 esac
 fi
 
@@ -13399,7 +13366,7 @@ if test "${enable_sim_environment+set}" = set; then :
   user | USER)           sim_environment="USER_ENVIRONMENT";;
   virtual | VIRTUAL)     sim_environment="VIRTUAL_ENVIRONMENT";;
   operating | OPERATING) sim_environment="OPERATING_ENVIRONMENT";;
-  *)   as_fn_error $? "Unknown value $enableval passed to --enable-sim-environment" "$LINENO" 5;;
+  *)   as_fn_error "Unknown value $enableval passed to --enable-sim-environment" "$LINENO" 5;;
 esac
 fi
 
@@ -13446,7 +13413,7 @@ fi
 # Check whether --with-pkgversion was given.
 if test "${with_pkgversion+set}" = set; then :
   withval=$with_pkgversion; case "$withval" in
-      yes) as_fn_error $? "package version not specified" "$LINENO" 5 ;;
+      yes) as_fn_error "package version not specified" "$LINENO" 5 ;;
       no)  PKGVERSION= ;;
       *)   PKGVERSION="($withval) " ;;
      esac
@@ -13462,7 +13429,7 @@ fi
 # Check whether --with-bugurl was given.
 if test "${with_bugurl+set}" = set; then :
   withval=$with_bugurl; case "$withval" in
-      yes) as_fn_error $? "bug URL not specified" "$LINENO" 5 ;;
+      yes) as_fn_error "bug URL not specified" "$LINENO" 5 ;;
       no)  BUGURL=
 	   ;;
       *)   BUGURL="$withval"
@@ -13499,7 +13466,7 @@ _ACEOF
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking return type of signal handlers" >&5
 $as_echo_n "checking return type of signal handlers... " >&6; }
-if ${ac_cv_type_signal+:} false; then :
+if test "${ac_cv_type_signal+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -13563,7 +13530,7 @@ if test "${enable_sim_endian+set}" = set; then :
 	     sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=BFD_ENDIAN_UNKNOWN"
 	   fi
 	 fi;;
-  *)	 as_fn_error $? "\"Unknown value $enableval for --enable-sim-endian\"" "$LINENO" 5; sim_endian="";;
+  *)	 as_fn_error "\"Unknown value $enableval for --enable-sim-endian\"" "$LINENO" 5; sim_endian="";;
 esac
 if test x"$silent" != x"yes" && test x"$sim_endian" != x""; then
   echo "Setting endian flags = $sim_endian" 6>&1
@@ -13609,7 +13576,7 @@ if test "${enable_sim_alignment+set}" = set; then :
            sim_alignment="-DWITH_DEFAULT_ALIGNMENT=0"
          fi
        fi;;
-  *)   as_fn_error $? "\"Unknown value $enableval passed to --enable-sim-alignment\"" "$LINENO" 5; sim_alignment="";;
+  *)   as_fn_error "\"Unknown value $enableval passed to --enable-sim-alignment\"" "$LINENO" 5; sim_alignment="";;
 esac
 if test x"$silent" != x"yes" && test x"$sim_alignment" != x""; then
   echo "Setting alignment flags = $sim_alignment" 6>&1
@@ -13648,7 +13615,7 @@ case "${enableval}" in
       else
         sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=64 -DWITH_TARGET_WORD_MSB=0"
       fi ;;
-  *)  as_fn_error $? "\"--enable-sim-bitsize was given $enableval.  Expected 32 or 64\"" "$LINENO" 5 ;;
+  *)  as_fn_error "\"--enable-sim-bitsize was given $enableval.  Expected 32 or 64\"" "$LINENO" 5 ;;
 esac
 # address bitsize
 tmp=`echo "${enableval}" | sed -e "s/^[0-9]*,*[0-9]*,*//"`
@@ -13656,7 +13623,7 @@ case x"${tmp}" in
   x ) ;;
   x32 | x32,* ) sim_bitsize="${sim_bitsize} -DWITH_TARGET_ADDRESS_BITSIZE=32" ;;
   x64 | x64,* ) sim_bitsize="${sim_bitsize} -DWITH_TARGET_ADDRESS_BITSIZE=64" ;;
-  * ) as_fn_error $? "\"--enable-sim-bitsize was given address size $enableval.  Expected 32 or 64\"" "$LINENO" 5 ;;
+  * ) as_fn_error "\"--enable-sim-bitsize was given address size $enableval.  Expected 32 or 64\"" "$LINENO" 5 ;;
 esac
 # cell bitsize
 tmp=`echo "${enableval}" | sed -e "s/^[0-9]*,*[0-9*]*,*[0-9]*,*//"`
@@ -13664,7 +13631,7 @@ case x"${tmp}" in
   x ) ;;
   x32 | x32,* ) sim_bitsize="${sim_bitsize} -DWITH_TARGET_CELL_BITSIZE=32" ;;
   x64 | x64,* ) sim_bitsize="${sim_bitsize} -DWITH_TARGET_CELL_BITSIZE=64" ;;
-  * ) as_fn_error $? "\"--enable-sim-bitsize was given cell size $enableval.  Expected 32 or 64\"" "$LINENO" 5 ;;
+  * ) as_fn_error "\"--enable-sim-bitsize was given cell size $enableval.  Expected 32 or 64\"" "$LINENO" 5 ;;
 esac
 if test x"$silent" != x"yes" && test x"$sim_bitsize" != x""; then
   echo "Setting bitsize flags = $sim_bitsize" 6>&1
@@ -13693,7 +13660,7 @@ if test "${enable_sim_scache+set}" = set; then :
   yes)	sim_scache="-DWITH_SCACHE=${default_sim_scache}";;
   no)	sim_scache="-DWITH_SCACHE=0" ;;
   [0-9]*) sim_scache="-DWITH_SCACHE=${enableval}";;
-  *)	as_fn_error $? "\"Bad value $enableval passed to --enable-sim-scache\"" "$LINENO" 5;
+  *)	as_fn_error "\"Bad value $enableval passed to --enable-sim-scache\"" "$LINENO" 5;
 	sim_scache="";;
 esac
 if test x"$silent" != x"yes" && test x"$sim_scache" != x""; then
@@ -13709,7 +13676,7 @@ default_sim_default_model="or1200"
 # Check whether --enable-sim-default-model was given.
 if test "${enable_sim_default_model+set}" = set; then :
   enableval=$enable_sim_default_model; case "${enableval}" in
-  yes|no) as_fn_error $? "\"Missing argument to --enable-sim-default-model\"" "$LINENO" 5;;
+  yes|no) as_fn_error "\"Missing argument to --enable-sim-default-model\"" "$LINENO" 5;;
   *)	sim_default_model="-DWITH_DEFAULT_MODEL='\"${enableval}\"'";;
 esac
 if test x"$silent" != x"yes" && test x"$sim_default_model" != x""; then
@@ -13731,7 +13698,7 @@ if test "${enable_sim_environment+set}" = set; then :
   user | USER)           sim_environment="USER_ENVIRONMENT";;
   virtual | VIRTUAL)     sim_environment="VIRTUAL_ENVIRONMENT";;
   operating | OPERATING) sim_environment="OPERATING_ENVIRONMENT";;
-  *)   as_fn_error $? "Unknown value $enableval passed to --enable-sim-environment" "$LINENO" 5;;
+  *)   as_fn_error "Unknown value $enableval passed to --enable-sim-environment" "$LINENO" 5;;
 esac
 fi
 
@@ -13880,21 +13847,10 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
-    if test "x$cache_file" != "x/dev/null"; then
+    test "x$cache_file" != "x/dev/null" &&
       { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
 $as_echo "$as_me: updating cache $cache_file" >&6;}
-      if test ! -f "$cache_file" || test -h "$cache_file"; then
-	cat confcache >"$cache_file"
-      else
-        case $cache_file in #(
-        */* | ?:*)
-	  mv -f confcache "$cache_file"$$ &&
-	  mv -f "$cache_file"$$ "$cache_file" ;; #(
-        *)
-	  mv -f confcache "$cache_file" ;;
-	esac
-      fi
-    fi
+    cat confcache >$cache_file
   else
     { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
 $as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
@@ -13910,7 +13866,6 @@ DEFS=-DHAVE_CONFIG_H
 
 ac_libobjs=
 ac_ltlibobjs=
-U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
@@ -13927,19 +13882,19 @@ LTLIBOBJS=$ac_ltlibobjs
 
 
 if test -z "${GMAKE_TRUE}" && test -z "${GMAKE_FALSE}"; then
-  as_fn_error $? "conditional \"GMAKE\" was never defined.
+  as_fn_error "conditional \"GMAKE\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
 if test -z "${PLUGINS_TRUE}" && test -z "${PLUGINS_FALSE}"; then
-  as_fn_error $? "conditional \"PLUGINS\" was never defined.
+  as_fn_error "conditional \"PLUGINS\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
 if test -z "${MAINTAINER_MODE_TRUE}" && test -z "${MAINTAINER_MODE_FALSE}"; then
-  as_fn_error $? "conditional \"MAINTAINER_MODE\" was never defined.
+  as_fn_error "conditional \"MAINTAINER_MODE\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
 
-: "${CONFIG_STATUS=./config.status}"
+: ${CONFIG_STATUS=./config.status}
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
@@ -14040,7 +13995,6 @@ fi
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
-as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -14086,19 +14040,19 @@ export LANGUAGE
 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 
-# as_fn_error STATUS ERROR [LINENO LOG_FD]
-# ----------------------------------------
+# as_fn_error ERROR [LINENO LOG_FD]
+# ---------------------------------
 # Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
 # provided, also output the error to LOG_FD, referencing LINENO. Then exit the
-# script with STATUS, using 1 if that was 0.
+# script with status $?, using 1 if that was 0.
 as_fn_error ()
 {
-  as_status=$1; test $as_status -eq 0 && as_status=1
-  if test "$4"; then
-    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  as_status=$?; test $as_status -eq 0 && as_status=1
+  if test "$3"; then
+    as_lineno=${as_lineno-"$2"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $1" >&$3
   fi
-  $as_echo "$as_me: error: $2" >&2
+  $as_echo "$as_me: error: $1" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -14236,16 +14190,16 @@ if (echo >conf$$.file) 2>/dev/null; then
     # ... but there are two gotchas:
     # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
     # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
+    # In both cases, we have to default to `cp -p'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -pR'
+      as_ln_s='cp -p'
   elif ln conf$$.file conf$$ 2>/dev/null; then
     as_ln_s=ln
   else
-    as_ln_s='cp -pR'
+    as_ln_s='cp -p'
   fi
 else
-  as_ln_s='cp -pR'
+  as_ln_s='cp -p'
 fi
 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
 rmdir conf$$.dir 2>/dev/null
@@ -14294,7 +14248,7 @@ $as_echo X"$as_dir" |
       test -d "$as_dir" && break
     done
     test -z "$as_dirs" || eval "mkdir $as_dirs"
-  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+  } || test -d "$as_dir" || as_fn_error "cannot create directory $as_dir"
 
 
 } # as_fn_mkdir_p
@@ -14305,16 +14259,28 @@ else
   as_mkdir_p=false
 fi
 
-
-# as_fn_executable_p FILE
-# -----------------------
-# Test if FILE is an executable regular file.
-as_fn_executable_p ()
-{
-  test -f "$1" && test -x "$1"
-} # as_fn_executable_p
-as_test_x='test -x'
-as_executable_p=as_fn_executable_p
+if test -x / >/dev/null 2>&1; then
+  as_test_x='test -x'
+else
+  if ls -dL / >/dev/null 2>&1; then
+    as_ls_L_option=L
+  else
+    as_ls_L_option=
+  fi
+  as_test_x='
+    eval sh -c '\''
+      if test -d "$1"; then
+	test -d "$1/.";
+      else
+	case $1 in #(
+	-*)set "./$1";;
+	esac;
+	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #((
+	???[sx]*):;;*)false;;esac;fi
+    '\'' sh
+  '
+fi
+as_executable_p=$as_test_x
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -14336,7 +14302,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by $as_me, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.64.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -14376,7 +14342,6 @@ Usage: $0 [OPTION]... [TAG]...
 
   -h, --help       print this help, then exit
   -V, --version    print version number and configuration settings, then exit
-      --config     print configuration, then exit
   -q, --quiet, --silent
                    do not print progress messages
   -d, --debug      don't remove temporary files
@@ -14399,13 +14364,12 @@ Report bugs to the package provider."
 
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.69,
-  with options \\"\$ac_cs_config\\"
+configured by $0, generated by GNU Autoconf 2.64,
+  with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2009 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -14422,16 +14386,11 @@ ac_need_defaults=:
 while test $# != 0
 do
   case $1 in
-  --*=?*)
+  --*=*)
     ac_option=`expr "X$1" : 'X\([^=]*\)='`
     ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'`
     ac_shift=:
     ;;
-  --*=)
-    ac_option=`expr "X$1" : 'X\([^=]*\)='`
-    ac_optarg=
-    ac_shift=:
-    ;;
   *)
     ac_option=$1
     ac_optarg=$2
@@ -14445,15 +14404,12 @@ do
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
     $as_echo "$ac_cs_version"; exit ;;
-  --config | --confi | --conf | --con | --co | --c )
-    $as_echo "$ac_cs_config"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
     case $ac_optarg in
     *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
-    '') as_fn_error $? "missing file argument" ;;
     esac
     as_fn_append CONFIG_FILES " '$ac_optarg'"
     ac_need_defaults=false;;
@@ -14466,7 +14422,7 @@ do
     ac_need_defaults=false;;
   --he | --h)
     # Conflict between --help and --header
-    as_fn_error $? "ambiguous option: \`$1'
+    as_fn_error "ambiguous option: \`$1'
 Try \`$0 --help' for more information.";;
   --help | --hel | -h )
     $as_echo "$ac_cs_usage"; exit ;;
@@ -14475,7 +14431,7 @@ Try \`$0 --help' for more information.";;
     ac_cs_silent=: ;;
 
   # This is an error.
-  -*) as_fn_error $? "unrecognized option: \`$1'
+  -*) as_fn_error "unrecognized option: \`$1'
 Try \`$0 --help' for more information." ;;
 
   *) as_fn_append ac_config_targets " $1"
@@ -14495,7 +14451,7 @@ fi
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
-  set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
   shift
   \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
   CONFIG_SHELL='$SHELL'
@@ -14798,7 +14754,7 @@ do
     "Makefile") CONFIG_COMMANDS="$CONFIG_COMMANDS Makefile" ;;
     "stamp-h") CONFIG_COMMANDS="$CONFIG_COMMANDS stamp-h" ;;
 
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
+  *) as_fn_error "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
 done
 
@@ -14821,10 +14777,9 @@ fi
 # after its creation but before its name has been assigned to `$tmp'.
 $debug ||
 {
-  tmp= ac_tmp=
+  tmp=
   trap 'exit_status=$?
-  : "${ac_tmp:=$tmp}"
-  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
+  { test -z "$tmp" || test ! -d "$tmp" || rm -fr "$tmp"; } && exit $exit_status
 ' 0
   trap 'as_fn_exit 1' 1 2 13 15
 }
@@ -14832,13 +14787,12 @@ $debug ||
 
 {
   tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
-  test -d "$tmp"
+  test -n "$tmp" && test -d "$tmp"
 }  ||
 {
   tmp=./conf$$-$RANDOM
   (umask 077 && mkdir "$tmp")
-} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
-ac_tmp=$tmp
+} || as_fn_error "cannot create a temporary directory in ." "$LINENO" 5
 
 # Set up the scripts for CONFIG_FILES section.
 # No need to generate them if there are no CONFIG_FILES.
@@ -14855,12 +14809,12 @@ if test "x$ac_cr" = x; then
 fi
 ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
 if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
-  ac_cs_awk_cr='\\r'
+  ac_cs_awk_cr='\r'
 else
   ac_cs_awk_cr=$ac_cr
 fi
 
-echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
+echo 'BEGIN {' >"$tmp/subs1.awk" &&
 _ACEOF
 
 
@@ -14869,18 +14823,18 @@ _ACEOF
   echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
   echo "_ACEOF"
 } >conf$$subs.sh ||
-  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
-ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
+  as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5
+ac_delim_num=`echo "$ac_subst_vars" | grep -c '$'`
 ac_delim='%!_!# '
 for ac_last_try in false false false false false :; do
   . ./conf$$subs.sh ||
-    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+    as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5
 
   ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
   if test $ac_delim_n = $ac_delim_num; then
     break
   elif $ac_last_try; then
-    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+    as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5
   else
     ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
   fi
@@ -14888,7 +14842,7 @@ done
 rm -f conf$$subs.sh
 
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
+cat >>"\$tmp/subs1.awk" <<\\_ACAWK &&
 _ACEOF
 sed -n '
 h
@@ -14902,7 +14856,7 @@ s/'"$ac_delim"'$//
 t delim
 :nl
 h
-s/\(.\{148\}\)..*/\1/
+s/\(.\{148\}\).*/\1/
 t more1
 s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
 p
@@ -14916,7 +14870,7 @@ s/.\{148\}//
 t nl
 :delim
 h
-s/\(.\{148\}\)..*/\1/
+s/\(.\{148\}\).*/\1/
 t more2
 s/["\\]/\\&/g; s/^/"/; s/$/"/
 p
@@ -14936,7 +14890,7 @@ t delim
 rm -f conf$$subs.awk
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACAWK
-cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
+cat >>"\$tmp/subs1.awk" <<_ACAWK &&
   for (key in S) S_is_set[key] = 1
   FS = ""
 
@@ -14968,29 +14922,21 @@ if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
   sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
 else
   cat
-fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
-  || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
+fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \
+  || as_fn_error "could not setup config files machinery" "$LINENO" 5
 _ACEOF
 
-# VPATH may cause trouble with some makes, so we remove sole $(srcdir),
-# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and
+# VPATH may cause trouble with some makes, so we remove $(srcdir),
+# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
 # trailing colons and then remove the whole line if VPATH becomes empty
 # (actually we leave an empty line to preserve line numbers).
 if test "x$srcdir" = x.; then
-  ac_vpsub='/^[	 ]*VPATH[	 ]*=[	 ]*/{
-h
-s///
-s/^/:/
-s/[	 ]*$/:/
-s/:\$(srcdir):/:/g
-s/:\${srcdir}:/:/g
-s/:@srcdir@:/:/g
-s/^:*//
+  ac_vpsub='/^[	 ]*VPATH[	 ]*=/{
+s/:*\$(srcdir):*/:/
+s/:*\${srcdir}:*/:/
+s/:*@srcdir@:*/:/
+s/^\([^=]*=[	 ]*\):*/\1/
 s/:*$//
-x
-s/\(=[	 ]*\).*/\1/
-G
-s/\n//
 s/^[^=]*=[	 ]*$//
 }'
 fi
@@ -15002,7 +14948,7 @@ fi # test -n "$CONFIG_FILES"
 # No need to generate them if there are no CONFIG_HEADERS.
 # This happens for instance with `./config.status Makefile'.
 if test -n "$CONFIG_HEADERS"; then
-cat >"$ac_tmp/defines.awk" <<\_ACAWK ||
+cat >"$tmp/defines.awk" <<\_ACAWK ||
 BEGIN {
 _ACEOF
 
@@ -15014,11 +14960,11 @@ _ACEOF
 # handling of long lines.
 ac_delim='%!_!# '
 for ac_last_try in false false :; do
-  ac_tt=`sed -n "/$ac_delim/p" confdefs.h`
-  if test -z "$ac_tt"; then
+  ac_t=`sed -n "/$ac_delim/p" confdefs.h`
+  if test -z "$ac_t"; then
     break
   elif $ac_last_try; then
-    as_fn_error $? "could not make $CONFIG_HEADERS" "$LINENO" 5
+    as_fn_error "could not make $CONFIG_HEADERS" "$LINENO" 5
   else
     ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
   fi
@@ -15103,7 +15049,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACAWK
 _ACEOF
 cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-  as_fn_error $? "could not setup config headers machinery" "$LINENO" 5
+  as_fn_error "could not setup config headers machinery" "$LINENO" 5
 fi # test -n "$CONFIG_HEADERS"
 
 
@@ -15116,7 +15062,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
+  :L* | :C*:*) as_fn_error "invalid tag \`$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -15135,7 +15081,7 @@ do
     for ac_f
     do
       case $ac_f in
-      -) ac_f="$ac_tmp/stdin";;
+      -) ac_f="$tmp/stdin";;
       *) # Look for the file first in the build tree, then in the source tree
 	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
 	 # because $ac_f cannot contain `:'.
@@ -15144,7 +15090,7 @@ do
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
+	   as_fn_error "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
       case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
@@ -15170,8 +15116,8 @@ $as_echo "$as_me: creating $ac_file" >&6;}
     esac
 
     case $ac_tag in
-    *:-:* | *:-) cat >"$ac_tmp/stdin" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
+    *:-:* | *:-) cat >"$tmp/stdin" \
+      || as_fn_error "could not create $ac_file" "$LINENO" 5 ;;
     esac
     ;;
   esac
@@ -15301,24 +15247,23 @@ s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
 s&@INSTALL@&$ac_INSTALL&;t t
 $ac_datarootdir_hack
 "
-eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
-  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$tmp/subs.awk" >$tmp/out \
+  || as_fn_error "could not create $ac_file" "$LINENO" 5
 
 test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
-  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
-  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
-      "$ac_tmp/out"`; test -z "$ac_out"; } &&
+  { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&
   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
-which seems to be undefined.  Please make sure it is defined" >&5
+which seems to be undefined.  Please make sure it is defined." >&5
 $as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
-which seems to be undefined.  Please make sure it is defined" >&2;}
+which seems to be undefined.  Please make sure it is defined." >&2;}
 
-  rm -f "$ac_tmp/stdin"
+  rm -f "$tmp/stdin"
   case $ac_file in
-  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
-  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
+  -) cat "$tmp/out" && rm -f "$tmp/out";;
+  *) rm -f "$ac_file" && mv "$tmp/out" "$ac_file";;
   esac \
-  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+  || as_fn_error "could not create $ac_file" "$LINENO" 5
  ;;
   :H)
   #
@@ -15327,21 +15272,21 @@ which seems to be undefined.  Please make sure it is defined" >&2;}
   if test x"$ac_file" != x-; then
     {
       $as_echo "/* $configure_input  */" \
-      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
-    } >"$ac_tmp/config.h" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5
-    if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
+      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs"
+    } >"$tmp/config.h" \
+      || as_fn_error "could not create $ac_file" "$LINENO" 5
+    if diff "$ac_file" "$tmp/config.h" >/dev/null 2>&1; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
 $as_echo "$as_me: $ac_file is unchanged" >&6;}
     else
       rm -f "$ac_file"
-      mv "$ac_tmp/config.h" "$ac_file" \
-	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
+      mv "$tmp/config.h" "$ac_file" \
+	|| as_fn_error "could not create $ac_file" "$LINENO" 5
     fi
   else
     $as_echo "/* $configure_input  */" \
-      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
-      || as_fn_error $? "could not create -" "$LINENO" 5
+      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs" \
+      || as_fn_error "could not create -" "$LINENO" 5
   fi
  ;;
 
@@ -16012,7 +15957,7 @@ _ACEOF
 ac_clean_files=$ac_clean_files_save
 
 test $ac_write_fail = 0 ||
-  as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
+  as_fn_error "write failure creating $CONFIG_STATUS" "$LINENO" 5
 
 
 # configure is writing to config.log, and then calls config.status.
@@ -16033,7 +15978,7 @@ if test "$no_create" != yes; then
   exec 5>>config.log
   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
   # would make configure fail if this is the last instruction.
-  $ac_cs_success || as_fn_exit 1
+  $ac_cs_success || as_fn_exit $?
 fi
 if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5