configure.in: More general test for cmp --ignore-initial.

2003-04-29  Phil Edwards  <pme@gcc.gnu.org>

	* configure.in:  More general test for cmp --ignore-initial.
	* configure:  Regenerate.

From-SVN: r66265

3 files changed, 286 insertions, 314 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 61ec00e..0478971 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2003-04-29  Phil Edwards  <pme@gcc.gnu.org>
+
+	* configure.in:  More general test for cmp --ignore-initial.
+	* configure:  Regenerate.
+
 2003-04-29  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 
 	* tree.c (save_expr): Don't fold a COMPONENT_REF.
diff --git a/gcc/configure b/gcc/configure
index 1eb432c..248b496 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -2738,67 +2738,26 @@ else
   GENERATED_MANPAGES=
 fi
 
-# If GNU cmp is present and recent enough, 'make compare' can be
-# significantly faster.
-# Extract the first word of "cmp", so it can be a program name with args.
-set dummy cmp; ac_word=$2
-echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2747: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_gnucmp'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$gnucmp"; then
-  ac_cv_prog_gnucmp="$gnucmp" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_gnucmp="cmp"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-fi
-fi
-gnucmp="$ac_cv_prog_gnucmp"
-if test -n "$gnucmp"; then
-  echo "$ac_t""$gnucmp" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-if test -n "$gnucmp"; then
-  # Found it, now check the version.
-  echo $ac_n "checking for modern cmp""... $ac_c" 1>&6
-echo "configure:2776: checking for modern cmp" >&5
-if eval "test \"`echo '$''{'gcc_cv_prog_cmp_modern'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-    ac_prog_version=`$gnucmp --version 2>&1 |
-                   sed -n 's/^.*(GNU diffutils) \([0-9][0-9.]*\).*$/\1/p'`
-  echo "configure:2782: version of cmp is $ac_prog_version" >&5
-  case $ac_prog_version in
-    '')     gcc_cv_prog_cmp_modern=no;;
-    2.[4-9]*)
-            gcc_cv_prog_cmp_modern=yes;;
-    *)      gcc_cv_prog_cmp_modern=no;;
-  esac
-
-fi
-
-echo "$ac_t""$gcc_cv_prog_cmp_modern" 1>&6
-else
-  gcc_cv_prog_cmp_modern=no
-fi
-
-if test $gcc_cv_prog_cmp_modern = yes; then
-  make_compare_target=gnucompare
+# 'make compare' can be significantly faster, if cmp itself can
+# skip bytes instead of using tail.  The test being performed is
+# "if cmp --ignore-initial=2 t1 t2 && ! cmp --ignore-initial=1 t1 t2"
+# but we need to sink errors and handle broken shells.
+echo $ac_n "checking for cmp's capabilities""... $ac_c" 1>&6
+echo "configure:2747: checking for cmp's capabilities" >&5
+echo abfoo >t1
+echo cdfoo >t2
+if cmp --ignore-initial=2 t1 t2 > /dev/null 2>&1; then
+  if cmp --ignore-initial=1 t1 t2 > /dev/null 2>&1; then
+    make_compare_target=slowcompare
+  else
+    make_compare_target=gnucompare
+  fi
 else
   make_compare_target=slowcompare
 fi
+rm t1 t2
 
+echo "$ac_t""$make_compare_target" 1>&6
 
 # How about lex?
 if test -f $srcdir/../flex/skel.c; then
@@ -2807,7 +2766,7 @@ else
   # Extract the first word of "flex", so it can be a program name with args.
 set dummy flex; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2811: checking for $ac_word" >&5
+echo "configure:2770: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_FLEX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2844,7 +2803,7 @@ else
   # Extract the first word of "bison", so it can be a program name with args.
 set dummy bison; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2848: checking for $ac_word" >&5
+echo "configure:2807: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_BISON'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2878,12 +2837,12 @@ fi
 # --------------------
 
 echo $ac_n "checking for GNU C library""... $ac_c" 1>&6
-echo "configure:2882: checking for GNU C library" >&5
+echo "configure:2841: checking for GNU C library" >&5
 if eval "test \"`echo '$''{'gcc_cv_glibc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2887 "configure"
+#line 2846 "configure"
 #include "confdefs.h"
 #include <features.h>
 int main() {
@@ -2893,7 +2852,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:2897: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2856: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_glibc=yes
 else
@@ -2914,12 +2873,12 @@ EOF
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:2918: checking for ANSI C header files" >&5
+echo "configure:2877: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2923 "configure"
+#line 2882 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -2927,7 +2886,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2931: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2890: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2944,7 +2903,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 2948 "configure"
+#line 2907 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -2962,7 +2921,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 2966 "configure"
+#line 2925 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -2983,7 +2942,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 2987 "configure"
+#line 2946 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -2994,7 +2953,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:2998: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2957: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -3018,12 +2977,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:3022: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:2981: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3027 "configure"
+#line 2986 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -3032,7 +2991,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:3036: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2995: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -3053,19 +3012,19 @@ EOF
 fi
 
 echo $ac_n "checking for working stdbool.h""... $ac_c" 1>&6
-echo "configure:3057: checking for working stdbool.h" >&5
+echo "configure:3016: checking for working stdbool.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdbool_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3062 "configure"
+#line 3021 "configure"
 #include "confdefs.h"
 #include <stdbool.h>
 int main() {
 bool foo = false;
 ; return 0; }
 EOF
-if { (eval echo configure:3069: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3028: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_stdbool_h=yes
 else
@@ -3086,12 +3045,12 @@ EOF
 fi
 
 echo $ac_n "checking whether string.h and strings.h may both be included""... $ac_c" 1>&6
-echo "configure:3090: checking whether string.h and strings.h may both be included" >&5
+echo "configure:3049: checking whether string.h and strings.h may both be included" >&5
 if eval "test \"`echo '$''{'gcc_cv_header_string'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3095 "configure"
+#line 3054 "configure"
 #include "confdefs.h"
 #include <string.h>
 #include <strings.h>
@@ -3099,7 +3058,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3103: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3062: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_header_string=yes
 else
@@ -3120,12 +3079,12 @@ EOF
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:3124: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:3083: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3129 "configure"
+#line 3088 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -3141,7 +3100,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:3145: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3104: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -3168,17 +3127,17 @@ for ac_hdr in limits.h stddef.h string.h strings.h stdlib.h time.h \
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3172: checking for $ac_hdr" >&5
+echo "configure:3131: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3177 "configure"
+#line 3136 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3182: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3141: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3208,17 +3167,17 @@ done
 # Check for thread headers.
 ac_safe=`echo "thread.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for thread.h""... $ac_c" 1>&6
-echo "configure:3212: checking for thread.h" >&5
+echo "configure:3171: checking for thread.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3217 "configure"
+#line 3176 "configure"
 #include "confdefs.h"
 #include <thread.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3222: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3181: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3242,17 +3201,17 @@ fi
 
 ac_safe=`echo "pthread.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for pthread.h""... $ac_c" 1>&6
-echo "configure:3246: checking for pthread.h" >&5
+echo "configure:3205: checking for pthread.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3251 "configure"
+#line 3210 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3256: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3215: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3277,12 +3236,12 @@ fi
 
 # These tests can't be done till we know if we have limits.h.
 echo $ac_n "checking for CHAR_BIT""... $ac_c" 1>&6
-echo "configure:3281: checking for CHAR_BIT" >&5
+echo "configure:3240: checking for CHAR_BIT" >&5
 if eval "test \"`echo '$''{'gcc_cv_decl_char_bit'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3286 "configure"
+#line 3245 "configure"
 #include "confdefs.h"
 #ifdef HAVE_LIMITS_H
 #include <limits.h>
@@ -3307,7 +3266,7 @@ fi
 echo "$ac_t""$gcc_cv_decl_char_bit" 1>&6
 if test $gcc_cv_decl_char_bit = no; then
   echo $ac_n "checking number of bits in a byte""... $ac_c" 1>&6
-echo "configure:3311: checking number of bits in a byte" >&5
+echo "configure:3270: checking number of bits in a byte" >&5
 if eval "test \"`echo '$''{'gcc_cv_c_nbby'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3315,7 +3274,7 @@ else
  gcc_cv_c_nbby=
  while test $i -lt 65; do
    cat > conftest.$ac_ext <<EOF
-#line 3319 "configure"
+#line 3278 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -3325,7 +3284,7 @@ switch(0) {
   ; }
 ; return 0; }
 EOF
-if { (eval echo configure:3329: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3288: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_c_nbby=$i; break
 else
@@ -3350,14 +3309,14 @@ EOF
 fi
 fi
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:3354: checking whether byte ordering is bigendian" >&5
+echo "configure:3313: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 3361 "configure"
+#line 3320 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -3368,11 +3327,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:3372: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3331: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 3376 "configure"
+#line 3335 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -3383,7 +3342,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:3387: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3346: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -3403,7 +3362,7 @@ if test "$cross_compiling" = yes; then
    echo $ac_n "cross-compiling... " 2>&6 
 else
   cat > conftest.$ac_ext <<EOF
-#line 3407 "configure"
+#line 3366 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -3416,7 +3375,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:3420: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3379: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -3434,7 +3393,7 @@ fi
 echo "$ac_t""$ac_cv_c_bigendian" 1>&6
 if test $ac_cv_c_bigendian = unknown; then
 echo $ac_n "checking to probe for byte ordering""... $ac_c" 1>&6
-echo "configure:3438: checking to probe for byte ordering" >&5
+echo "configure:3397: checking to probe for byte ordering" >&5
 
 cat >conftest.c <<EOF
 short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
@@ -3514,7 +3473,7 @@ esac
 # These libraries may be used by collect2.
 # We may need a special search path to get them linked.
 echo $ac_n "checking for collect2 libraries""... $ac_c" 1>&6
-echo "configure:3518: checking for collect2 libraries" >&5
+echo "configure:3477: checking for collect2 libraries" >&5
 if eval "test \"`echo '$''{'gcc_cv_collect2_libs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3525,7 +3484,7 @@ for libs in '' -lld -lmld \
 do
 	LIBS="$libs"
 	cat > conftest.$ac_ext <<EOF
-#line 3529 "configure"
+#line 3488 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3536,7 +3495,7 @@ int main() {
 ldopen()
 ; return 0; }
 EOF
-if { (eval echo configure:3540: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3499: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gcc_cv_collect2_libs="$libs"; break
 else
@@ -3562,14 +3521,14 @@ save_LIBS="$LIBS"
 LIBS=
 
 echo $ac_n "checking for library containing exc_resume""... $ac_c" 1>&6
-echo "configure:3566: checking for library containing exc_resume" >&5
+echo "configure:3525: checking for library containing exc_resume" >&5
 if eval "test \"`echo '$''{'ac_cv_search_exc_resume'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_func_search_save_LIBS="$LIBS"
 ac_cv_search_exc_resume="no"
 cat > conftest.$ac_ext <<EOF
-#line 3573 "configure"
+#line 3532 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3580,7 +3539,7 @@ int main() {
 exc_resume()
 ; return 0; }
 EOF
-if { (eval echo configure:3584: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3543: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_exc_resume="none required"
 else
@@ -3591,7 +3550,7 @@ rm -f conftest*
 test "$ac_cv_search_exc_resume" = "no" && for i in exc; do
 LIBS="-l$i  $ac_func_search_save_LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3595 "configure"
+#line 3554 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3602,7 +3561,7 @@ int main() {
 exc_resume()
 ; return 0; }
 EOF
-if { (eval echo configure:3606: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3565: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_exc_resume="-l$i"
 break
@@ -3632,14 +3591,14 @@ save_LIBS="$LIBS"
 LIBS=
 
 echo $ac_n "checking for library containing ldexp""... $ac_c" 1>&6
-echo "configure:3636: checking for library containing ldexp" >&5
+echo "configure:3595: checking for library containing ldexp" >&5
 if eval "test \"`echo '$''{'ac_cv_search_ldexp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_func_search_save_LIBS="$LIBS"
 ac_cv_search_ldexp="no"
 cat > conftest.$ac_ext <<EOF
-#line 3643 "configure"
+#line 3602 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3650,7 +3609,7 @@ int main() {
 ldexp()
 ; return 0; }
 EOF
-if { (eval echo configure:3654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3613: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_ldexp="none required"
 else
@@ -3661,7 +3620,7 @@ rm -f conftest*
 test "$ac_cv_search_ldexp" = "no" && for i in m; do
 LIBS="-l$i  $ac_func_search_save_LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3665 "configure"
+#line 3624 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3672,7 +3631,7 @@ int main() {
 ldexp()
 ; return 0; }
 EOF
-if { (eval echo configure:3676: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3635: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_ldexp="-l$i"
 break
@@ -3701,12 +3660,12 @@ LIBS="$save_LIBS"
 
 
 echo $ac_n "checking for preprocessor stringizing operator""... $ac_c" 1>&6
-echo "configure:3705: checking for preprocessor stringizing operator" >&5
+echo "configure:3664: checking for preprocessor stringizing operator" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stringize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3710 "configure"
+#line 3669 "configure"
 #include "confdefs.h"
 
 #define x(y) #y
@@ -3739,12 +3698,12 @@ echo "$ac_t""${ac_cv_c_stringize}" 1>&6
 # Use <inttypes.h> only if it exists,
 # doesn't clash with <sys/types.h>, and declares intmax_t.
 echo $ac_n "checking for inttypes.h""... $ac_c" 1>&6
-echo "configure:3743: checking for inttypes.h" >&5
+echo "configure:3702: checking for inttypes.h" >&5
 if eval "test \"`echo '$''{'gcc_cv_header_inttypes_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3748 "configure"
+#line 3707 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <inttypes.h>
@@ -3752,7 +3711,7 @@ int main() {
 intmax_t i = -1;
 ; return 0; }
 EOF
-if { (eval echo configure:3756: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3715: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_header_inttypes_h=yes
 else
@@ -3779,12 +3738,12 @@ for ac_func in times clock dup2 kill getrlimit setrlimit atoll atoq \
         scandir alphasort gettimeofday mbstowcs wcswidth
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3783: checking for $ac_func" >&5
+echo "configure:3742: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3788 "configure"
+#line 3747 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3807,7 +3766,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3811: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3770: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3834,7 +3793,7 @@ done
 
 if test x$ac_cv_func_mbstowcs = xyes; then
   echo $ac_n "checking whether mbstowcs works""... $ac_c" 1>&6
-echo "configure:3838: checking whether mbstowcs works" >&5
+echo "configure:3797: checking whether mbstowcs works" >&5
 if eval "test \"`echo '$''{'gcc_cv_func_mbstowcs_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3842,7 +3801,7 @@ else
   gcc_cv_func_mbstowcs_works=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 3846 "configure"
+#line 3805 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main()
@@ -3851,7 +3810,7 @@ int main()
   return 0;
 }
 EOF
-if { (eval echo configure:3855: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3814: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   gcc_cv_func_mbstowcs_works=yes
 else
@@ -3875,12 +3834,12 @@ EOF
 fi
 
 echo $ac_n "checking for ssize_t""... $ac_c" 1>&6
-echo "configure:3879: checking for ssize_t" >&5
+echo "configure:3838: checking for ssize_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_ssize_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3884 "configure"
+#line 3843 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3911,12 +3870,12 @@ fi
 # Try to determine the array type of the second argument of getgroups
 # for the target system (int or gid_t).
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:3915: checking for uid_t in sys/types.h" >&5
+echo "configure:3874: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3920 "configure"
+#line 3879 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -3945,7 +3904,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:3949: checking type of array argument to getgroups" >&5
+echo "configure:3908: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3953,7 +3912,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 3957 "configure"
+#line 3916 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -3978,7 +3937,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3982: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3941: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
     ac_cv_type_getgroups=gid_t
 else
@@ -3992,7 +3951,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 3996 "configure"
+#line 3955 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -4033,7 +3992,7 @@ fi
 
 
 echo $ac_n "checking whether the printf functions support %p""... $ac_c" 1>&6
-echo "configure:4037: checking whether the printf functions support %p" >&5
+echo "configure:3996: checking whether the printf functions support %p" >&5
 if eval "test \"`echo '$''{'gcc_cv_func_printf_ptr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4041,7 +4000,7 @@ else
   gcc_cv_func_printf_ptr=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 4045 "configure"
+#line 4004 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 
@@ -4054,7 +4013,7 @@ int main()
   return (p != q);
 }
 EOF
-if { (eval echo configure:4058: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4017: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   gcc_cv_func_printf_ptr=yes
 else
@@ -4092,12 +4051,12 @@ case "${host}" in
   ;;
 esac
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:4096: checking for pid_t" >&5
+echo "configure:4055: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4101 "configure"
+#line 4060 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -4126,17 +4085,17 @@ fi
 
 ac_safe=`echo "vfork.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for vfork.h""... $ac_c" 1>&6
-echo "configure:4130: checking for vfork.h" >&5
+echo "configure:4089: checking for vfork.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4135 "configure"
+#line 4094 "configure"
 #include "confdefs.h"
 #include <vfork.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4140: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4099: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4161,18 +4120,18 @@ else
 fi
 
 echo $ac_n "checking for working vfork""... $ac_c" 1>&6
-echo "configure:4165: checking for working vfork" >&5
+echo "configure:4124: checking for working vfork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vfork_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
   echo $ac_n "checking for vfork""... $ac_c" 1>&6
-echo "configure:4171: checking for vfork" >&5
+echo "configure:4130: checking for vfork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vfork'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4176 "configure"
+#line 4135 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vfork(); below.  */
@@ -4195,7 +4154,7 @@ vfork();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4199: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4158: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_vfork=yes"
 else
@@ -4217,7 +4176,7 @@ fi
 ac_cv_func_vfork_works=$ac_cv_func_vfork
 else
   cat > conftest.$ac_ext <<EOF
-#line 4221 "configure"
+#line 4180 "configure"
 #include "confdefs.h"
 /* Thanks to Paul Eggert for this test.  */
 #include <stdio.h>
@@ -4312,7 +4271,7 @@ main() {
   }
 }
 EOF
-if { (eval echo configure:4316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4275: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_vfork_works=yes
 else
@@ -4337,12 +4296,12 @@ fi
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4341: checking for $ac_func" >&5
+echo "configure:4300: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4346 "configure"
+#line 4305 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4365,7 +4324,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4369: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4328: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4636,7 +4595,7 @@ main ()
 EOF
 
 echo $ac_n "checking for working mmap from /dev/zero""... $ac_c" 1>&6
-echo "configure:4640: checking for working mmap from /dev/zero" >&5
+echo "configure:4599: checking for working mmap from /dev/zero" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_dev_zero'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4651,11 +4610,11 @@ else
   esac
 else
   cat > conftest.$ac_ext <<EOF
-#line 4655 "configure"
+#line 4614 "configure"
 #include "confdefs.h"
 #include "ct-mmap.inc"
 EOF
-if { (eval echo configure:4659: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4618: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_dev_zero=yes
 else
@@ -4682,7 +4641,7 @@ EOF
 fi
 
 echo $ac_n "checking for working mmap with MAP_ANON(YMOUS)""... $ac_c" 1>&6
-echo "configure:4686: checking for working mmap with MAP_ANON(YMOUS)" >&5
+echo "configure:4645: checking for working mmap with MAP_ANON(YMOUS)" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_anon'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4695,12 +4654,12 @@ else
   esac
 else
   cat > conftest.$ac_ext <<EOF
-#line 4699 "configure"
+#line 4658 "configure"
 #include "confdefs.h"
 #define USE_MAP_ANON
 #include "ct-mmap.inc"
 EOF
-if { (eval echo configure:4704: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4663: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_anon=yes
 else
@@ -4728,7 +4687,7 @@ fi
 rm -f ct-mmap.inc
 
 echo $ac_n "checking for working mmap of a file""... $ac_c" 1>&6
-echo "configure:4732: checking for working mmap of a file" >&5
+echo "configure:4691: checking for working mmap of a file" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_file'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4746,7 +4705,7 @@ if test "$cross_compiling" = yes; then
   esac
 else
   cat > conftest.$ac_ext <<EOF
-#line 4750 "configure"
+#line 4709 "configure"
 #include "confdefs.h"
 
 /* Test by Zack Weinberg.  Modified from MMAP_ANYWHERE test by
@@ -4783,7 +4742,7 @@ int main()
   exit(0);
 }
 EOF
-if { (eval echo configure:4787: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4746: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_file=yes
 else
@@ -4822,7 +4781,7 @@ fi
 
 
   echo $ac_n "checking for iconv""... $ac_c" 1>&6
-echo "configure:4826: checking for iconv" >&5
+echo "configure:4785: checking for iconv" >&5
 if eval "test \"`echo '$''{'am_cv_func_iconv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4830,7 +4789,7 @@ else
     am_cv_func_iconv="no, consider installing GNU libiconv"
     am_cv_lib_iconv=no
     cat > conftest.$ac_ext <<EOF
-#line 4834 "configure"
+#line 4793 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <iconv.h>
@@ -4840,7 +4799,7 @@ iconv_t cd = iconv_open("","");
        iconv_close(cd);
 ; return 0; }
 EOF
-if { (eval echo configure:4844: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4803: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_func_iconv=yes
 else
@@ -4852,7 +4811,7 @@ rm -f conftest*
       am_save_LIBS="$LIBS"
       LIBS="$LIBS $am_cv_libiconv_ldpath -liconv"
       cat > conftest.$ac_ext <<EOF
-#line 4856 "configure"
+#line 4815 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <iconv.h>
@@ -4862,7 +4821,7 @@ iconv_t cd = iconv_open("","");
          iconv_close(cd);
 ; return 0; }
 EOF
-if { (eval echo configure:4866: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4825: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_lib_iconv=yes
         am_cv_func_iconv=yes
@@ -4883,13 +4842,13 @@ echo "$ac_t""$am_cv_func_iconv" 1>&6
 EOF
 
     echo $ac_n "checking for iconv declaration""... $ac_c" 1>&6
-echo "configure:4887: checking for iconv declaration" >&5
+echo "configure:4846: checking for iconv declaration" >&5
     if eval "test \"`echo '$''{'am_cv_proto_iconv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
       cat > conftest.$ac_ext <<EOF
-#line 4893 "configure"
+#line 4852 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4908,7 +4867,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4912: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4871: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_proto_iconv_arg1=""
 else
@@ -4946,12 +4905,12 @@ for ac_func in getenv atol sbrk abort atof getcwd getwd \
 do
   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
-echo "configure:4950: checking whether $ac_func is declared" >&5
+echo "configure:4909: checking whether $ac_func is declared" >&5
 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4955 "configure"
+#line 4914 "configure"
 #include "confdefs.h"
 #undef $ac_tr_decl
 #define $ac_tr_decl 1
@@ -4965,7 +4924,7 @@ char *(*pfn) = (char *(*)) $ac_func ;
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:4969: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4928: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "gcc_cv_have_decl_$ac_func=yes"
 else
@@ -5067,12 +5026,12 @@ for ac_func in getrlimit setrlimit getrusage
 do
   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
-echo "configure:5071: checking whether $ac_func is declared" >&5
+echo "configure:5030: checking whether $ac_func is declared" >&5
 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5076 "configure"
+#line 5035 "configure"
 #include "confdefs.h"
 #undef $ac_tr_decl
 #define $ac_tr_decl 1
@@ -5090,7 +5049,7 @@ char *(*pfn) = (char *(*)) $ac_func ;
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5094: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5053: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "gcc_cv_have_decl_$ac_func=yes"
 else
@@ -5129,7 +5088,7 @@ fi
 
 
 cat > conftest.$ac_ext <<EOF
-#line 5133 "configure"
+#line 5092 "configure"
 #include "confdefs.h"
 
 #include "ansidecl.h"
@@ -5142,7 +5101,7 @@ int main() {
 rlim_t l = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:5146: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5105: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -5159,12 +5118,12 @@ for ac_func in ldgetname
 do
   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
-echo "configure:5163: checking whether $ac_func is declared" >&5
+echo "configure:5122: checking whether $ac_func is declared" >&5
 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5168 "configure"
+#line 5127 "configure"
 #include "confdefs.h"
 #undef $ac_tr_decl
 #define $ac_tr_decl 1
@@ -5182,7 +5141,7 @@ char *(*pfn) = (char *(*)) $ac_func ;
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5186: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5145: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "gcc_cv_have_decl_$ac_func=yes"
 else
@@ -5218,12 +5177,12 @@ for ac_func in times
 do
   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
-echo "configure:5222: checking whether $ac_func is declared" >&5
+echo "configure:5181: checking whether $ac_func is declared" >&5
 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5227 "configure"
+#line 5186 "configure"
 #include "confdefs.h"
 #undef $ac_tr_decl
 #define $ac_tr_decl 1
@@ -5241,7 +5200,7 @@ char *(*pfn) = (char *(*)) $ac_func ;
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5245: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5204: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "gcc_cv_have_decl_$ac_func=yes"
 else
@@ -5275,13 +5234,13 @@ fi
 
 # More time-related stuff.
 echo $ac_n "checking for struct tms""... $ac_c" 1>&6
-echo "configure:5279: checking for struct tms" >&5
+echo "configure:5238: checking for struct tms" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tms'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 cat > conftest.$ac_ext <<EOF
-#line 5285 "configure"
+#line 5244 "configure"
 #include "confdefs.h"
 
 #include "ansidecl.h"
@@ -5294,7 +5253,7 @@ int main() {
 struct tms tms;
 ; return 0; }
 EOF
-if { (eval echo configure:5298: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5257: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tms=yes
 else
@@ -5317,13 +5276,13 @@ fi
 # use gcc_cv_* here because this doesn't match the behavior of AC_CHECK_TYPE.
 # revisit after autoconf 2.50.
 echo $ac_n "checking for clock_t""... $ac_c" 1>&6
-echo "configure:5321: checking for clock_t" >&5
+echo "configure:5280: checking for clock_t" >&5
 if eval "test \"`echo '$''{'gcc_cv_type_clock_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 cat > conftest.$ac_ext <<EOF
-#line 5327 "configure"
+#line 5286 "configure"
 #include "confdefs.h"
 
 #include "ansidecl.h"
@@ -5333,7 +5292,7 @@ int main() {
 clock_t x;
 ; return 0; }
 EOF
-if { (eval echo configure:5337: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5296: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_type_clock_t=yes
 else
@@ -5354,12 +5313,12 @@ EOF
 fi
 
 echo $ac_n "checking for uchar""... $ac_c" 1>&6
-echo "configure:5358: checking for uchar" >&5
+echo "configure:5317: checking for uchar" >&5
 if eval "test \"`echo '$''{'gcc_cv_type_uchar'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5363 "configure"
+#line 5322 "configure"
 #include "confdefs.h"
 
 #include "ansidecl.h"
@@ -5370,7 +5329,7 @@ if ((uchar *)0) return 0;
  if (sizeof(uchar)) return 0;
 ; return 0; }
 EOF
-if { (eval echo configure:5374: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5333: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_uchar=yes
 else
@@ -5400,7 +5359,7 @@ if test "${enable_initfini_array+set}" = set; then
 else
   
 echo $ac_n "checking for .preinit_array/.init_array/.fini_array support""... $ac_c" 1>&6
-echo "configure:5404: checking for .preinit_array/.init_array/.fini_array support" >&5
+echo "configure:5363: checking for .preinit_array/.init_array/.fini_array support" >&5
 if eval "test \"`echo '$''{'gcc_cv_initfini_array'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5408,7 +5367,7 @@ else
   gcc_cv_initfini_array=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 5412 "configure"
+#line 5371 "configure"
 #include "confdefs.h"
 
 static int x = -1;
@@ -5416,7 +5375,7 @@ int main (void) { return x; }
 int foo (void) { x = 0; }
 int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
 EOF
-if { (eval echo configure:5420: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5379: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   gcc_cv_initfini_array=yes
 else
@@ -5444,12 +5403,12 @@ fi
 
 # mkdir takes a single argument on some systems. 
 echo $ac_n "checking if mkdir takes one argument""... $ac_c" 1>&6
-echo "configure:5448: checking if mkdir takes one argument" >&5
+echo "configure:5407: checking if mkdir takes one argument" >&5
 if eval "test \"`echo '$''{'gcc_cv_mkdir_takes_one_arg'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5453 "configure"
+#line 5412 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5466,7 +5425,7 @@ int main() {
 mkdir ("foo", 0);
 ; return 0; }
 EOF
-if { (eval echo configure:5470: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5429: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_mkdir_takes_one_arg=no
 else
@@ -5506,7 +5465,7 @@ fi
 
 
 echo $ac_n "checking for main in -lunwind""... $ac_c" 1>&6
-echo "configure:5510: checking for main in -lunwind" >&5
+echo "configure:5469: checking for main in -lunwind" >&5
 ac_lib_var=`echo unwind'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5514,14 +5473,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lunwind  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5518 "configure"
+#line 5477 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:5525: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5484: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5818,14 +5777,14 @@ fi
 
             
 echo $ac_n "checking for library containing strerror""... $ac_c" 1>&6
-echo "configure:5822: checking for library containing strerror" >&5
+echo "configure:5781: checking for library containing strerror" >&5
 if eval "test \"`echo '$''{'ac_cv_search_strerror'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_func_search_save_LIBS="$LIBS"
 ac_cv_search_strerror="no"
 cat > conftest.$ac_ext <<EOF
-#line 5829 "configure"
+#line 5788 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -5836,7 +5795,7 @@ int main() {
 strerror()
 ; return 0; }
 EOF
-if { (eval echo configure:5840: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5799: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_strerror="none required"
 else
@@ -5847,7 +5806,7 @@ rm -f conftest*
 test "$ac_cv_search_strerror" = "no" && for i in cposix; do
 LIBS="-l$i  $ac_func_search_save_LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5851 "configure"
+#line 5810 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -5858,7 +5817,7 @@ int main() {
 strerror()
 ; return 0; }
 EOF
-if { (eval echo configure:5862: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5821: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_strerror="-l$i"
 break
@@ -5881,12 +5840,12 @@ fi
   
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:5885: checking for working const" >&5
+echo "configure:5844: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5890 "configure"
+#line 5849 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -5935,7 +5894,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:5939: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5898: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -5956,12 +5915,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:5960: checking for off_t" >&5
+echo "configure:5919: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5965 "configure"
+#line 5924 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5989,12 +5948,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:5993: checking for size_t" >&5
+echo "configure:5952: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5998 "configure"
+#line 5957 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6024,19 +5983,19 @@ fi
 # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
 # for constant arguments.  Useless!
 echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
-echo "configure:6028: checking for working alloca.h" >&5
+echo "configure:5987: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6033 "configure"
+#line 5992 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:6040: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5999: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_header_alloca_h=yes
 else
@@ -6057,12 +6016,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:6061: checking for alloca" >&5
+echo "configure:6020: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6066 "configure"
+#line 6025 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -6090,7 +6049,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:6094: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6053: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_func_alloca_works=yes
 else
@@ -6122,12 +6081,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:6126: checking whether alloca needs Cray hooks" >&5
+echo "configure:6085: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6131 "configure"
+#line 6090 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -6152,12 +6111,12 @@ echo "$ac_t""$ac_cv_os_cray" 1>&6
 if test $ac_cv_os_cray = yes; then
 for ac_func in _getb67 GETB67 getb67; do
   echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6156: checking for $ac_func" >&5
+echo "configure:6115: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6161 "configure"
+#line 6120 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6180,7 +6139,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6184: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6143: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6207,7 +6166,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:6211: checking stack direction for C alloca" >&5
+echo "configure:6170: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6215,7 +6174,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 6219 "configure"
+#line 6178 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -6234,7 +6193,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:6238: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6197: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_stack_direction=1
 else
@@ -6257,12 +6216,12 @@ fi
 
 
     echo $ac_n "checking whether we are using the GNU C Library 2.1 or newer""... $ac_c" 1>&6
-echo "configure:6261: checking whether we are using the GNU C Library 2.1 or newer" >&5
+echo "configure:6220: checking whether we are using the GNU C Library 2.1 or newer" >&5
 if eval "test \"`echo '$''{'ac_cv_gnu_library_2_1'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6266 "configure"
+#line 6225 "configure"
 #include "confdefs.h"
 
 #include <features.h>
@@ -6298,17 +6257,17 @@ stdlib.h string.h unistd.h sys/param.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6302: checking for $ac_hdr" >&5
+echo "configure:6261: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6307 "configure"
+#line 6266 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6312: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6271: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6339,12 +6298,12 @@ getgid getuid mempcpy munmap putenv setenv setlocale stpcpy strchr strcasecmp \
 strdup strtoul tsearch __argz_count __argz_stringify __argz_next
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6343: checking for $ac_func" >&5
+echo "configure:6302: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6348 "configure"
+#line 6307 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6367,7 +6326,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6371: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6330: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6408,7 +6367,7 @@ fi
 
 
   echo $ac_n "checking for iconv""... $ac_c" 1>&6
-echo "configure:6412: checking for iconv" >&5
+echo "configure:6371: checking for iconv" >&5
 if eval "test \"`echo '$''{'am_cv_func_iconv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6416,7 +6375,7 @@ else
     am_cv_func_iconv="no, consider installing GNU libiconv"
     am_cv_lib_iconv=no
     cat > conftest.$ac_ext <<EOF
-#line 6420 "configure"
+#line 6379 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <iconv.h>
@@ -6426,7 +6385,7 @@ iconv_t cd = iconv_open("","");
        iconv_close(cd);
 ; return 0; }
 EOF
-if { (eval echo configure:6430: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6389: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_func_iconv=yes
 else
@@ -6438,7 +6397,7 @@ rm -f conftest*
       am_save_LIBS="$LIBS"
       LIBS="$LIBS $am_cv_libiconv_ldpath -liconv"
       cat > conftest.$ac_ext <<EOF
-#line 6442 "configure"
+#line 6401 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <iconv.h>
@@ -6448,7 +6407,7 @@ iconv_t cd = iconv_open("","");
          iconv_close(cd);
 ; return 0; }
 EOF
-if { (eval echo configure:6452: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6411: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_lib_iconv=yes
         am_cv_func_iconv=yes
@@ -6469,13 +6428,13 @@ echo "$ac_t""$am_cv_func_iconv" 1>&6
 EOF
 
     echo $ac_n "checking for iconv declaration""... $ac_c" 1>&6
-echo "configure:6473: checking for iconv declaration" >&5
+echo "configure:6432: checking for iconv declaration" >&5
     if eval "test \"`echo '$''{'am_cv_proto_iconv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
       cat > conftest.$ac_ext <<EOF
-#line 6479 "configure"
+#line 6438 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -6494,7 +6453,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:6498: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6457: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_proto_iconv_arg1=""
 else
@@ -6523,19 +6482,19 @@ EOF
 
    
   echo $ac_n "checking for nl_langinfo and CODESET""... $ac_c" 1>&6
-echo "configure:6527: checking for nl_langinfo and CODESET" >&5
+echo "configure:6486: checking for nl_langinfo and CODESET" >&5
 if eval "test \"`echo '$''{'am_cv_langinfo_codeset'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6532 "configure"
+#line 6491 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 int main() {
 char* cs = nl_langinfo(CODESET);
 ; return 0; }
 EOF
-if { (eval echo configure:6539: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6498: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_langinfo_codeset=yes
 else
@@ -6558,19 +6517,19 @@ EOF
 
    if test $ac_cv_header_locale_h = yes; then
     echo $ac_n "checking for LC_MESSAGES""... $ac_c" 1>&6
-echo "configure:6562: checking for LC_MESSAGES" >&5
+echo "configure:6521: checking for LC_MESSAGES" >&5
 if eval "test \"`echo '$''{'am_cv_val_LC_MESSAGES'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6567 "configure"
+#line 6526 "configure"
 #include "confdefs.h"
 #include <locale.h>
 int main() {
 return LC_MESSAGES
 ; return 0; }
 EOF
-if { (eval echo configure:6574: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6533: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_val_LC_MESSAGES=yes
 else
@@ -6591,7 +6550,7 @@ EOF
     fi
   fi
    echo $ac_n "checking whether NLS is requested""... $ac_c" 1>&6
-echo "configure:6595: checking whether NLS is requested" >&5
+echo "configure:6554: checking whether NLS is requested" >&5
         # Check whether --enable-nls or --disable-nls was given.
 if test "${enable_nls+set}" = set; then
   enableval="$enable_nls"
@@ -6614,7 +6573,7 @@ fi
 EOF
 
       echo $ac_n "checking whether included gettext is requested""... $ac_c" 1>&6
-echo "configure:6618: checking whether included gettext is requested" >&5
+echo "configure:6577: checking whether included gettext is requested" >&5
       # Check whether --with-included-gettext or --without-included-gettext was given.
 if test "${with_included_gettext+set}" = set; then
   withval="$with_included_gettext"
@@ -6634,17 +6593,17 @@ fi
 
 	ac_safe=`echo "libintl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for libintl.h""... $ac_c" 1>&6
-echo "configure:6638: checking for libintl.h" >&5
+echo "configure:6597: checking for libintl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6643 "configure"
+#line 6602 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6648: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6607: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6665,12 +6624,12 @@ if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
 EOF
 
            echo $ac_n "checking for GNU gettext in libc""... $ac_c" 1>&6
-echo "configure:6669: checking for GNU gettext in libc" >&5
+echo "configure:6628: checking for GNU gettext in libc" >&5
 if eval "test \"`echo '$''{'gt_cv_func_gnugettext1_libc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6674 "configure"
+#line 6633 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 extern int _nl_msg_cat_cntr;
@@ -6679,7 +6638,7 @@ bindtextdomain ("", "");
 return (int) gettext ("") + _nl_msg_cat_cntr
 ; return 0; }
 EOF
-if { (eval echo configure:6683: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6642: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gt_cv_func_gnugettext1_libc=yes
 else
@@ -6695,14 +6654,14 @@ echo "$ac_t""$gt_cv_func_gnugettext1_libc" 1>&6
 
 	   if test "$gt_cv_func_gnugettext1_libc" != "yes"; then
 	     echo $ac_n "checking for GNU gettext in libintl""... $ac_c" 1>&6
-echo "configure:6699: checking for GNU gettext in libintl" >&5
+echo "configure:6658: checking for GNU gettext in libintl" >&5
 if eval "test \"`echo '$''{'gt_cv_func_gnugettext1_libintl'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   gt_save_LIBS="$LIBS"
 		LIBS="$LIBS -lintl $LIBICONV"
 		cat > conftest.$ac_ext <<EOF
-#line 6706 "configure"
+#line 6665 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 extern int _nl_msg_cat_cntr;
@@ -6711,7 +6670,7 @@ bindtextdomain ("", "");
 return (int) gettext ("") + _nl_msg_cat_cntr
 ; return 0; }
 EOF
-if { (eval echo configure:6715: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6674: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gt_cv_func_gnugettext1_libintl=yes
 else
@@ -6744,12 +6703,12 @@ EOF
 	     for ac_func in dcgettext
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6748: checking for $ac_func" >&5
+echo "configure:6707: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6753 "configure"
+#line 6712 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6772,7 +6731,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6776: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6735: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6801,7 +6760,7 @@ done
 	     	     # Extract the first word of "msgfmt", so it can be a program name with args.
 set dummy msgfmt; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6805: checking for $ac_word" >&5
+echo "configure:6764: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_MSGFMT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6835,7 +6794,7 @@ fi
 	     # Extract the first word of "gmsgfmt", so it can be a program name with args.
 set dummy gmsgfmt; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6839: checking for $ac_word" >&5
+echo "configure:6798: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_GMSGFMT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6872,7 +6831,7 @@ fi
 	     	     # Extract the first word of "xgettext", so it can be a program name with args.
 set dummy xgettext; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6876: checking for $ac_word" >&5
+echo "configure:6835: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_XGETTEXT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6922,7 +6881,7 @@ fi
         # Extract the first word of "msgfmt", so it can be a program name with args.
 set dummy msgfmt; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6926: checking for $ac_word" >&5
+echo "configure:6885: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_MSGFMT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6956,7 +6915,7 @@ fi
         # Extract the first word of "gmsgfmt", so it can be a program name with args.
 set dummy gmsgfmt; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6960: checking for $ac_word" >&5
+echo "configure:6919: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_GMSGFMT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6992,7 +6951,7 @@ fi
         # Extract the first word of "xgettext", so it can be a program name with args.
 set dummy xgettext; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6996: checking for $ac_word" >&5
+echo "configure:6955: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_XGETTEXT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7064,7 +7023,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:7068: checking for $ac_word" >&5
+echo "configure:7027: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_INTLBISON'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7097,7 +7056,7 @@ done
       ac_verc_fail=yes
     else
             echo $ac_n "checking version of bison""... $ac_c" 1>&6
-echo "configure:7101: checking version of bison" >&5
+echo "configure:7060: checking version of bison" >&5
       ac_prog_version=`$INTLBISON --version 2>&1 | sed -n 's/^.*GNU Bison.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
       case $ac_prog_version in
         '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -7142,7 +7101,7 @@ EOF
 
          if test "x$CATOBJEXT" != x; then
      echo $ac_n "checking for catalogs to be installed""... $ac_c" 1>&6
-echo "configure:7146: checking for catalogs to be installed" >&5
+echo "configure:7105: checking for catalogs to be installed" >&5
      # Look for .po and .gmo files in the source directory.
      CATALOGS=
      XLINGUAS=
@@ -7200,7 +7159,7 @@ fi
 case $host_os in
 	win32 | pe | cygwin* | mingw32* | uwin*)
 echo $ac_n "checking whether windows registry support is requested""... $ac_c" 1>&6
-echo "configure:7204: checking whether windows registry support is requested" >&5
+echo "configure:7163: checking whether windows registry support is requested" >&5
 if test "x$enable_win32_registry" != xno; then
   cat >> confdefs.h <<\EOF
 #define ENABLE_WIN32_REGISTRY 1
@@ -7209,14 +7168,14 @@ EOF
   echo "$ac_t""yes" 1>&6
   
 echo $ac_n "checking for library containing RegOpenKeyExA""... $ac_c" 1>&6
-echo "configure:7213: checking for library containing RegOpenKeyExA" >&5
+echo "configure:7172: checking for library containing RegOpenKeyExA" >&5
 if eval "test \"`echo '$''{'ac_cv_search_RegOpenKeyExA'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_func_search_save_LIBS="$LIBS"
 ac_cv_search_RegOpenKeyExA="no"
 cat > conftest.$ac_ext <<EOF
-#line 7220 "configure"
+#line 7179 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7227,7 +7186,7 @@ int main() {
 RegOpenKeyExA()
 ; return 0; }
 EOF
-if { (eval echo configure:7231: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7190: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_RegOpenKeyExA="none required"
 else
@@ -7238,7 +7197,7 @@ rm -f conftest*
 test "$ac_cv_search_RegOpenKeyExA" = "no" && for i in advapi32; do
 LIBS="-l$i  $ac_func_search_save_LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7242 "configure"
+#line 7201 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -7249,7 +7208,7 @@ int main() {
 RegOpenKeyExA()
 ; return 0; }
 EOF
-if { (eval echo configure:7253: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7212: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_RegOpenKeyExA="-l$i"
 break
@@ -7291,7 +7250,7 @@ esac
 
 if test "x$enable_win32_registry" != xno; then
   echo $ac_n "checking registry key on windows hosts""... $ac_c" 1>&6
-echo "configure:7295: checking registry key on windows hosts" >&5
+echo "configure:7254: checking registry key on windows hosts" >&5
   cat >> confdefs.h <<EOF
 #define WIN32_REGISTRY_KEY "$gcc_cv_win32_registry_key"
 EOF
@@ -7500,7 +7459,7 @@ esac
 # build->target assembler and hope that it will have the same features
 # as the host->target assembler we'll be using.
 echo $ac_n "checking what assembler to use""... $ac_c" 1>&6
-echo "configure:7504: checking what assembler to use" >&5
+echo "configure:7463: checking what assembler to use" >&5
 in_tree_gas=no
 gcc_cv_as=
 gcc_cv_gas_major_version=
@@ -7611,7 +7570,7 @@ esac
 # build->target linker and hope that it will have the same features
 # as the host->target linker we'll be using.
 echo $ac_n "checking what linker to use""... $ac_c" 1>&6
-echo "configure:7615: checking what linker to use" >&5
+echo "configure:7574: checking what linker to use" >&5
 in_tree_ld=no
 gcc_cv_ld=
 gcc_cv_gld_major_version=
@@ -7714,7 +7673,7 @@ esac
 # Figure out what nm we will be using.
 gcc_cv_binutils_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/binutils
 echo $ac_n "checking what nm to use""... $ac_c" 1>&6
-echo "configure:7718: checking what nm to use" >&5
+echo "configure:7677: checking what nm to use" >&5
 in_tree_nm=no
 if test -x nm$host_exeext; then
 	gcc_cv_nm=./nm$host_exeext
@@ -7737,7 +7696,7 @@ esac
 
 # Figure out what objdump we will be using.
 echo $ac_n "checking what objdump to use""... $ac_c" 1>&6
-echo "configure:7741: checking what objdump to use" >&5
+echo "configure:7700: checking what objdump to use" >&5
 in_tree_objdump=no
 if test -x objdump$host_exeext; then
 	gcc_cv_objdump=./objdump$host_exeext
@@ -7762,7 +7721,7 @@ esac
 
 # Figure out what assembler alignment features are present.
 echo $ac_n "checking assembler alignment features""... $ac_c" 1>&6
-echo "configure:7766: checking assembler alignment features" >&5
+echo "configure:7725: checking assembler alignment features" >&5
 gcc_cv_as_alignment_features=none
 if test $in_tree_gas = yes; then
   # Gas version 2.6 and later support for .balign and .p2align.
@@ -7823,7 +7782,7 @@ fi
 echo "$ac_t""$gcc_cv_as_alignment_features" 1>&6
 
 echo $ac_n "checking assembler subsection support""... $ac_c" 1>&6
-echo "configure:7827: checking assembler subsection support" >&5
+echo "configure:7786: checking assembler subsection support" >&5
 gcc_cv_as_subsections=no
 if test $in_tree_gas = yes ; then
    if test $gcc_cv_gas_major_version -eq 2 \
@@ -7872,7 +7831,7 @@ fi
 echo "$ac_t""$gcc_cv_as_subsections" 1>&6
 
 echo $ac_n "checking assembler weak support""... $ac_c" 1>&6
-echo "configure:7876: checking assembler weak support" >&5
+echo "configure:7835: checking assembler weak support" >&5
 gcc_cv_as_weak=no
 if test $in_tree_gas = yes ; then
    if test $gcc_cv_gas_major_version -eq 2 \
@@ -7902,7 +7861,7 @@ fi
 echo "$ac_t""$gcc_cv_as_weak" 1>&6
 
 echo $ac_n "checking assembler hidden support""... $ac_c" 1>&6
-echo "configure:7906: checking assembler hidden support" >&5
+echo "configure:7865: checking assembler hidden support" >&5
 gcc_cv_as_hidden=no
 if test $in_tree_gas = yes ; then
    if test $gcc_cv_gas_major_version -eq 2 \
@@ -7983,7 +7942,7 @@ esac
 
 
 echo $ac_n "checking assembler leb128 support""... $ac_c" 1>&6
-echo "configure:7987: checking assembler leb128 support" >&5
+echo "configure:7946: checking assembler leb128 support" >&5
 gcc_cv_as_leb128=no
 if test $in_tree_gas = yes ; then
    if test $gcc_cv_gas_major_version -eq 2 \
@@ -8037,7 +7996,7 @@ fi
 echo "$ac_t""$gcc_cv_as_leb128" 1>&6
 
 echo $ac_n "checking assembler eh_frame optimization""... $ac_c" 1>&6
-echo "configure:8041: checking assembler eh_frame optimization" >&5
+echo "configure:8000: checking assembler eh_frame optimization" >&5
 gcc_cv_as_eh_frame=no
 if test $in_tree_gas = yes ; then
    if test $gcc_cv_gas_major_version -eq 2 \
@@ -8127,7 +8086,7 @@ fi
 echo "$ac_t""$gcc_cv_as_eh_frame" 1>&6
 
 echo $ac_n "checking assembler section merging support""... $ac_c" 1>&6
-echo "configure:8131: checking assembler section merging support" >&5
+echo "configure:8090: checking assembler section merging support" >&5
 gcc_cv_as_shf_merge=no
 if test $in_tree_gas = yes ; then
    if test $gcc_cv_gas_major_version -eq 2 \
@@ -8159,7 +8118,7 @@ fi
 echo "$ac_t""$gcc_cv_as_shf_merge" 1>&6
 
 echo $ac_n "checking assembler thread-local storage support""... $ac_c" 1>&6
-echo "configure:8163: checking assembler thread-local storage support" >&5
+echo "configure:8122: checking assembler thread-local storage support" >&5
 gcc_cv_as_tls=no
 conftest_s=
 tls_first_major=
@@ -8306,7 +8265,7 @@ case "$target" in
   # All TARGET_ABI_OSF targets.
   alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*)
     echo $ac_n "checking assembler supports explicit relocations""... $ac_c" 1>&6
-echo "configure:8310: checking assembler supports explicit relocations" >&5
+echo "configure:8269: checking assembler supports explicit relocations" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_explicit_relocs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8359,7 +8318,7 @@ EOF
     ;;
   sparc*-*-*)
     echo $ac_n "checking assembler .register pseudo-op support""... $ac_c" 1>&6
-echo "configure:8363: checking assembler .register pseudo-op support" >&5
+echo "configure:8322: checking assembler .register pseudo-op support" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_register_pseudo_op'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8387,7 +8346,7 @@ EOF
     fi
 
     echo $ac_n "checking assembler supports -relax""... $ac_c" 1>&6
-echo "configure:8391: checking assembler supports -relax" >&5
+echo "configure:8350: checking assembler supports -relax" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_relax_opt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8415,7 +8374,7 @@ EOF
     fi
 
     echo $ac_n "checking assembler and linker support unaligned pc related relocs""... $ac_c" 1>&6
-echo "configure:8419: checking assembler and linker support unaligned pc related relocs" >&5
+echo "configure:8378: checking assembler and linker support unaligned pc related relocs" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_sparc_ua_pcrel'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8442,7 +8401,7 @@ EOF
     fi
 
     echo $ac_n "checking assembler and linker support unaligned pc related relocs against hidden symbols""... $ac_c" 1>&6
-echo "configure:8446: checking assembler and linker support unaligned pc related relocs against hidden symbols" >&5
+echo "configure:8405: checking assembler and linker support unaligned pc related relocs against hidden symbols" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_sparc_ua_pcrel_hidden'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8482,7 +8441,7 @@ EOF
     fi
 
     echo $ac_n "checking for assembler offsetable %lo() support""... $ac_c" 1>&6
-echo "configure:8486: checking for assembler offsetable %lo() support" >&5
+echo "configure:8445: checking for assembler offsetable %lo() support" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_offsetable_lo10'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8521,7 +8480,7 @@ EOF
 
   i[34567]86-*-* | x86_64-*-*)
     echo $ac_n "checking assembler instructions""... $ac_c" 1>&6
-echo "configure:8525: checking assembler instructions" >&5
+echo "configure:8484: checking assembler instructions" >&5
     gcc_cv_as_instructions=
     if test $in_tree_gas = yes ; then 
        if test $gcc_cv_gas_major_version -eq 2 \
@@ -8555,7 +8514,7 @@ EOF
     echo "$ac_t""$gcc_cv_as_instructions" 1>&6
 
     echo $ac_n "checking assembler GOTOFF in data directives""... $ac_c" 1>&6
-echo "configure:8559: checking assembler GOTOFF in data directives" >&5
+echo "configure:8518: checking assembler GOTOFF in data directives" >&5
     gcc_cv_as_gotoff_in_data=no
     if test $in_tree_gas = yes ; then
        if test $gcc_cv_gas_major_version -eq 2 \
@@ -8589,7 +8548,7 @@ EOF
 
   ia64*-*-*)
     echo $ac_n "checking assembler supports ltoffx and ldxmov""... $ac_c" 1>&6
-echo "configure:8593: checking assembler supports ltoffx and ldxmov" >&5
+echo "configure:8552: checking assembler supports ltoffx and ldxmov" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_ltoffx_ldxmov_relocs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8634,7 +8593,7 @@ EOF
 esac
 
 echo $ac_n "checking assembler dwarf2 debug_line support""... $ac_c" 1>&6
-echo "configure:8638: checking assembler dwarf2 debug_line support" >&5
+echo "configure:8597: checking assembler dwarf2 debug_line support" >&5
 gcc_cv_as_dwarf2_debug_line=no
 # ??? Not all targets support dwarf2 debug_line, even within a version
 # of gas.  Moreover, we need to emit a valid instruction to trigger any
@@ -8696,7 +8655,7 @@ fi
 echo "$ac_t""$gcc_cv_as_dwarf2_debug_line" 1>&6
 
 echo $ac_n "checking assembler --gdwarf2 support""... $ac_c" 1>&6
-echo "configure:8700: checking assembler --gdwarf2 support" >&5
+echo "configure:8659: checking assembler --gdwarf2 support" >&5
 gcc_cv_as_gdwarf2_flag=no
 if test $in_tree_gas = yes ; then
    if test $gcc_cv_gas_major_version -eq 2 \
@@ -8730,7 +8689,7 @@ fi
 echo "$ac_t""$gcc_cv_as_gdwarf2_flag" 1>&6
 
 echo $ac_n "checking assembler --gstabs support""... $ac_c" 1>&6
-echo "configure:8734: checking assembler --gstabs support" >&5
+echo "configure:8693: checking assembler --gstabs support" >&5
 gcc_cv_as_gstabs_flag=no
 if test $in_tree_gas = yes ; then
    if test $gcc_cv_gas_major_version -eq 2 \
@@ -8763,7 +8722,7 @@ fi
 echo "$ac_t""$gcc_cv_as_gstabs_flag" 1>&6
 
 echo $ac_n "checking linker read-only and read-write section mixing""... $ac_c" 1>&6
-echo "configure:8767: checking linker read-only and read-write section mixing" >&5
+echo "configure:8726: checking linker read-only and read-write section mixing" >&5
 gcc_cv_ld_ro_rw_mix=unknown
 if test $in_tree_ld = yes ; then
   if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
@@ -8801,7 +8760,7 @@ fi
 echo "$ac_t""$gcc_cv_ld_ro_rw_mix" 1>&6
 
 echo $ac_n "checking linker PT_GNU_EH_FRAME support""... $ac_c" 1>&6
-echo "configure:8805: checking linker PT_GNU_EH_FRAME support" >&5
+echo "configure:8764: checking linker PT_GNU_EH_FRAME support" >&5
 gcc_cv_ld_eh_frame_hdr=no
 if test $in_tree_ld = yes ; then
   if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
@@ -8825,7 +8784,7 @@ echo "$ac_t""$gcc_cv_ld_eh_frame_hdr" 1>&6
 case "$target" in
   mips*-*-*)
     echo $ac_n "checking whether libgloss uses STARTUP directives consistently""... $ac_c" 1>&6
-echo "configure:8829: checking whether libgloss uses STARTUP directives consistently" >&5
+echo "configure:8788: checking whether libgloss uses STARTUP directives consistently" >&5
     gcc_cv_mips_libgloss_startup=no
     gcc_cv_libgloss_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/libgloss
     if test "x$exec_prefix" = xNONE; then
@@ -9030,7 +8989,7 @@ fi
 
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:9034: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:8993: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -9549,7 +9508,6 @@ s%@have_mktemp_command@%$have_mktemp_command%g
 s%@MAKEINFO@%$MAKEINFO%g
 s%@BUILD_INFO@%$BUILD_INFO%g
 s%@GENERATED_MANPAGES@%$GENERATED_MANPAGES%g
-s%@gnucmp@%$gnucmp%g
 s%@make_compare_target@%$make_compare_target%g
 s%@FLEX@%$FLEX%g
 s%@BISON@%$BISON%g
diff --git a/gcc/configure.in b/gcc/configure.in
index 03f6586..49ca32a 100644
--- a/gcc/configure.in
+++ b/gcc/configure.in
@@ -645,16 +645,25 @@ else
   GENERATED_MANPAGES=
 fi
 
-# If GNU cmp is present and recent enough, 'make compare' can be
-# significantly faster.
-gcc_AC_CHECK_PROG_VER(gnucmp, cmp, --version,
-  [(GNU diffutils) \([0-9][0-9.]*\)], [2.[4-9]*])
-if test $gcc_cv_prog_cmp_modern = yes; then
-  make_compare_target=gnucompare
+# 'make compare' can be significantly faster, if cmp itself can
+# skip bytes instead of using tail.  The test being performed is
+# "if cmp --ignore-initial=2 t1 t2 && ! cmp --ignore-initial=1 t1 t2"
+# but we need to sink errors and handle broken shells.
+AC_MSG_CHECKING([for cmp's capabilities])
+echo abfoo >t1
+echo cdfoo >t2
+if cmp --ignore-initial=2 t1 t2 > /dev/null 2>&1; then
+  if cmp --ignore-initial=1 t1 t2 > /dev/null 2>&1; then
+    make_compare_target=slowcompare
+  else
+    make_compare_target=gnucompare
+  fi
 else
   make_compare_target=slowcompare
 fi
+rm t1 t2
 AC_SUBST(make_compare_target)
+AC_MSG_RESULT($make_compare_target)
 
 # How about lex?
 dnl Don't use AC_PROG_LEX; we insist on flex.