From: Nick Clifton <nickc@redhat.com>
Date: Wed, 16 Mar 2005 16:17:14 +0000 (+0000)
Subject: Enable -Werror by default
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1ad12f975f8a2a0ce45569ea3f550ef25705ad37;p=binutils-gdb.git

Enable -Werror by default
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 9c6969d869c..edd7edae4dc 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,11 @@
+2005-03-16  Nick Clifton  <nickc@redhat.com>
+	    Ben Elliston  <bje@au.ibm.com>
+
+	* configure.in (error-on-warning): New switch: Add -Werror to the
+	compiler command line.  Enabled by default.  Disable via
+	--disable-error-on-warning.
+	* configure: Regenerate.
+
 2005-03-16  Nick Clifton  <nickc@redhat.com>
 
 	* ecoff.c: Convert to ISO C90 formatting.
diff --git a/bfd/configure b/bfd/configure
index 8ae9afeed9f..61afe156356 100755
--- a/bfd/configure
+++ b/bfd/configure
@@ -859,6 +859,7 @@ Optional Features:
   --enable-64-bit-bfd     64-bit support (on hosts with narrower word sizes)
   --enable-targets        alternative target configurations
   --enable-commonbfdlib   build shared BFD/opcodes/libiberty library
+  --enable-error-on-warning    treat compile warnings as errors
   --enable-build-warnings Enable build-time compiler warnings if gcc is used
   --enable-maintainer-mode  enable make rules and dependencies not useful
 			  (and sometimes confusing) to the casual installer
@@ -3974,7 +3975,7 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 3977 "configure"' > conftest.$ac_ext
+  echo '#line 3978 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -4263,6 +4264,26 @@ else
   want_mmap=false
 fi;
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Check whether --enable-error-on-warning or --disable-error-on-warning was given.
+if test "${enable_error_on_warning+set}" = set; then
+  enableval="$enable_error_on_warning"
+  case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) { { echo "$as_me:$LINENO: error: bad value ${enableval} for --enable-error-on-warning" >&5
+echo "$as_me: error: bad value ${enableval} for --enable-error-on-warning" >&2;}
+   { (exit 1); exit 1; }; } ;;
+   esac
+fi;
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+
 # Check whether --enable-build-warnings or --disable-build-warnings was given.
 if test "${enable_build_warnings+set}" = set; then
   enableval="$enable_build_warnings"
diff --git a/bfd/configure.in b/bfd/configure.in
index a61bf62324c..afcae656b1e 100644
--- a/bfd/configure.in
+++ b/bfd/configure.in
@@ -52,6 +52,22 @@ AC_ARG_WITH(mmap,
 esac],[want_mmap=false])dnl
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+AC_ARG_ENABLE(error-on-warning,
+  [  --enable-error-on-warning    treat compile warnings as errors],
+  [case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) AC_MSG_ERROR(bad value ${enableval} for --enable-error-on-warning) ;;
+   esac])
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+		   
 AC_ARG_ENABLE(build-warnings,
 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
 [case "${enableval}" in
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index d78dca08857..f45d24c6bdb 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,11 @@
+2005-03-16  Nick Clifton  <nickc@redhat.com>
+	    Ben Elliston  <bje@au.ibm.com>
+
+	* configure.in (error-on-warning): New switch: Add -Werror to the
+	compiler command line.  Enabled by default.  Disable via
+	--disable-error-on-warning.
+	* configure: Regenerate.
+
 2005-03-15  Daniel Marques  <marques@cs.cornell.edu>
             Nick Clifton  <nickc@redhat.com>
 
diff --git a/binutils/configure b/binutils/configure
index d716798c0e9..f02c92c3b93 100755
--- a/binutils/configure
+++ b/binutils/configure
@@ -27,6 +27,8 @@ ac_help="$ac_help
   --enable-targets        alternative target configurations"
 ac_help="$ac_help
   --enable-commonbfdlib   build shared BFD/opcodes/libiberty library"
+ac_help="$ac_help
+  --enable-error-on-warning    treat compile warnings as errors"
 ac_help="$ac_help
   --enable-build-warnings Enable build-time compiler warnings if gcc is used"
 ac_help="$ac_help
@@ -546,12 +548,12 @@ else
 fi
 
 echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6
-echo "configure:550: checking for Cygwin environment" >&5
+echo "configure:552: checking for Cygwin environment" >&5
 if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 555 "configure"
+#line 557 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -562,7 +564,7 @@ int main() {
 return __CYGWIN__;
 ; return 0; }
 EOF
-if { (eval echo configure:566: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:568: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_cygwin=yes
 else
@@ -579,19 +581,19 @@ echo "$ac_t""$ac_cv_cygwin" 1>&6
 CYGWIN=
 test "$ac_cv_cygwin" = yes && CYGWIN=yes
 echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6
-echo "configure:583: checking for mingw32 environment" >&5
+echo "configure:585: checking for mingw32 environment" >&5
 if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 588 "configure"
+#line 590 "configure"
 #include "confdefs.h"
 
 int main() {
 return __MINGW32__;
 ; return 0; }
 EOF
-if { (eval echo configure:595: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:597: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_mingw32=yes
 else
@@ -656,7 +658,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:660: checking host system type" >&5
+echo "configure:662: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -677,7 +679,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:681: checking target system type" >&5
+echo "configure:683: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -695,7 +697,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:699: checking build system type" >&5
+echo "configure:701: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -719,7 +721,7 @@ test "$host_alias" != "$target_alias" &&
 
 
         echo $ac_n "checking for strerror in -lcposix""... $ac_c" 1>&6
-echo "configure:723: checking for strerror in -lcposix" >&5
+echo "configure:725: checking for strerror in -lcposix" >&5
 ac_lib_var=`echo cposix'_'strerror | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -727,7 +729,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcposix  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 731 "configure"
+#line 733 "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
@@ -738,7 +740,7 @@ int main() {
 strerror()
 ; return 0; }
 EOF
-if { (eval echo configure:742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:744: \"$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
@@ -775,7 +777,7 @@ am__api_version="1.4"
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:779: checking for a BSD compatible install" >&5
+echo "configure:781: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -828,7 +830,7 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6
-echo "configure:832: checking whether build environment is sane" >&5
+echo "configure:834: checking whether build environment is sane" >&5
 # Just in case
 sleep 1
 echo timestamp > conftestfile
@@ -885,7 +887,7 @@ test "$program_suffix" != NONE &&
 test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:889: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:891: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -931,7 +933,7 @@ EOF
 
 missing_dir=`cd $ac_aux_dir && pwd`
 echo $ac_n "checking for working aclocal-${am__api_version}""... $ac_c" 1>&6
-echo "configure:935: checking for working aclocal-${am__api_version}" >&5
+echo "configure:937: checking for working aclocal-${am__api_version}" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -944,7 +946,7 @@ else
 fi
 
 echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
-echo "configure:948: checking for working autoconf" >&5
+echo "configure:950: checking for working autoconf" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -957,7 +959,7 @@ else
 fi
 
 echo $ac_n "checking for working automake-${am__api_version}""... $ac_c" 1>&6
-echo "configure:961: checking for working automake-${am__api_version}" >&5
+echo "configure:963: checking for working automake-${am__api_version}" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -970,7 +972,7 @@ else
 fi
 
 echo $ac_n "checking for working autoheader""... $ac_c" 1>&6
-echo "configure:974: checking for working autoheader" >&5
+echo "configure:976: checking for working autoheader" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -983,7 +985,7 @@ else
 fi
 
 echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6
-echo "configure:987: checking for working makeinfo" >&5
+echo "configure:989: checking for working makeinfo" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -1069,7 +1071,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1073: checking for $ac_word" >&5
+echo "configure:1075: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1099,7 +1101,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1103: checking for $ac_word" >&5
+echo "configure:1105: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1150,7 +1152,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1154: checking for $ac_word" >&5
+echo "configure:1156: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1182,7 +1184,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1186: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1188: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -1193,12 +1195,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 1197 "configure"
+#line 1199 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:1202: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1204: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -1224,12 +1226,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:1228: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1230: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1233: checking whether we are using GNU C" >&5
+echo "configure:1235: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1238,7 +1240,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1242: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1244: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -1257,7 +1259,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1261: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1263: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1300,7 +1302,7 @@ ac_prog=ld
 if test "$GCC" = yes; then
   # Check if gcc -print-prog-name=ld gives a path.
   echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
-echo "configure:1304: checking for ld used by GCC" >&5
+echo "configure:1306: checking for ld used by GCC" >&5
   case $host in
   *-*-mingw*)
     # gcc leaves a trailing carriage return which upsets mingw
@@ -1330,10 +1332,10 @@ echo "configure:1304: checking for ld used by GCC" >&5
   esac
 elif test "$with_gnu_ld" = yes; then
   echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
-echo "configure:1334: checking for GNU ld" >&5
+echo "configure:1336: checking for GNU ld" >&5
 else
   echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-echo "configure:1337: checking for non-GNU ld" >&5
+echo "configure:1339: checking for non-GNU ld" >&5
 fi
 if eval "test \"`echo '$''{'lt_cv_path_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1368,7 +1370,7 @@ else
 fi
 test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }
 echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
-echo "configure:1372: checking if the linker ($LD) is GNU ld" >&5
+echo "configure:1374: checking if the linker ($LD) is GNU ld" >&5
 if eval "test \"`echo '$''{'lt_cv_prog_gnu_ld'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1385,7 +1387,7 @@ with_gnu_ld=$lt_cv_prog_gnu_ld
 
 
 echo $ac_n "checking for $LD option to reload object files""... $ac_c" 1>&6
-echo "configure:1389: checking for $LD option to reload object files" >&5
+echo "configure:1391: checking for $LD option to reload object files" >&5
 if eval "test \"`echo '$''{'lt_cv_ld_reload_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1397,7 +1399,7 @@ reload_flag=$lt_cv_ld_reload_flag
 test -n "$reload_flag" && reload_flag=" $reload_flag"
 
 echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
-echo "configure:1401: checking for BSD-compatible nm" >&5
+echo "configure:1403: checking for BSD-compatible nm" >&5
 if eval "test \"`echo '$''{'lt_cv_path_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1435,7 +1437,7 @@ NM="$lt_cv_path_NM"
 echo "$ac_t""$NM" 1>&6
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1439: checking whether ln -s works" >&5
+echo "configure:1441: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1456,7 +1458,7 @@ else
 fi
 
 echo $ac_n "checking how to recognise dependant libraries""... $ac_c" 1>&6
-echo "configure:1460: checking how to recognise dependant libraries" >&5
+echo "configure:1462: checking how to recognise dependant libraries" >&5
 if eval "test \"`echo '$''{'lt_cv_deplibs_check_method'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1629,13 +1631,13 @@ file_magic_cmd=$lt_cv_file_magic_cmd
 deplibs_check_method=$lt_cv_deplibs_check_method
 
 echo $ac_n "checking for object suffix""... $ac_c" 1>&6
-echo "configure:1633: checking for object suffix" >&5
+echo "configure:1635: checking for object suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_objext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   rm -f conftest*
 echo 'int i = 1;' > conftest.$ac_ext
-if { (eval echo configure:1639: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1641: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   for ac_file in conftest.*; do
     case $ac_file in
     *.c) ;;
@@ -1655,7 +1657,7 @@ ac_objext=$ac_cv_objext
 
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:1659: checking for executable suffix" >&5
+echo "configure:1661: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1665,7 +1667,7 @@ else
   rm -f conftest*
   echo 'int main () { return 0; }' > conftest.$ac_ext
   ac_cv_exeext=
-  if { (eval echo configure:1669: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:1671: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
     for file in conftest.*; do
       case $file in
       *.c | *.o | *.obj) ;;
@@ -1698,7 +1700,7 @@ case $deplibs_check_method in
 file_magic*)
   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
     echo $ac_n "checking for ${ac_tool_prefix}file""... $ac_c" 1>&6
-echo "configure:1702: checking for ${ac_tool_prefix}file" >&5
+echo "configure:1704: checking for ${ac_tool_prefix}file" >&5
 if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1760,7 +1762,7 @@ fi
 if test -z "$lt_cv_path_MAGIC_CMD"; then
   if test -n "$ac_tool_prefix"; then
     echo $ac_n "checking for file""... $ac_c" 1>&6
-echo "configure:1764: checking for file" >&5
+echo "configure:1766: checking for file" >&5
 if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1831,7 +1833,7 @@ esac
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1835: checking for $ac_word" >&5
+echo "configure:1837: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1863,7 +1865,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1867: checking for $ac_word" >&5
+echo "configure:1869: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1898,7 +1900,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
 set dummy ${ac_tool_prefix}strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1902: checking for $ac_word" >&5
+echo "configure:1904: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1930,7 +1932,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "strip", so it can be a program name with args.
 set dummy strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1934: checking for $ac_word" >&5
+echo "configure:1936: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1997,8 +1999,8 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 2001 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:2002: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 2003 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:2004: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
    if test "$lt_cv_prog_gnu_ld" = yes; then
     case `/usr/bin/file conftest.$ac_objext` in
     *32-bit*)
@@ -2031,7 +2033,7 @@ case $host in
 ia64-*-hpux*)
   # Find out which ABI we are using.
   echo 'int i;' > conftest.$ac_ext
-  if { (eval echo configure:2035: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  if { (eval echo configure:2037: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
     case "`/usr/bin/file conftest.o`" in
     *ELF-32*)
       HPUX_IA64_MODE="32"
@@ -2049,7 +2051,7 @@ ia64-*-hpux*)
   SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
   echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:2053: checking whether the C compiler needs -belf" >&5
+echo "configure:2055: checking whether the C compiler needs -belf" >&5
 if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2062,14 +2064,14 @@ ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$a
 cross_compiling=$ac_cv_prog_cc_cross
 
      cat > conftest.$ac_ext <<EOF
-#line 2066 "configure"
+#line 2068 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2073: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2075: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   lt_cv_cc_needs_belf=yes
 else
@@ -2206,6 +2208,25 @@ esac
 fi
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Check whether --enable-error-on-warning or --disable-error-on-warning was given.
+if test "${enable_error_on_warning+set}" = set; then
+  enableval="$enable_error_on_warning"
+  case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) { echo "configure: error: bad value ${enableval} for --enable-error-on-warning" 1>&2; exit 1; } ;;
+   esac
+fi
+
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+		   
 # Check whether --enable-build-warnings or --disable-build-warnings was given.
 if test "${enable_build_warnings+set}" = set; then
   enableval="$enable_build_warnings"
@@ -2242,7 +2263,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2246: checking for $ac_word" >&5
+echo "configure:2267: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2272,7 +2293,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2276: checking for $ac_word" >&5
+echo "configure:2297: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2323,7 +2344,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2327: checking for $ac_word" >&5
+echo "configure:2348: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2355,7 +2376,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:2359: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:2380: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -2366,12 +2387,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 2370 "configure"
+#line 2391 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:2375: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2396: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -2397,12 +2418,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:2401: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:2422: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:2406: checking whether we are using GNU C" >&5
+echo "configure:2427: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2411,7 +2432,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2415: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2436: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -2430,7 +2451,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:2434: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:2455: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2467,7 +2488,7 @@ do
 # Extract the first word of "$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:2471: checking for $ac_word" >&5
+echo "configure:2492: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_YACC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2498,7 +2519,7 @@ done
 test -n "$YACC" || YACC="yacc"
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:2502: checking how to run the C preprocessor" >&5
+echo "configure:2523: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -2513,13 +2534,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 2517 "configure"
+#line 2538 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2523: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2544: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2530,13 +2551,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 2534 "configure"
+#line 2555 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2540: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2561: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2547,13 +2568,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 2551 "configure"
+#line 2572 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2557: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2578: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2583,7 +2604,7 @@ do
 # Extract the first word of "$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:2587: checking for $ac_word" >&5
+echo "configure:2608: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2616,7 +2637,7 @@ test -n "$LEX" || LEX="$missing_dir/missing flex"
 # 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:2620: checking for $ac_word" >&5
+echo "configure:2641: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2650,7 +2671,7 @@ then
   *) ac_lib=l ;;
   esac
   echo $ac_n "checking for yywrap in -l$ac_lib""... $ac_c" 1>&6
-echo "configure:2654: checking for yywrap in -l$ac_lib" >&5
+echo "configure:2675: checking for yywrap in -l$ac_lib" >&5
 ac_lib_var=`echo $ac_lib'_'yywrap | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2658,7 +2679,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$ac_lib  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2662 "configure"
+#line 2683 "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
@@ -2669,7 +2690,7 @@ int main() {
 yywrap()
 ; return 0; }
 EOF
-if { (eval echo configure:2673: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2694: \"$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
@@ -2692,7 +2713,7 @@ fi
 fi
 
 echo $ac_n "checking lex output file root""... $ac_c" 1>&6
-echo "configure:2696: checking lex output file root" >&5
+echo "configure:2717: checking lex output file root" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_lex_root'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2713,7 +2734,7 @@ echo "$ac_t""$ac_cv_prog_lex_root" 1>&6
 LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root
 
 echo $ac_n "checking whether yytext is a pointer""... $ac_c" 1>&6
-echo "configure:2717: checking whether yytext is a pointer" >&5
+echo "configure:2738: checking whether yytext is a pointer" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_lex_yytext_pointer'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2725,14 +2746,14 @@ echo 'extern char *yytext;' >>$LEX_OUTPUT_ROOT.c
 ac_save_LIBS="$LIBS"
 LIBS="$LIBS $LEXLIB"
 cat > conftest.$ac_ext <<EOF
-#line 2729 "configure"
+#line 2750 "configure"
 #include "confdefs.h"
 `cat $LEX_OUTPUT_ROOT.c`
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2736: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2757: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_prog_lex_yytext_pointer=yes
 else
@@ -2758,7 +2779,7 @@ ALL_LINGUAS="fr tr ja es sv da zh_CN ru ro"
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2762: checking for $ac_word" >&5
+echo "configure:2783: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2786,12 +2807,12 @@ else
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:2790: checking for ANSI C header files" >&5
+echo "configure:2811: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2795 "configure"
+#line 2816 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -2799,7 +2820,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2803: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2824: \"$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*
@@ -2816,7 +2837,7 @@ 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 2820 "configure"
+#line 2841 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -2834,7 +2855,7 @@ 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 2838 "configure"
+#line 2859 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -2855,7 +2876,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 2859 "configure"
+#line 2880 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -2866,7 +2887,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:2870: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2891: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -2890,12 +2911,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:2894: checking for working const" >&5
+echo "configure:2915: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2899 "configure"
+#line 2920 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -2944,7 +2965,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:2948: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2969: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -2965,21 +2986,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:2969: checking for inline" >&5
+echo "configure:2990: checking for inline" >&5
 if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 2976 "configure"
+#line 2997 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:2983: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3004: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -3005,12 +3026,12 @@ EOF
 esac
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:3009: checking for off_t" >&5
+echo "configure:3030: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3014 "configure"
+#line 3035 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3038,12 +3059,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:3042: checking for size_t" >&5
+echo "configure:3063: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3047 "configure"
+#line 3068 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3073,19 +3094,19 @@ 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""... $ac_c" 1>&6
-echo "configure:3077: checking for working alloca.h" >&5
+echo "configure:3098: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3082 "configure"
+#line 3103 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:3089: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3110: \"$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
@@ -3106,12 +3127,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:3110: checking for alloca" >&5
+echo "configure:3131: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3115 "configure"
+#line 3136 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -3139,7 +3160,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:3143: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3164: \"$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
@@ -3171,12 +3192,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:3175: checking whether alloca needs Cray hooks" >&5
+echo "configure:3196: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3180 "configure"
+#line 3201 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -3201,12 +3222,12 @@ 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:3205: checking for $ac_func" >&5
+echo "configure:3226: 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 3210 "configure"
+#line 3231 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3229,7 +3250,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3233: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3254: \"$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
@@ -3256,7 +3277,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:3260: checking stack direction for C alloca" >&5
+echo "configure:3281: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3264,7 +3285,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 3268 "configure"
+#line 3289 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -3283,7 +3304,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:3287: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3308: \"$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
@@ -3308,17 +3329,17 @@ for ac_hdr in unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3312: checking for $ac_hdr" >&5
+echo "configure:3333: 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 3317 "configure"
+#line 3338 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3322: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3343: \"$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*
@@ -3347,12 +3368,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3351: checking for $ac_func" >&5
+echo "configure:3372: 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 3356 "configure"
+#line 3377 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3375,7 +3396,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3379: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3400: \"$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
@@ -3400,7 +3421,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:3404: checking for working mmap" >&5
+echo "configure:3425: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3408,7 +3429,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3412 "configure"
+#line 3433 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -3548,7 +3569,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3552: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3573: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -3576,17 +3597,17 @@ unistd.h values.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:3580: checking for $ac_hdr" >&5
+echo "configure:3601: 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 3585 "configure"
+#line 3606 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3590: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3611: \"$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*
@@ -3616,12 +3637,12 @@ done
 __argz_count __argz_stringify __argz_next
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3620: checking for $ac_func" >&5
+echo "configure:3641: 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 3625 "configure"
+#line 3646 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3644,7 +3665,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3648: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3669: \"$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
@@ -3673,12 +3694,12 @@ done
      for ac_func in stpcpy
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3677: checking for $ac_func" >&5
+echo "configure:3698: 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 3682 "configure"
+#line 3703 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3701,7 +3722,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3705: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3726: \"$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
@@ -3735,19 +3756,19 @@ EOF
 
    if test $ac_cv_header_locale_h = yes; then
     echo $ac_n "checking for LC_MESSAGES""... $ac_c" 1>&6
-echo "configure:3739: checking for LC_MESSAGES" >&5
+echo "configure:3760: checking for LC_MESSAGES" >&5
 if eval "test \"`echo '$''{'am_cv_val_LC_MESSAGES'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3744 "configure"
+#line 3765 "configure"
 #include "confdefs.h"
 #include <locale.h>
 int main() {
 return LC_MESSAGES
 ; return 0; }
 EOF
-if { (eval echo configure:3751: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3772: \"$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
@@ -3768,7 +3789,7 @@ EOF
     fi
   fi
    echo $ac_n "checking whether NLS is requested""... $ac_c" 1>&6
-echo "configure:3772: checking whether NLS is requested" >&5
+echo "configure:3793: checking whether NLS is requested" >&5
         # Check whether --enable-nls or --disable-nls was given.
 if test "${enable_nls+set}" = set; then
   enableval="$enable_nls"
@@ -3784,7 +3805,7 @@ fi
 
         if test "$USE_NLS" = "yes"; then
       echo $ac_n "checking whether included gettext is requested""... $ac_c" 1>&6
-echo "configure:3788: checking whether included gettext is requested" >&5
+echo "configure:3809: checking whether included gettext is requested" >&5
       # Check whether --with-included-gettext or --without-included-gettext was given.
 if test "${with_included_gettext+set}" = set; then
   withval="$with_included_gettext"
@@ -3803,17 +3824,17 @@ fi
 
 	ac_safe=`echo "libintl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for libintl.h""... $ac_c" 1>&6
-echo "configure:3807: checking for libintl.h" >&5
+echo "configure:3828: checking for libintl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3812 "configure"
+#line 3833 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3817: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3838: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3830,19 +3851,19 @@ fi
 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for gettext in libc""... $ac_c" 1>&6
-echo "configure:3834: checking for gettext in libc" >&5
+echo "configure:3855: checking for gettext in libc" >&5
 if eval "test \"`echo '$''{'gt_cv_func_gettext_libc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3839 "configure"
+#line 3860 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 int main() {
 return (int) gettext ("")
 ; return 0; }
 EOF
-if { (eval echo configure:3846: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3867: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gt_cv_func_gettext_libc=yes
 else
@@ -3858,7 +3879,7 @@ echo "$ac_t""$gt_cv_func_gettext_libc" 1>&6
 
 	   if test "$gt_cv_func_gettext_libc" != "yes"; then
 	     echo $ac_n "checking for bindtextdomain in -lintl""... $ac_c" 1>&6
-echo "configure:3862: checking for bindtextdomain in -lintl" >&5
+echo "configure:3883: checking for bindtextdomain in -lintl" >&5
 ac_lib_var=`echo intl'_'bindtextdomain | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3866,7 +3887,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3870 "configure"
+#line 3891 "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
@@ -3877,7 +3898,7 @@ int main() {
 bindtextdomain()
 ; return 0; }
 EOF
-if { (eval echo configure:3881: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3902: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3893,19 +3914,19 @@ fi
 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for gettext in libintl""... $ac_c" 1>&6
-echo "configure:3897: checking for gettext in libintl" >&5
+echo "configure:3918: checking for gettext in libintl" >&5
 if eval "test \"`echo '$''{'gt_cv_func_gettext_libintl'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3902 "configure"
+#line 3923 "configure"
 #include "confdefs.h"
 
 int main() {
 return (int) gettext ("")
 ; return 0; }
 EOF
-if { (eval echo configure:3909: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3930: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gt_cv_func_gettext_libintl=yes
 else
@@ -3933,7 +3954,7 @@ EOF
 	      # 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:3937: checking for $ac_word" >&5
+echo "configure:3958: 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
@@ -3967,12 +3988,12 @@ fi
 		for ac_func in dcgettext
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3971: checking for $ac_func" >&5
+echo "configure:3992: 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 3976 "configure"
+#line 3997 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3995,7 +4016,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3999: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4020: \"$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
@@ -4022,7 +4043,7 @@ done
 		# 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:4026: checking for $ac_word" >&5
+echo "configure:4047: 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
@@ -4058,7 +4079,7 @@ 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:4062: checking for $ac_word" >&5
+echo "configure:4083: 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
@@ -4090,7 +4111,7 @@ else
 fi
 
 		cat > conftest.$ac_ext <<EOF
-#line 4094 "configure"
+#line 4115 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4098,7 +4119,7 @@ extern int _nl_msg_cat_cntr;
 			       return _nl_msg_cat_cntr
 ; return 0; }
 EOF
-if { (eval echo configure:4102: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4123: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   CATOBJEXT=.gmo
 		   DATADIRNAME=share
@@ -4132,7 +4153,7 @@ 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:4136: checking for $ac_word" >&5
+echo "configure:4157: 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
@@ -4166,7 +4187,7 @@ 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:4170: checking for $ac_word" >&5
+echo "configure:4191: 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
@@ -4202,7 +4223,7 @@ 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:4206: checking for $ac_word" >&5
+echo "configure:4227: 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
@@ -4298,7 +4319,7 @@ EOF
        LINGUAS=
      else
        echo $ac_n "checking for catalogs to be installed""... $ac_c" 1>&6
-echo "configure:4302: checking for catalogs to be installed" >&5
+echo "configure:4323: checking for catalogs to be installed" >&5
        NEW_LINGUAS=
        for lang in ${LINGUAS=$ALL_LINGUAS}; do
          case "$ALL_LINGUAS" in
@@ -4326,17 +4347,17 @@ echo "configure:4302: checking for catalogs to be installed" >&5
       if test "$CATOBJEXT" = ".cat"; then
 	 ac_safe=`echo "linux/version.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for linux/version.h""... $ac_c" 1>&6
-echo "configure:4330: checking for linux/version.h" >&5
+echo "configure:4351: checking for linux/version.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4335 "configure"
+#line 4356 "configure"
 #include "confdefs.h"
 #include <linux/version.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4340: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4361: \"$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*
@@ -4399,7 +4420,7 @@ fi
   
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:4403: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:4424: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -4424,7 +4445,7 @@ fi
 
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:4428: checking for executable suffix" >&5
+echo "configure:4449: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4434,7 +4455,7 @@ else
   rm -f conftest*
   echo 'int main () { return 0; }' > conftest.$ac_ext
   ac_cv_exeext=
-  if { (eval echo configure:4438: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:4459: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
     for file in conftest.*; do
       case $file in
       *.c | *.o | *.obj) ;;
@@ -4477,7 +4498,7 @@ AR=${AR-ar}
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:4481: checking for $ac_word" >&5
+echo "configure:4502: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4516,7 +4537,7 @@ fi
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:4520: checking for a BSD compatible install" >&5
+echo "configure:4541: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4583,7 +4604,7 @@ if test "x$cross_compiling" = "xno"; then
   EXEEXT_FOR_BUILD='$(EXEEXT)'
 else
   echo $ac_n "checking for build system executable suffix""... $ac_c" 1>&6
-echo "configure:4587: checking for build system executable suffix" >&5
+echo "configure:4608: checking for build system executable suffix" >&5
 if eval "test \"`echo '$''{'bfd_cv_build_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4618,17 +4639,17 @@ for ac_hdr in string.h strings.h stdlib.h unistd.h fcntl.h sys/file.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4622: checking for $ac_hdr" >&5
+echo "configure:4643: 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 4627 "configure"
+#line 4648 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4632: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4653: \"$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*
@@ -4655,12 +4676,12 @@ fi
 done
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:4659: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:4680: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4664 "configure"
+#line 4685 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -4676,7 +4697,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:4680: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4701: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -4699,19 +4720,19 @@ 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""... $ac_c" 1>&6
-echo "configure:4703: checking for working alloca.h" >&5
+echo "configure:4724: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4708 "configure"
+#line 4729 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:4715: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4736: \"$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
@@ -4732,12 +4753,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:4736: checking for alloca" >&5
+echo "configure:4757: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4741 "configure"
+#line 4762 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -4765,7 +4786,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:4769: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4790: \"$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
@@ -4797,12 +4818,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:4801: checking whether alloca needs Cray hooks" >&5
+echo "configure:4822: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4806 "configure"
+#line 4827 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -4827,12 +4848,12 @@ 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:4831: checking for $ac_func" >&5
+echo "configure:4852: 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 4836 "configure"
+#line 4857 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4855,7 +4876,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4859: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4880: \"$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
@@ -4882,7 +4903,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:4886: checking stack direction for C alloca" >&5
+echo "configure:4907: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4890,7 +4911,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 4894 "configure"
+#line 4915 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -4909,7 +4930,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:4913: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4934: \"$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
@@ -4933,12 +4954,12 @@ fi
 for ac_func in sbrk utimes setmode getc_unlocked strcoll
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4937: checking for $ac_func" >&5
+echo "configure:4958: 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 4942 "configure"
+#line 4963 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4961,7 +4982,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4965: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4986: \"$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
@@ -4989,19 +5010,19 @@ done
 # Check whether fopen64 is available and whether _LARGEFILE64_SOURCE
 # needs to be defined for it
 echo $ac_n "checking for fopen64""... $ac_c" 1>&6
-echo "configure:4993: checking for fopen64" >&5
+echo "configure:5014: checking for fopen64" >&5
 if eval "test \"`echo '$''{'bu_cv_have_fopen64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4998 "configure"
+#line 5019 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 FILE *f = fopen64 ("/tmp/foo","r");
 ; return 0; }
 EOF
-if { (eval echo configure:5005: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5026: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   bu_cv_have_fopen64=yes
 else
@@ -5011,14 +5032,14 @@ else
   saved_CPPFLAGS=$CPPFLAGS
  CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE"
  cat > conftest.$ac_ext <<EOF
-#line 5015 "configure"
+#line 5036 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 FILE *f = fopen64 ("/tmp/foo","r");
 ; return 0; }
 EOF
-if { (eval echo configure:5022: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5043: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   bu_cv_have_fopen64="need -D_LARGEFILE64_SOURCE"
 else
@@ -5041,19 +5062,19 @@ EOF
 
 fi
 echo $ac_n "checking for stat64""... $ac_c" 1>&6
-echo "configure:5045: checking for stat64" >&5
+echo "configure:5066: checking for stat64" >&5
 if eval "test \"`echo '$''{'bu_cv_have_stat64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5050 "configure"
+#line 5071 "configure"
 #include "confdefs.h"
 #include <sys/stat.h>
 int main() {
 struct stat64 st; stat64 ("/tmp/foo", &st);
 ; return 0; }
 EOF
-if { (eval echo configure:5057: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5078: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   bu_cv_have_stat64=yes
 else
@@ -5063,14 +5084,14 @@ else
   saved_CPPFLAGS=$CPPFLAGS
  CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE"
  cat > conftest.$ac_ext <<EOF
-#line 5067 "configure"
+#line 5088 "configure"
 #include "confdefs.h"
 #include <sys/stat.h>
 int main() {
 struct stat64 st; stat64 ("/tmp/foo", &st);
 ; return 0; }
 EOF
-if { (eval echo configure:5074: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5095: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   bu_cv_have_stat64="need -D_LARGEFILE64_SOURCE"
 else
@@ -5104,14 +5125,14 @@ fi
 # Some systems have frexp only in -lm, not in -lc.
 
 echo $ac_n "checking for library containing frexp""... $ac_c" 1>&6
-echo "configure:5108: checking for library containing frexp" >&5
+echo "configure:5129: checking for library containing frexp" >&5
 if eval "test \"`echo '$''{'ac_cv_search_frexp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_func_search_save_LIBS="$LIBS"
 ac_cv_search_frexp="no"
 cat > conftest.$ac_ext <<EOF
-#line 5115 "configure"
+#line 5136 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -5122,7 +5143,7 @@ int main() {
 frexp()
 ; return 0; }
 EOF
-if { (eval echo configure:5126: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5147: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_frexp="none required"
 else
@@ -5133,7 +5154,7 @@ rm -f conftest*
 test "$ac_cv_search_frexp" = "no" && for i in m; do
 LIBS="-l$i  $ac_func_search_save_LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5137 "configure"
+#line 5158 "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
@@ -5144,7 +5165,7 @@ int main() {
 frexp()
 ; return 0; }
 EOF
-if { (eval echo configure:5148: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5169: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_frexp="-l$i"
 break
@@ -5166,19 +5187,19 @@ else :
 fi
 
 echo $ac_n "checking for time_t in time.h""... $ac_c" 1>&6
-echo "configure:5170: checking for time_t in time.h" >&5
+echo "configure:5191: checking for time_t in time.h" >&5
 if eval "test \"`echo '$''{'bu_cv_decl_time_t_time_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5175 "configure"
+#line 5196 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 time_t i;
 ; return 0; }
 EOF
-if { (eval echo configure:5182: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5203: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bu_cv_decl_time_t_time_h=yes
 else
@@ -5199,19 +5220,19 @@ EOF
 fi
 
 echo $ac_n "checking for time_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:5203: checking for time_t in sys/types.h" >&5
+echo "configure:5224: checking for time_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'bu_cv_decl_time_t_types_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5208 "configure"
+#line 5229 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int main() {
 time_t i;
 ; return 0; }
 EOF
-if { (eval echo configure:5215: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5236: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bu_cv_decl_time_t_types_h=yes
 else
@@ -5234,12 +5255,12 @@ fi
 # Under Next 3.2 <utime.h> apparently does not define struct utimbuf
 # by default.
 echo $ac_n "checking for utime.h""... $ac_c" 1>&6
-echo "configure:5238: checking for utime.h" >&5
+echo "configure:5259: checking for utime.h" >&5
 if eval "test \"`echo '$''{'bu_cv_header_utime_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5243 "configure"
+#line 5264 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #ifdef HAVE_TIME_H
@@ -5250,7 +5271,7 @@ int main() {
 struct utimbuf s;
 ; return 0; }
 EOF
-if { (eval echo configure:5254: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5275: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bu_cv_header_utime_h=yes
 else
@@ -5271,12 +5292,12 @@ EOF
 fi
 
 echo $ac_n "checking whether fprintf must be declared""... $ac_c" 1>&6
-echo "configure:5275: checking whether fprintf must be declared" >&5
+echo "configure:5296: checking whether fprintf must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_fprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5280 "configure"
+#line 5301 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -5297,7 +5318,7 @@ int main() {
 char *(*pfn) = (char *(*)) fprintf
 ; return 0; }
 EOF
-if { (eval echo configure:5301: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5322: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_fprintf=no
 else
@@ -5318,12 +5339,12 @@ EOF
 fi
 
 echo $ac_n "checking whether strstr must be declared""... $ac_c" 1>&6
-echo "configure:5322: checking whether strstr must be declared" >&5
+echo "configure:5343: checking whether strstr must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_strstr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5327 "configure"
+#line 5348 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -5344,7 +5365,7 @@ int main() {
 char *(*pfn) = (char *(*)) strstr
 ; return 0; }
 EOF
-if { (eval echo configure:5348: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5369: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_strstr=no
 else
@@ -5365,12 +5386,12 @@ EOF
 fi
 
 echo $ac_n "checking whether sbrk must be declared""... $ac_c" 1>&6
-echo "configure:5369: checking whether sbrk must be declared" >&5
+echo "configure:5390: checking whether sbrk must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_sbrk'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5374 "configure"
+#line 5395 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -5391,7 +5412,7 @@ int main() {
 char *(*pfn) = (char *(*)) sbrk
 ; return 0; }
 EOF
-if { (eval echo configure:5395: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5416: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_sbrk=no
 else
@@ -5412,12 +5433,12 @@ EOF
 fi
 
 echo $ac_n "checking whether getenv must be declared""... $ac_c" 1>&6
-echo "configure:5416: checking whether getenv must be declared" >&5
+echo "configure:5437: checking whether getenv must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_getenv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5421 "configure"
+#line 5442 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -5438,7 +5459,7 @@ int main() {
 char *(*pfn) = (char *(*)) getenv
 ; return 0; }
 EOF
-if { (eval echo configure:5442: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5463: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_getenv=no
 else
@@ -5459,12 +5480,12 @@ EOF
 fi
 
 echo $ac_n "checking whether environ must be declared""... $ac_c" 1>&6
-echo "configure:5463: checking whether environ must be declared" >&5
+echo "configure:5484: checking whether environ must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_environ'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5468 "configure"
+#line 5489 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -5485,7 +5506,7 @@ int main() {
 char *(*pfn) = (char *(*)) environ
 ; return 0; }
 EOF
-if { (eval echo configure:5489: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5510: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_environ=no
 else
diff --git a/binutils/configure.in b/binutils/configure.in
index 8bb7031cc35..7f615f7533a 100644
--- a/binutils/configure.in
+++ b/binutils/configure.in
@@ -30,6 +30,22 @@ AC_ARG_ENABLE(commonbfdlib,
 esac])dnl
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+AC_ARG_ENABLE(error-on-warning,
+  [  --enable-error-on-warning    treat compile warnings as errors],
+  [case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) AC_MSG_ERROR(bad value ${enableval} for --enable-error-on-warning) ;;
+   esac])
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+		   
 AC_ARG_ENABLE(build-warnings,
 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
 [case "${enableval}" in
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 1afcabf7b4a..f2b3a470e31 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,11 @@
+2005-03-16  Nick Clifton  <nickc@redhat.com>
+	    Ben Elliston  <bje@au.ibm.com>
+
+	* configure.in (error-on-warning): New switch: Add -Werror to the
+	compiler command line.  Enabled by default.  Disable via
+	--disable-error-on-warning.
+	* configure: Regenerate.
+
 2005-03-16  Nick Clifton  <nickc@redhat.com>
 
 	* config/obj-coff.h: Convert to ISO C90 formatting.
diff --git a/gas/configure b/gas/configure
index 5fa5da8a169..e389280aa33 100755
--- a/gas/configure
+++ b/gas/configure
@@ -859,6 +859,7 @@ Optional Features:
   --enable-bfd-assembler  use BFD back end for writing object files
     targets            alternative target configurations besides the primary
   --enable-commonbfdlib   build shared BFD/opcodes/libiberty library
+  --enable-error-on-warning    treat compile warnings as errors
   --enable-build-warnings Enable build-time compiler warnings if gcc is used
   --disable-nls           do not use Native Language Support
   --enable-maintainer-mode  enable make rules and dependencies not useful
@@ -971,7 +972,7 @@ esac
     else
       echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi
-    cd "$ac_popdir"
+    cd $ac_popdir
   done
 fi
 
@@ -1994,7 +1995,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2052,7 +2054,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2168,7 +2171,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2222,7 +2226,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2267,7 +2272,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2311,7 +2317,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2389,7 +2396,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2443,7 +2451,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3803,7 +3812,7 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 3806 "configure"' > conftest.$ac_ext
+  echo '#line 3815 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -3899,7 +3908,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -4079,6 +4089,26 @@ fi;
 using_cgen=no
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Check whether --enable-error-on-warning or --disable-error-on-warning was given.
+if test "${enable_error_on_warning+set}" = set; then
+  enableval="$enable_error_on_warning"
+  case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) { { echo "$as_me:$LINENO: error: bad value ${enableval} for --enable-error-on-warning" >&5
+echo "$as_me: error: bad value ${enableval} for --enable-error-on-warning" >&2;}
+   { (exit 1); exit 1; }; } ;;
+   esac
+fi;
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+
 # Check whether --enable-build-warnings or --disable-build-warnings was given.
 if test "${enable_build_warnings+set}" = set; then
   enableval="$enable_build_warnings"
@@ -4156,7 +4186,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -4198,7 +4229,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -4255,7 +4287,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5438,7 +5471,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5496,7 +5530,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5612,7 +5647,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5666,7 +5702,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5711,7 +5748,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5755,7 +5793,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5917,7 +5956,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5983,7 +6023,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6072,7 +6113,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6475,7 +6517,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6682,7 +6725,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6742,7 +6786,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6821,7 +6866,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6886,7 +6932,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6951,7 +6998,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7015,7 +7063,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7096,7 +7145,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7237,7 +7287,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7375,7 +7426,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7559,7 +7611,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7810,7 +7863,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8004,7 +8058,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8107,7 +8162,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8178,7 +8234,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8275,7 +8332,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8411,7 +8469,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8475,7 +8534,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8530,7 +8590,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8670,7 +8731,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8803,7 +8865,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -9080,7 +9143,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -9301,7 +9365,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -9465,7 +9530,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -9546,7 +9612,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -9687,7 +9754,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -9819,7 +9887,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -9932,7 +10001,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10035,7 +10105,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10115,7 +10186,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10176,7 +10248,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10239,7 +10312,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10316,7 +10390,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10402,7 +10477,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10468,7 +10544,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10534,7 +10611,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10600,7 +10678,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10666,7 +10745,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -10739,7 +10819,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   cat conftest.err >&5
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -11698,6 +11779,11 @@ esac
   *) ac_INSTALL=$ac_top_builddir$INSTALL ;;
   esac
 
+  if test x"$ac_file" != x-; then
+    { echo "$as_me:$LINENO: creating $ac_file" >&5
+echo "$as_me: creating $ac_file" >&6;}
+    rm -f "$ac_file"
+  fi
   # Let's still pretend it is `configure' which instantiates (i.e., don't
   # use $as_me), people would be surprised to read:
   #    /* config.h.  Generated by config.status.  */
@@ -11736,12 +11822,6 @@ echo "$as_me: error: cannot find input file: $f" >&2;}
 	 fi;;
       esac
     done` || { (exit 1); exit 1; }
-
-  if test x"$ac_file" != x-; then
-    { echo "$as_me:$LINENO: creating $ac_file" >&5
-echo "$as_me: creating $ac_file" >&6;}
-    rm -f "$ac_file"
-  fi
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF
   sed "$ac_vpsub
diff --git a/gas/configure.in b/gas/configure.in
index 8bf36797ca2..580e7d0ef2d 100644
--- a/gas/configure.in
+++ b/gas/configure.in
@@ -49,6 +49,22 @@ esac])dnl
 using_cgen=no
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+AC_ARG_ENABLE(error-on-warning,
+  [  --enable-error-on-warning    treat compile warnings as errors],
+  [case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) AC_MSG_ERROR(bad value ${enableval} for --enable-error-on-warning) ;;
+   esac])
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+		   
 AC_ARG_ENABLE(build-warnings,
 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
 [case "${enableval}" in
diff --git a/gprof/ChangeLog b/gprof/ChangeLog
index 333e9528472..9a07866f333 100644
--- a/gprof/ChangeLog
+++ b/gprof/ChangeLog
@@ -1,3 +1,11 @@
+2005-03-16  Nick Clifton  <nickc@redhat.com>
+	    Ben Elliston  <bje@au.ibm.com>
+
+	* configure.in (error-on-warning): New switch: Add -Werror to the
+	compiler command line.  Enabled by default.  Disable via
+	--disable-error-on-warning.
+	* configure: Regenerate.
+
 2005-03-15  Nick Clifton  <nickc@redhat.com>
 
 	* basic_blocks.c (print_exec_counts): Step through sorted array of
diff --git a/gprof/configure b/gprof/configure
index 70bb404b6fb..d8df9412e36 100755
--- a/gprof/configure
+++ b/gprof/configure
@@ -859,6 +859,7 @@ Optional Features:
   --disable-nls           do not use Native Language Support
   --enable-maintainer-mode  enable make rules and dependencies not useful
 			  (and sometimes confusing) to the casual installer
+  --enable-error-on-warning    treat compile warnings as errors
   --enable-build-warnings Enable build-time compiler warnings if gcc is used
 
 Optional Packages:
@@ -3809,7 +3810,7 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 3812 "configure"' > conftest.$ac_ext
+  echo '#line 3813 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -8287,6 +8288,26 @@ done
 
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Check whether --enable-error-on-warning or --disable-error-on-warning was given.
+if test "${enable_error_on_warning+set}" = set; then
+  enableval="$enable_error_on_warning"
+  case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) { { echo "$as_me:$LINENO: error: bad value ${enableval} for --enable-error-on-warning" >&5
+echo "$as_me: error: bad value ${enableval} for --enable-error-on-warning" >&2;}
+   { (exit 1); exit 1; }; } ;;
+   esac
+fi;
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+
 # Check whether --enable-build-warnings or --disable-build-warnings was given.
 if test "${enable_build_warnings+set}" = set; then
   enableval="$enable_build_warnings"
diff --git a/gprof/configure.in b/gprof/configure.in
index ae284bcdc43..de9d79128e2 100644
--- a/gprof/configure.in
+++ b/gprof/configure.in
@@ -33,6 +33,22 @@ AC_EXEEXT
 AC_CHECK_HEADERS(sys/gmon_out.h)
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+AC_ARG_ENABLE(error-on-warning,
+  [  --enable-error-on-warning    treat compile warnings as errors],
+  [case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) AC_MSG_ERROR(bad value ${enableval} for --enable-error-on-warning) ;;
+   esac])
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+		   
 AC_ARG_ENABLE(build-warnings,
 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
 [case "${enableval}" in
diff --git a/ld/ChangeLog b/ld/ChangeLog
index 1ef1d76527a..c0dfec08597 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,11 @@
+2005-03-16  Nick Clifton  <nickc@redhat.com>
+	    Ben Elliston  <bje@au.ibm.com>
+
+	* configure.in (error-on-warning): New switch: Add -Werror to the
+	compiler command line.  Enabled by default.  Disable via
+	--disable-error-on-warning.
+	* configure: Regenerate.
+
 2005-03-16  Alan Modra  <amodra@bigpond.net.au>
 
 	* emulparams/elf32ppclinux.sh (OTHER_READWRITE_SECTION): Delete.
diff --git a/ld/configure b/ld/configure
index bd539a7b35c..d2dd368da41 100755
--- a/ld/configure
+++ b/ld/configure
@@ -31,6 +31,8 @@ ac_help="$ac_help
   --enable-64-bit-bfd     64-bit support (on hosts with narrower word sizes)"
 ac_help="$ac_help
   --with-sysroot[=DIR] Search for usr/lib et al within DIR."
+ac_help="$ac_help
+  --enable-error-on-warning    treat compile warnings as errors"
 ac_help="$ac_help
   --enable-build-warnings enable build-time compiler warnings if gcc is used"
 ac_help="$ac_help
@@ -550,12 +552,12 @@ else
 fi
 
 echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6
-echo "configure:554: checking for Cygwin environment" >&5
+echo "configure:556: checking for Cygwin environment" >&5
 if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 559 "configure"
+#line 561 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -566,7 +568,7 @@ int main() {
 return __CYGWIN__;
 ; return 0; }
 EOF
-if { (eval echo configure:570: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:572: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_cygwin=yes
 else
@@ -583,19 +585,19 @@ echo "$ac_t""$ac_cv_cygwin" 1>&6
 CYGWIN=
 test "$ac_cv_cygwin" = yes && CYGWIN=yes
 echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6
-echo "configure:587: checking for mingw32 environment" >&5
+echo "configure:589: checking for mingw32 environment" >&5
 if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 592 "configure"
+#line 594 "configure"
 #include "confdefs.h"
 
 int main() {
 return __MINGW32__;
 ; return 0; }
 EOF
-if { (eval echo configure:599: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:601: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_mingw32=yes
 else
@@ -660,7 +662,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:664: checking host system type" >&5
+echo "configure:666: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -681,7 +683,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:685: checking target system type" >&5
+echo "configure:687: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -699,7 +701,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:703: checking build system type" >&5
+echo "configure:705: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -723,7 +725,7 @@ test "$host_alias" != "$target_alias" &&
 
 
         echo $ac_n "checking for strerror in -lcposix""... $ac_c" 1>&6
-echo "configure:727: checking for strerror in -lcposix" >&5
+echo "configure:729: checking for strerror in -lcposix" >&5
 ac_lib_var=`echo cposix'_'strerror | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -731,7 +733,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcposix  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 735 "configure"
+#line 737 "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
@@ -742,7 +744,7 @@ int main() {
 strerror()
 ; return 0; }
 EOF
-if { (eval echo configure:746: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:748: \"$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
@@ -779,7 +781,7 @@ am__api_version="1.4"
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:783: checking for a BSD compatible install" >&5
+echo "configure:785: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -832,7 +834,7 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6
-echo "configure:836: checking whether build environment is sane" >&5
+echo "configure:838: checking whether build environment is sane" >&5
 # Just in case
 sleep 1
 echo timestamp > conftestfile
@@ -889,7 +891,7 @@ test "$program_suffix" != NONE &&
 test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:893: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:895: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -935,7 +937,7 @@ EOF
 
 missing_dir=`cd $ac_aux_dir && pwd`
 echo $ac_n "checking for working aclocal-${am__api_version}""... $ac_c" 1>&6
-echo "configure:939: checking for working aclocal-${am__api_version}" >&5
+echo "configure:941: checking for working aclocal-${am__api_version}" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -948,7 +950,7 @@ else
 fi
 
 echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
-echo "configure:952: checking for working autoconf" >&5
+echo "configure:954: checking for working autoconf" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -961,7 +963,7 @@ else
 fi
 
 echo $ac_n "checking for working automake-${am__api_version}""... $ac_c" 1>&6
-echo "configure:965: checking for working automake-${am__api_version}" >&5
+echo "configure:967: checking for working automake-${am__api_version}" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -974,7 +976,7 @@ else
 fi
 
 echo $ac_n "checking for working autoheader""... $ac_c" 1>&6
-echo "configure:978: checking for working autoheader" >&5
+echo "configure:980: checking for working autoheader" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -987,7 +989,7 @@ else
 fi
 
 echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6
-echo "configure:991: checking for working makeinfo" >&5
+echo "configure:993: checking for working makeinfo" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -1073,7 +1075,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1077: checking for $ac_word" >&5
+echo "configure:1079: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1103,7 +1105,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1107: checking for $ac_word" >&5
+echo "configure:1109: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1154,7 +1156,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1158: checking for $ac_word" >&5
+echo "configure:1160: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1186,7 +1188,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1190: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1192: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -1197,12 +1199,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 1201 "configure"
+#line 1203 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:1206: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1208: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -1228,12 +1230,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:1232: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1234: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1237: checking whether we are using GNU C" >&5
+echo "configure:1239: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1242,7 +1244,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1246: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1248: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -1261,7 +1263,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1265: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1267: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1304,7 +1306,7 @@ ac_prog=ld
 if test "$GCC" = yes; then
   # Check if gcc -print-prog-name=ld gives a path.
   echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
-echo "configure:1308: checking for ld used by GCC" >&5
+echo "configure:1310: checking for ld used by GCC" >&5
   case $host in
   *-*-mingw*)
     # gcc leaves a trailing carriage return which upsets mingw
@@ -1334,10 +1336,10 @@ echo "configure:1308: checking for ld used by GCC" >&5
   esac
 elif test "$with_gnu_ld" = yes; then
   echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
-echo "configure:1338: checking for GNU ld" >&5
+echo "configure:1340: checking for GNU ld" >&5
 else
   echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-echo "configure:1341: checking for non-GNU ld" >&5
+echo "configure:1343: checking for non-GNU ld" >&5
 fi
 if eval "test \"`echo '$''{'lt_cv_path_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1372,7 +1374,7 @@ else
 fi
 test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }
 echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
-echo "configure:1376: checking if the linker ($LD) is GNU ld" >&5
+echo "configure:1378: checking if the linker ($LD) is GNU ld" >&5
 if eval "test \"`echo '$''{'lt_cv_prog_gnu_ld'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1389,7 +1391,7 @@ with_gnu_ld=$lt_cv_prog_gnu_ld
 
 
 echo $ac_n "checking for $LD option to reload object files""... $ac_c" 1>&6
-echo "configure:1393: checking for $LD option to reload object files" >&5
+echo "configure:1395: checking for $LD option to reload object files" >&5
 if eval "test \"`echo '$''{'lt_cv_ld_reload_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1401,7 +1403,7 @@ reload_flag=$lt_cv_ld_reload_flag
 test -n "$reload_flag" && reload_flag=" $reload_flag"
 
 echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
-echo "configure:1405: checking for BSD-compatible nm" >&5
+echo "configure:1407: checking for BSD-compatible nm" >&5
 if eval "test \"`echo '$''{'lt_cv_path_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1439,7 +1441,7 @@ NM="$lt_cv_path_NM"
 echo "$ac_t""$NM" 1>&6
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1443: checking whether ln -s works" >&5
+echo "configure:1445: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1460,7 +1462,7 @@ else
 fi
 
 echo $ac_n "checking how to recognise dependant libraries""... $ac_c" 1>&6
-echo "configure:1464: checking how to recognise dependant libraries" >&5
+echo "configure:1466: checking how to recognise dependant libraries" >&5
 if eval "test \"`echo '$''{'lt_cv_deplibs_check_method'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1633,13 +1635,13 @@ file_magic_cmd=$lt_cv_file_magic_cmd
 deplibs_check_method=$lt_cv_deplibs_check_method
 
 echo $ac_n "checking for object suffix""... $ac_c" 1>&6
-echo "configure:1637: checking for object suffix" >&5
+echo "configure:1639: checking for object suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_objext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   rm -f conftest*
 echo 'int i = 1;' > conftest.$ac_ext
-if { (eval echo configure:1643: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1645: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   for ac_file in conftest.*; do
     case $ac_file in
     *.c) ;;
@@ -1659,7 +1661,7 @@ ac_objext=$ac_cv_objext
 
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:1663: checking for executable suffix" >&5
+echo "configure:1665: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1669,7 +1671,7 @@ else
   rm -f conftest*
   echo 'int main () { return 0; }' > conftest.$ac_ext
   ac_cv_exeext=
-  if { (eval echo configure:1673: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:1675: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
     for file in conftest.*; do
       case $file in
       *.c | *.o | *.obj) ;;
@@ -1702,7 +1704,7 @@ case $deplibs_check_method in
 file_magic*)
   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
     echo $ac_n "checking for ${ac_tool_prefix}file""... $ac_c" 1>&6
-echo "configure:1706: checking for ${ac_tool_prefix}file" >&5
+echo "configure:1708: checking for ${ac_tool_prefix}file" >&5
 if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1764,7 +1766,7 @@ fi
 if test -z "$lt_cv_path_MAGIC_CMD"; then
   if test -n "$ac_tool_prefix"; then
     echo $ac_n "checking for file""... $ac_c" 1>&6
-echo "configure:1768: checking for file" >&5
+echo "configure:1770: checking for file" >&5
 if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1835,7 +1837,7 @@ esac
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1839: checking for $ac_word" >&5
+echo "configure:1841: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1867,7 +1869,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1871: checking for $ac_word" >&5
+echo "configure:1873: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1902,7 +1904,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
 set dummy ${ac_tool_prefix}strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1906: checking for $ac_word" >&5
+echo "configure:1908: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1934,7 +1936,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "strip", so it can be a program name with args.
 set dummy strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1938: checking for $ac_word" >&5
+echo "configure:1940: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2001,8 +2003,8 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 2005 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:2006: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 2007 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:2008: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
    if test "$lt_cv_prog_gnu_ld" = yes; then
     case `/usr/bin/file conftest.$ac_objext` in
     *32-bit*)
@@ -2035,7 +2037,7 @@ case $host in
 ia64-*-hpux*)
   # Find out which ABI we are using.
   echo 'int i;' > conftest.$ac_ext
-  if { (eval echo configure:2039: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  if { (eval echo configure:2041: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
     case "`/usr/bin/file conftest.o`" in
     *ELF-32*)
       HPUX_IA64_MODE="32"
@@ -2053,7 +2055,7 @@ ia64-*-hpux*)
   SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
   echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:2057: checking whether the C compiler needs -belf" >&5
+echo "configure:2059: checking whether the C compiler needs -belf" >&5
 if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2066,14 +2068,14 @@ ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$a
 cross_compiling=$ac_cv_prog_cc_cross
 
      cat > conftest.$ac_ext <<EOF
-#line 2070 "configure"
+#line 2072 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2077: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2079: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   lt_cv_cc_needs_belf=yes
 else
@@ -2259,6 +2261,25 @@ fi
 
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Check whether --enable-error-on-warning or --disable-error-on-warning was given.
+if test "${enable_error_on_warning+set}" = set; then
+  enableval="$enable_error_on_warning"
+  case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) { echo "configure: error: bad value ${enableval} for --enable-error-on-warning" 1>&2; exit 1; } ;;
+   esac
+fi
+
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+		   
 # Check whether --enable-build-warnings or --disable-build-warnings was given.
 if test "${enable_build_warnings+set}" = set; then
   enableval="$enable_build_warnings"
@@ -2297,7 +2318,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2301: checking for $ac_word" >&5
+echo "configure:2322: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2327,7 +2348,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2331: checking for $ac_word" >&5
+echo "configure:2352: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2378,7 +2399,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2382: checking for $ac_word" >&5
+echo "configure:2403: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2410,7 +2431,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:2414: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:2435: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -2421,12 +2442,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 2425 "configure"
+#line 2446 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:2430: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2451: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -2452,12 +2473,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:2456: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:2477: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:2461: checking whether we are using GNU C" >&5
+echo "configure:2482: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2466,7 +2487,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2470: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2491: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -2485,7 +2506,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:2489: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:2510: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2528,7 +2549,7 @@ fi
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:2532: checking for a BSD compatible install" >&5
+echo "configure:2553: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2583,7 +2604,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 ALL_LINGUAS="fr sv tr es da"
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:2587: checking how to run the C preprocessor" >&5
+echo "configure:2608: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -2598,13 +2619,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 2602 "configure"
+#line 2623 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2608: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2629: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2615,13 +2636,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 2619 "configure"
+#line 2640 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2625: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2646: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2632,13 +2653,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 2636 "configure"
+#line 2657 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2642: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2663: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -2665,7 +2686,7 @@ echo "$ac_t""$CPP" 1>&6
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2669: checking for $ac_word" >&5
+echo "configure:2690: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2693,12 +2714,12 @@ else
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:2697: checking for ANSI C header files" >&5
+echo "configure:2718: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2702 "configure"
+#line 2723 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -2706,7 +2727,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2710: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2731: \"$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*
@@ -2723,7 +2744,7 @@ 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 2727 "configure"
+#line 2748 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -2741,7 +2762,7 @@ 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 2745 "configure"
+#line 2766 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -2762,7 +2783,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 2766 "configure"
+#line 2787 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -2773,7 +2794,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:2777: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2798: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -2797,12 +2818,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:2801: checking for working const" >&5
+echo "configure:2822: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2806 "configure"
+#line 2827 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -2851,7 +2872,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:2855: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2876: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -2872,21 +2893,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:2876: checking for inline" >&5
+echo "configure:2897: checking for inline" >&5
 if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 2883 "configure"
+#line 2904 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:2890: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2911: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -2912,12 +2933,12 @@ EOF
 esac
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:2916: checking for off_t" >&5
+echo "configure:2937: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2921 "configure"
+#line 2942 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2945,12 +2966,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:2949: checking for size_t" >&5
+echo "configure:2970: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2954 "configure"
+#line 2975 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2980,19 +3001,19 @@ 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""... $ac_c" 1>&6
-echo "configure:2984: checking for working alloca.h" >&5
+echo "configure:3005: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2989 "configure"
+#line 3010 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:2996: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3017: \"$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
@@ -3013,12 +3034,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:3017: checking for alloca" >&5
+echo "configure:3038: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3022 "configure"
+#line 3043 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -3046,7 +3067,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:3050: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3071: \"$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
@@ -3078,12 +3099,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:3082: checking whether alloca needs Cray hooks" >&5
+echo "configure:3103: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3087 "configure"
+#line 3108 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -3108,12 +3129,12 @@ 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:3112: checking for $ac_func" >&5
+echo "configure:3133: 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 3117 "configure"
+#line 3138 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3136,7 +3157,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3140: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3161: \"$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
@@ -3163,7 +3184,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:3167: checking stack direction for C alloca" >&5
+echo "configure:3188: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3171,7 +3192,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 3175 "configure"
+#line 3196 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -3190,7 +3211,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:3194: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3215: \"$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
@@ -3215,17 +3236,17 @@ for ac_hdr in unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3219: checking for $ac_hdr" >&5
+echo "configure:3240: 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 3224 "configure"
+#line 3245 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3229: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3250: \"$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*
@@ -3254,12 +3275,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3258: checking for $ac_func" >&5
+echo "configure:3279: 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 3263 "configure"
+#line 3284 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3282,7 +3303,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3286: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3307: \"$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
@@ -3307,7 +3328,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:3311: checking for working mmap" >&5
+echo "configure:3332: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3315,7 +3336,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3319 "configure"
+#line 3340 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -3455,7 +3476,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3459: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3480: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -3483,17 +3504,17 @@ unistd.h values.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:3487: checking for $ac_hdr" >&5
+echo "configure:3508: 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 3492 "configure"
+#line 3513 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3497: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3518: \"$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*
@@ -3523,12 +3544,12 @@ done
 __argz_count __argz_stringify __argz_next
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3527: checking for $ac_func" >&5
+echo "configure:3548: 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 3532 "configure"
+#line 3553 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3551,7 +3572,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3576: \"$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
@@ -3580,12 +3601,12 @@ done
      for ac_func in stpcpy
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3584: checking for $ac_func" >&5
+echo "configure:3605: 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 3589 "configure"
+#line 3610 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3608,7 +3629,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3612: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3633: \"$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
@@ -3642,19 +3663,19 @@ EOF
 
    if test $ac_cv_header_locale_h = yes; then
     echo $ac_n "checking for LC_MESSAGES""... $ac_c" 1>&6
-echo "configure:3646: checking for LC_MESSAGES" >&5
+echo "configure:3667: checking for LC_MESSAGES" >&5
 if eval "test \"`echo '$''{'am_cv_val_LC_MESSAGES'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3651 "configure"
+#line 3672 "configure"
 #include "confdefs.h"
 #include <locale.h>
 int main() {
 return LC_MESSAGES
 ; return 0; }
 EOF
-if { (eval echo configure:3658: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3679: \"$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
@@ -3675,7 +3696,7 @@ EOF
     fi
   fi
    echo $ac_n "checking whether NLS is requested""... $ac_c" 1>&6
-echo "configure:3679: checking whether NLS is requested" >&5
+echo "configure:3700: checking whether NLS is requested" >&5
         # Check whether --enable-nls or --disable-nls was given.
 if test "${enable_nls+set}" = set; then
   enableval="$enable_nls"
@@ -3691,7 +3712,7 @@ fi
 
         if test "$USE_NLS" = "yes"; then
       echo $ac_n "checking whether included gettext is requested""... $ac_c" 1>&6
-echo "configure:3695: checking whether included gettext is requested" >&5
+echo "configure:3716: checking whether included gettext is requested" >&5
       # Check whether --with-included-gettext or --without-included-gettext was given.
 if test "${with_included_gettext+set}" = set; then
   withval="$with_included_gettext"
@@ -3710,17 +3731,17 @@ fi
 
 	ac_safe=`echo "libintl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for libintl.h""... $ac_c" 1>&6
-echo "configure:3714: checking for libintl.h" >&5
+echo "configure:3735: checking for libintl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3719 "configure"
+#line 3740 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3724: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3745: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3737,19 +3758,19 @@ fi
 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for gettext in libc""... $ac_c" 1>&6
-echo "configure:3741: checking for gettext in libc" >&5
+echo "configure:3762: checking for gettext in libc" >&5
 if eval "test \"`echo '$''{'gt_cv_func_gettext_libc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3746 "configure"
+#line 3767 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 int main() {
 return (int) gettext ("")
 ; return 0; }
 EOF
-if { (eval echo configure:3753: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3774: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gt_cv_func_gettext_libc=yes
 else
@@ -3765,7 +3786,7 @@ echo "$ac_t""$gt_cv_func_gettext_libc" 1>&6
 
 	   if test "$gt_cv_func_gettext_libc" != "yes"; then
 	     echo $ac_n "checking for bindtextdomain in -lintl""... $ac_c" 1>&6
-echo "configure:3769: checking for bindtextdomain in -lintl" >&5
+echo "configure:3790: checking for bindtextdomain in -lintl" >&5
 ac_lib_var=`echo intl'_'bindtextdomain | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3773,7 +3794,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3777 "configure"
+#line 3798 "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
@@ -3784,7 +3805,7 @@ int main() {
 bindtextdomain()
 ; return 0; }
 EOF
-if { (eval echo configure:3788: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3809: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3800,19 +3821,19 @@ fi
 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for gettext in libintl""... $ac_c" 1>&6
-echo "configure:3804: checking for gettext in libintl" >&5
+echo "configure:3825: checking for gettext in libintl" >&5
 if eval "test \"`echo '$''{'gt_cv_func_gettext_libintl'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3809 "configure"
+#line 3830 "configure"
 #include "confdefs.h"
 
 int main() {
 return (int) gettext ("")
 ; return 0; }
 EOF
-if { (eval echo configure:3816: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3837: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gt_cv_func_gettext_libintl=yes
 else
@@ -3840,7 +3861,7 @@ EOF
 	      # 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:3844: checking for $ac_word" >&5
+echo "configure:3865: 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
@@ -3874,12 +3895,12 @@ fi
 		for ac_func in dcgettext
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3878: checking for $ac_func" >&5
+echo "configure:3899: 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 3883 "configure"
+#line 3904 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3902,7 +3923,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3906: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3927: \"$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
@@ -3929,7 +3950,7 @@ done
 		# 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:3933: checking for $ac_word" >&5
+echo "configure:3954: 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
@@ -3965,7 +3986,7 @@ 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:3969: checking for $ac_word" >&5
+echo "configure:3990: 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
@@ -3997,7 +4018,7 @@ else
 fi
 
 		cat > conftest.$ac_ext <<EOF
-#line 4001 "configure"
+#line 4022 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4005,7 +4026,7 @@ extern int _nl_msg_cat_cntr;
 			       return _nl_msg_cat_cntr
 ; return 0; }
 EOF
-if { (eval echo configure:4009: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4030: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   CATOBJEXT=.gmo
 		   DATADIRNAME=share
@@ -4039,7 +4060,7 @@ 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:4043: checking for $ac_word" >&5
+echo "configure:4064: 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
@@ -4073,7 +4094,7 @@ 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:4077: checking for $ac_word" >&5
+echo "configure:4098: 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
@@ -4109,7 +4130,7 @@ 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:4113: checking for $ac_word" >&5
+echo "configure:4134: 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
@@ -4205,7 +4226,7 @@ EOF
        LINGUAS=
      else
        echo $ac_n "checking for catalogs to be installed""... $ac_c" 1>&6
-echo "configure:4209: checking for catalogs to be installed" >&5
+echo "configure:4230: checking for catalogs to be installed" >&5
        NEW_LINGUAS=
        for lang in ${LINGUAS=$ALL_LINGUAS}; do
          case "$ALL_LINGUAS" in
@@ -4233,17 +4254,17 @@ echo "configure:4209: checking for catalogs to be installed" >&5
       if test "$CATOBJEXT" = ".cat"; then
 	 ac_safe=`echo "linux/version.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for linux/version.h""... $ac_c" 1>&6
-echo "configure:4237: checking for linux/version.h" >&5
+echo "configure:4258: checking for linux/version.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4242 "configure"
+#line 4263 "configure"
 #include "confdefs.h"
 #include <linux/version.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4247: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4268: \"$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*
@@ -4308,7 +4329,7 @@ fi
 
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:4312: checking for executable suffix" >&5
+echo "configure:4333: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4318,7 +4339,7 @@ else
   rm -f conftest*
   echo 'int main () { return 0; }' > conftest.$ac_ext
   ac_cv_exeext=
-  if { (eval echo configure:4322: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:4343: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
     for file in conftest.*; do
       case $file in
       *.c | *.o | *.obj) ;;
@@ -4344,7 +4365,7 @@ do
 # Extract the first word of "$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:4348: checking for $ac_word" >&5
+echo "configure:4369: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_YACC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4380,7 +4401,7 @@ do
 # Extract the first word of "$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:4384: checking for $ac_word" >&5
+echo "configure:4405: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4413,7 +4434,7 @@ test -n "$LEX" || LEX="$missing_dir/missing flex"
 # 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:4417: checking for $ac_word" >&5
+echo "configure:4438: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4447,7 +4468,7 @@ then
   *) ac_lib=l ;;
   esac
   echo $ac_n "checking for yywrap in -l$ac_lib""... $ac_c" 1>&6
-echo "configure:4451: checking for yywrap in -l$ac_lib" >&5
+echo "configure:4472: checking for yywrap in -l$ac_lib" >&5
 ac_lib_var=`echo $ac_lib'_'yywrap | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4455,7 +4476,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$ac_lib  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4459 "configure"
+#line 4480 "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
@@ -4466,7 +4487,7 @@ int main() {
 yywrap()
 ; return 0; }
 EOF
-if { (eval echo configure:4470: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4491: \"$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
@@ -4489,7 +4510,7 @@ fi
 fi
 
 echo $ac_n "checking lex output file root""... $ac_c" 1>&6
-echo "configure:4493: checking lex output file root" >&5
+echo "configure:4514: checking lex output file root" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_lex_root'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4510,7 +4531,7 @@ echo "$ac_t""$ac_cv_prog_lex_root" 1>&6
 LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root
 
 echo $ac_n "checking whether yytext is a pointer""... $ac_c" 1>&6
-echo "configure:4514: checking whether yytext is a pointer" >&5
+echo "configure:4535: checking whether yytext is a pointer" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_lex_yytext_pointer'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4522,14 +4543,14 @@ echo 'extern char *yytext;' >>$LEX_OUTPUT_ROOT.c
 ac_save_LIBS="$LIBS"
 LIBS="$LIBS $LEXLIB"
 cat > conftest.$ac_ext <<EOF
-#line 4526 "configure"
+#line 4547 "configure"
 #include "confdefs.h"
 `cat $LEX_OUTPUT_ROOT.c`
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4533: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4554: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_prog_lex_yytext_pointer=yes
 else
@@ -4552,7 +4573,7 @@ fi
 
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:4556: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:4577: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -4586,17 +4607,17 @@ for ac_hdr in string.h strings.h stdlib.h unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4590: checking for $ac_hdr" >&5
+echo "configure:4611: 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 4595 "configure"
+#line 4616 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4600: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4621: \"$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*
@@ -4625,12 +4646,12 @@ done
 for ac_func in sbrk realpath glob
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4629: checking for $ac_func" >&5
+echo "configure:4650: 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 4634 "configure"
+#line 4655 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4653,7 +4674,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4657: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4678: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4682,12 +4703,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:4686: checking for $ac_hdr that defines DIR" >&5
+echo "configure:4707: checking for $ac_hdr that defines DIR" >&5
 if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4691 "configure"
+#line 4712 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -4695,7 +4716,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:4699: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4720: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -4720,7 +4741,7 @@ done
 # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
 if test $ac_header_dirent = dirent.h; then
 echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6
-echo "configure:4724: checking for opendir in -ldir" >&5
+echo "configure:4745: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4728,7 +4749,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4732 "configure"
+#line 4753 "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
@@ -4739,7 +4760,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:4743: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4764: \"$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
@@ -4761,7 +4782,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:4765: checking for opendir in -lx" >&5
+echo "configure:4786: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4769,7 +4790,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4773 "configure"
+#line 4794 "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
@@ -4780,7 +4801,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:4784: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4805: \"$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
@@ -4813,12 +4834,12 @@ EOF
 esac
 
 echo $ac_n "checking whether strstr must be declared""... $ac_c" 1>&6
-echo "configure:4817: checking whether strstr must be declared" >&5
+echo "configure:4838: checking whether strstr must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_strstr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4822 "configure"
+#line 4843 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -4839,7 +4860,7 @@ int main() {
 char *(*pfn) = (char *(*)) strstr
 ; return 0; }
 EOF
-if { (eval echo configure:4843: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4864: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_strstr=no
 else
@@ -4860,12 +4881,12 @@ EOF
 fi
 
 echo $ac_n "checking whether free must be declared""... $ac_c" 1>&6
-echo "configure:4864: checking whether free must be declared" >&5
+echo "configure:4885: checking whether free must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_free'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4869 "configure"
+#line 4890 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -4886,7 +4907,7 @@ int main() {
 char *(*pfn) = (char *(*)) free
 ; return 0; }
 EOF
-if { (eval echo configure:4890: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4911: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_free=no
 else
@@ -4907,12 +4928,12 @@ EOF
 fi
 
 echo $ac_n "checking whether sbrk must be declared""... $ac_c" 1>&6
-echo "configure:4911: checking whether sbrk must be declared" >&5
+echo "configure:4932: checking whether sbrk must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_sbrk'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4916 "configure"
+#line 4937 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -4933,7 +4954,7 @@ int main() {
 char *(*pfn) = (char *(*)) sbrk
 ; return 0; }
 EOF
-if { (eval echo configure:4937: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4958: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_sbrk=no
 else
@@ -4954,12 +4975,12 @@ EOF
 fi
 
 echo $ac_n "checking whether getenv must be declared""... $ac_c" 1>&6
-echo "configure:4958: checking whether getenv must be declared" >&5
+echo "configure:4979: checking whether getenv must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_getenv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4963 "configure"
+#line 4984 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -4980,7 +5001,7 @@ int main() {
 char *(*pfn) = (char *(*)) getenv
 ; return 0; }
 EOF
-if { (eval echo configure:4984: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5005: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_getenv=no
 else
@@ -5001,12 +5022,12 @@ EOF
 fi
 
 echo $ac_n "checking whether environ must be declared""... $ac_c" 1>&6
-echo "configure:5005: checking whether environ must be declared" >&5
+echo "configure:5026: checking whether environ must be declared" >&5
 if eval "test \"`echo '$''{'bfd_cv_decl_needed_environ'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5010 "configure"
+#line 5031 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -5027,7 +5048,7 @@ int main() {
 char *(*pfn) = (char *(*)) environ
 ; return 0; }
 EOF
-if { (eval echo configure:5031: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5052: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   bfd_cv_decl_needed_environ=no
 else
@@ -5055,19 +5076,19 @@ fi
 # constants, while still supporting pre-ANSI compilers which do not
 # support string concatenation.
 echo $ac_n "checking whether ANSI C string concatenation works""... $ac_c" 1>&6
-echo "configure:5059: checking whether ANSI C string concatenation works" >&5
+echo "configure:5080: checking whether ANSI C string concatenation works" >&5
 if eval "test \"`echo '$''{'ld_cv_string_concatenation'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5064 "configure"
+#line 5085 "configure"
 #include "confdefs.h"
 
 int main() {
 char *a = "a" "a";
 ; return 0; }
 EOF
-if { (eval echo configure:5071: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5092: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ld_cv_string_concatenation=yes
 else
diff --git a/ld/configure.in b/ld/configure.in
index 8b8354d1a11..d84a2ae5574 100644
--- a/ld/configure.in
+++ b/ld/configure.in
@@ -67,6 +67,22 @@ AC_SUBST(TARGET_SYSTEM_ROOT)
 AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+AC_ARG_ENABLE(error-on-warning,
+  [  --enable-error-on-warning    treat compile warnings as errors],
+  [case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) AC_MSG_ERROR(bad value ${enableval} for --enable-error-on-warning) ;;
+   esac])
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+		   
 AC_ARG_ENABLE(build-warnings,
 [  --enable-build-warnings enable build-time compiler warnings if gcc is used],
 [case "${enableval}" in
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 8daeebc391c..0bf8a20aa01 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,11 @@
+2005-03-16  Nick Clifton  <nickc@redhat.com>
+	    Ben Elliston  <bje@au.ibm.com>
+
+	* configure.in (error-on-warning): New switch: Add -Werror to the
+	compiler command line.  Enabled by default.  Disable via
+	--disable-error-on-warning.
+	* configure: Regenerate.
+
 2005-03-16  Alan Modra  <amodra@bigpond.net.au>
 
 	* ppc-dis.c (powerpc_dialect): Don't set PPC_OPCODE_ALTIVEC when
diff --git a/opcodes/configure b/opcodes/configure
index 75d946d410d..6f57f4a8128 100755
--- a/opcodes/configure
+++ b/opcodes/configure
@@ -858,6 +858,7 @@ Optional Features:
   --disable-libtool-lock  avoid locking (might break parallel builds)
   --enable-targets        alternative target configurations
   --enable-commonbfdlib   build shared BFD/opcodes/libiberty library
+  --enable-error-on-warning    treat compile warnings as errors
   --enable-build-warnings Enable build-time compiler warnings if gcc is used
   --enable-maintainer-mode  enable make rules and dependencies not useful
 			  (and sometimes confusing) to the casual installer
@@ -3978,7 +3979,7 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 3981 "configure"' > conftest.$ac_ext
+  echo '#line 3982 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -4242,6 +4243,26 @@ echo "$as_me: error: bad value ${enableval} for opcodes commonbfdlib option" >&2
 esac
 fi;
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Check whether --enable-error-on-warning or --disable-error-on-warning was given.
+if test "${enable_error_on_warning+set}" = set; then
+  enableval="$enable_error_on_warning"
+  case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) { { echo "$as_me:$LINENO: error: bad value ${enableval} for --enable-error-on-warning" >&5
+echo "$as_me: error: bad value ${enableval} for --enable-error-on-warning" >&2;}
+   { (exit 1); exit 1; }; } ;;
+   esac
+fi;
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+
 # Check whether --enable-build-warnings or --disable-build-warnings was given.
 if test "${enable_build_warnings+set}" = set; then
   enableval="$enable_build_warnings"
diff --git a/opcodes/configure.in b/opcodes/configure.in
index bbe5aa3ad1e..cdf5c51613e 100644
--- a/opcodes/configure.in
+++ b/opcodes/configure.in
@@ -45,6 +45,22 @@ AC_ARG_ENABLE(commonbfdlib,
 esac])dnl
 
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+AC_ARG_ENABLE(error-on-warning,
+  [  --enable-error-on-warning    treat compile warnings as errors],
+  [case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) AC_MSG_ERROR(bad value ${enableval} for --enable-error-on-warning) ;;
+   esac])
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+		   
 AC_ARG_ENABLE(build-warnings,
 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
 [case "${enableval}" in