X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fconfigure;h=78f285fec47e3c6babf0f0aad5778d94ad89247b;hb=506b1f4e52945ad13be56a21c254349d06875bb0;hp=e6755f2de96c2ef03d91af693b3d100761a45e84;hpb=0fa54ff10f530f6de61a405566b2b61c423ef0d8;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/gcc/configure b/gcc/configure
index e6755f2de96..78f285fec47 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -12,6 +12,15 @@ ac_help=
 ac_default_prefix=/usr/local
 # Any additions from configure.in:
 ac_help="$ac_help
+  --with-local-prefix=DIR specifies directory to put local include"
+ac_help="$ac_help
+  --with-gxx-include-dir=DIR
+                          specifies directory to put g++ header files"
+ac_help="$ac_help
+  --with-cpp-install-dir=DIR
+                          install the user visible C preprocessor in DIR
+                          (relative to PREFIX) as well as PREFIX/bin"
+ac_help="$ac_help
   --with-gnu-ld           arrange to work with GNU ld."
 ac_help="$ac_help
   --with-ld               arrange to use the specified ld (full pathname)"
@@ -20,16 +29,7 @@ ac_help="$ac_help
 ac_help="$ac_help
   --with-as               arrange to use the specified as (full pathname)"
 ac_help="$ac_help
-  --with-stabs            arrange to use stabs instead of host debug format"
-ac_help="$ac_help
-  --with-elf              arrange to use ELF instead of host debug format"
-ac_help="$ac_help
-  --with-local-prefix=DIR specifies directory to put local include"
-ac_help="$ac_help
-  --with-gxx-include-dir=DIR
-                          specifies directory to put g++ header files"
-ac_help="$ac_help
-  --enable-multilib       enable library support for multiple ABIs"
+  --enable-werror         enable -Werror in bootstrap stage2 and later"
 ac_help="$ac_help
   --enable-checking[=LIST]
 			  enable expensive run-time checks.  With LIST,
@@ -40,13 +40,15 @@ ac_help="$ac_help
   --enable-coverage[=LEVEL]
 			  enable compiler\'s code coverage collection.
 			  Use to measure compiler performance and locate
-			  unused parts of the compiler. With LEVEL, specificy
+			  unused parts of the compiler. With LEVEL, specify
 			  optimization. Values are opt, noopt,
 			  default is noopt"
 ac_help="$ac_help
-  --with-cpp-install-dir=DIR
-                          install the user visible C preprocessor in DIR
-                          (relative to PREFIX) as well as PREFIX/bin"
+  --with-stabs            arrange to use stabs instead of host debug format"
+ac_help="$ac_help
+  --with-elf              arrange to use ELF instead of host debug format"
+ac_help="$ac_help
+  --enable-multilib       enable library support for multiple ABIs"
 ac_help="$ac_help
   --enable-__cxa_atexit   enable __cxa_atexit for C++"
 ac_help="$ac_help
@@ -62,10 +64,17 @@ ac_help="$ac_help
 ac_help="$ac_help
   --disable-shared        don't provide a shared libgcc"
 ac_help="$ac_help
+  --with-sysroot[=DIR] Search for usr/lib, usr/include, et al, within DIR."
+ac_help="$ac_help
   --with-libiconv-prefix=DIR  search for libiconv in DIR/include and DIR/lib"
 ac_help="$ac_help
   --enable-initfini-array	use .init_array/.fini_array sections"
 ac_help="$ac_help
+  --enable-sjlj-exceptions
+                          arrange to use setjmp/longjmp exception handling"
+ac_help="$ac_help
+  --enable-libunwind-exceptions  force use libunwind for exceptions"
+ac_help="$ac_help
   --enable-nls            use Native Language Support (default)"
 ac_help="$ac_help
   --with-libiconv-prefix=DIR  search for libiconv in DIR/include and DIR/lib"
@@ -91,11 +100,6 @@ ac_help="$ac_help
                           enable make rules and dependencies not useful
                           (and sometimes confusing) to the casual installer"
 ac_help="$ac_help
-  --enable-sjlj-exceptions
-                          arrange to use setjmp/longjmp exception handling"
-ac_help="$ac_help
-  --enable-libunwind-exceptions  force use libunwind for exceptions"
-ac_help="$ac_help
   --enable-version-specific-runtime-libs
                           specify that runtime libraries should be
                           installed in a compiler-specific directory"
@@ -613,10 +617,148 @@ fi
 
 
 
-remove=rm
-hard_link=ln
-symbolic_link='ln -s'
-copy=cp
+# Determine the host, build, and target systems
+ac_aux_dir=
+for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
+  if test -f $ac_dir/install-sh; then
+    ac_aux_dir=$ac_dir
+    ac_install_sh="$ac_aux_dir/install-sh -c"
+    break
+  elif test -f $ac_dir/install.sh; then
+    ac_aux_dir=$ac_dir
+    ac_install_sh="$ac_aux_dir/install.sh -c"
+    break
+  fi
+done
+if test -z "$ac_aux_dir"; then
+  { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
+fi
+ac_config_guess=$ac_aux_dir/config.guess
+ac_config_sub=$ac_aux_dir/config.sub
+ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
+
+
+# Do some error checking and defaulting for the host and target type.
+# The inputs are:
+#    configure --host=HOST --target=TARGET --build=BUILD NONOPT
+#
+# The rules are:
+# 1. You are not allowed to specify --host, --target, and nonopt at the
+#    same time.
+# 2. Host defaults to nonopt.
+# 3. If nonopt is not specified, then host defaults to the current host,
+#    as determined by config.guess.
+# 4. Target and build default to nonopt.
+# 5. If nonopt is not specified, then target and build default to host.
+
+# The aliases save the names the user supplied, while $host etc.
+# will get canonicalized.
+case $host---$target---$nonopt in
+NONE---*---* | *---NONE---* | *---*---NONE) ;;
+*) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;;
+esac
+
+
+# Make sure we can run config.sub.
+if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
+else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
+fi
+
+echo $ac_n "checking host system type""... $ac_c" 1>&6
+echo "configure:669: checking host system type" >&5
+
+host_alias=$host
+case "$host_alias" in
+NONE)
+  case $nonopt in
+  NONE)
+    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
+    else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
+    fi ;;
+  *) host_alias=$nonopt ;;
+  esac ;;
+esac
+
+host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
+host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+echo "$ac_t""$host" 1>&6
+
+echo $ac_n "checking target system type""... $ac_c" 1>&6
+echo "configure:690: checking target system type" >&5
+
+target_alias=$target
+case "$target_alias" in
+NONE)
+  case $nonopt in
+  NONE) target_alias=$host_alias ;;
+  *) target_alias=$nonopt ;;
+  esac ;;
+esac
+
+target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
+target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+echo "$ac_t""$target" 1>&6
+
+echo $ac_n "checking build system type""... $ac_c" 1>&6
+echo "configure:708: checking build system type" >&5
+
+build_alias=$build
+case "$build_alias" in
+NONE)
+  case $nonopt in
+  NONE) build_alias=$host_alias ;;
+  *) build_alias=$nonopt ;;
+  esac ;;
+esac
+
+build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
+build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+echo "$ac_t""$build" 1>&6
+
+test "$host_alias" != "$target_alias" &&
+  test "$program_prefix$program_suffix$program_transform_name" = \
+    NONENONEs,x,x, &&
+  program_prefix=${target_alias}-
+
+
+# Define variables host_canonical and build_canonical
+build_canonical=${build}
+host_canonical=${host}
+
+
+
+target_subdir=
+if test "${host}" != "${target}" ; then
+    target_subdir=${target_alias}/
+fi
+
+	
+# Set program_transform_name
+if test "$program_transform_name" = s,x,x,; then
+  program_transform_name=
+else
+  # Double any \ or $.  echo might interpret backslashes.
+  cat <<\EOF_SED > conftestsed
+s,\\,\\\\,g; s,\$,$$,g
+EOF_SED
+  program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
+  rm -f conftestsed
+fi
+test "$program_prefix" != NONE &&
+  program_transform_name="s,^,${program_prefix},; $program_transform_name"
+# Use a double $ so make ignores it.
+test "$program_suffix" != NONE &&
+  program_transform_name="s,\$\$,${program_suffix},; $program_transform_name"
+
+# sed with no file args requires a program.
+test "$program_transform_name" = "" && program_transform_name="s,x,x,"
+
 
 # Check for bogus environment variables.
 # Test if LIBRARY_PATH contains the notation for the current directory
@@ -627,7 +769,7 @@ copy=cp
 # - two terminals occur directly after each other
 # - the path contains an element with a dot in it
 echo $ac_n "checking LIBRARY_PATH variable""... $ac_c" 1>&6
-echo "configure:631: checking LIBRARY_PATH variable" >&5
+echo "configure:773: checking LIBRARY_PATH variable" >&5
 case ${LIBRARY_PATH} in
   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
     library_path_setting="contains current directory"
@@ -652,7 +794,7 @@ fi
 # - two terminals occur directly after each other
 # - the path contains an element with a dot in it
 echo $ac_n "checking GCC_EXEC_PREFIX variable""... $ac_c" 1>&6
-echo "configure:656: checking GCC_EXEC_PREFIX variable" >&5
+echo "configure:798: checking GCC_EXEC_PREFIX variable" >&5
 case ${GCC_EXEC_PREFIX} in
   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
     gcc_exec_prefix_setting="contains current directory"
@@ -669,7 +811,67 @@ if test "$gcc_exec_prefix_setting" != "ok"; then
 *** and run configure again." 1>&2; exit 1; }
 fi
 
-# Check for additional parameters
+# -----------
+# Directories
+# -----------
+
+# Specify the local prefix
+local_prefix=
+# Check whether --with-local-prefix or --without-local-prefix was given.
+if test "${with_local_prefix+set}" = set; then
+  withval="$with_local_prefix"
+  case "${withval}" in
+yes)	{ echo "configure: error: bad value ${withval} given for local include directory prefix" 1>&2; exit 1; } ;;
+no)	;;
+*)	local_prefix=$with_local_prefix ;;
+esac
+fi
+
+
+# Default local prefix if it is empty
+if test x$local_prefix = x; then
+	local_prefix=/usr/local
+fi
+
+# Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
+# passed in by the toplevel make and thus we'd get different behavior
+# depending on where we built the sources.
+gcc_gxx_include_dir=
+# Specify the g++ header file directory
+# Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
+if test "${with_gxx_include_dir+set}" = set; then
+  withval="$with_gxx_include_dir"
+  case "${withval}" in
+yes)	{ echo "configure: error: bad value ${withval} given for g++ include directory" 1>&2; exit 1; } ;;
+no)	;;
+*)	gcc_gxx_include_dir=$with_gxx_include_dir ;;
+esac
+fi
+
+
+if test x${gcc_gxx_include_dir} = x; then
+  if test x${enable_version_specific_runtime_libs} = xyes; then
+    gcc_gxx_include_dir='${libsubdir}/include/c++'
+  else
+    topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
+    gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/"${libstdcxx_incdir}
+  fi
+fi
+
+# Check whether --with-cpp_install_dir or --without-cpp_install_dir was given.
+if test "${with_cpp_install_dir+set}" = set; then
+  withval="$with_cpp_install_dir"
+  if test x$withval = xyes; then
+  { echo "configure: error: option --with-cpp-install-dir requires an argument" 1>&2; exit 1; }
+elif test x$withval != xno; then
+  cpp_install_dir=$withval
+fi
+fi
+
+
+# -------------------
+# Find default linker
+# -------------------
 
 # With GNU ld
 # Check whether --with-gnu-ld or --without-gnu-ld was given.
@@ -700,6 +902,22 @@ EOF
 
 fi
 
+echo $ac_n "checking whether a default linker was specified""... $ac_c" 1>&6
+echo "configure:907: checking whether a default linker was specified" >&5
+if test x"${DEFAULT_LINKER+set}" = x"set"; then
+  if test x"$gnu_ld_flag" = x"no"; then
+    echo "$ac_t""yes ($DEFAULT_LINKER)" 1>&6
+  else
+    echo "$ac_t""yes ($DEFAULT_LINKER - GNU ld)" 1>&6
+  fi
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+# ----------------------
+# Find default assembler
+# ----------------------
+
 # With GNU as
 # Check whether --with-gnu-as or --without-gnu-as was given.
 if test "${with_gnu_as+set}" = set; then
@@ -728,74 +946,27 @@ EOF
 
 fi
 
-# With stabs
-# Check whether --with-stabs or --without-stabs was given.
-if test "${with_stabs+set}" = set; then
-  withval="$with_stabs"
-  stabs="$with_stabs"
+echo $ac_n "checking whether a default assembler was specified""... $ac_c" 1>&6
+echo "configure:951: checking whether a default assembler was specified" >&5
+if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
+  if test x"$gas_flag" = x"no"; then
+    echo "$ac_t""yes ($DEFAULT_ASSEMBLER)" 1>&6
+  else
+    echo "$ac_t""yes ($DEFAULT_ASSEMBLER - GNU as)" 1>&6
+  fi
 else
-  stabs=no
+  echo "$ac_t""no" 1>&6
 fi
 
-
-# With ELF
-# Check whether --with-elf or --without-elf was given.
-if test "${with_elf+set}" = set; then
-  withval="$with_elf"
-  elf="$with_elf"
-else
-  elf=no
-fi
-
-
-# Specify the local prefix
-local_prefix=
-# Check whether --with-local-prefix or --without-local-prefix was given.
-if test "${with_local_prefix+set}" = set; then
-  withval="$with_local_prefix"
-  case "${withval}" in
-yes)	{ echo "configure: error: bad value ${withval} given for local include directory prefix" 1>&2; exit 1; } ;;
-no)	;;
-*)	local_prefix=$with_local_prefix ;;
-esac
-fi
-
-
-# Default local prefix if it is empty
-if test x$local_prefix = x; then
-	local_prefix=/usr/local
-fi
-
-# Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
-# passed in by the toplevel make and thus we'd get different behavior
-# depending on where we built the sources.
-gcc_gxx_include_dir=
-# Specify the g++ header file directory
-# Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
-if test "${with_gxx_include_dir+set}" = set; then
-  withval="$with_gxx_include_dir"
-  case "${withval}" in
-yes)	{ echo "configure: error: bad value ${withval} given for g++ include directory" 1>&2; exit 1; } ;;
-no)	;;
-*)	gcc_gxx_include_dir=$with_gxx_include_dir ;;
-esac
-fi
-
-
-if test x${gcc_gxx_include_dir} = x; then
-  if test x${enable_version_specific_runtime_libs} = xyes; then
-    gcc_gxx_include_dir='${libsubdir}/include/c++'
-  else
-    topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
-    gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/"${libstdcxx_incdir}
-  fi
-fi
+# ---------------
+# Find C compiler
+# ---------------
 
 # Find the native compiler
 # 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:799: checking for $ac_word" >&5
+echo "configure:970: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -825,7 +996,7 @@ if test -z "$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:829: checking for $ac_word" >&5
+echo "configure:1000: 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
@@ -876,7 +1047,7 @@ 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:880: checking for $ac_word" >&5
+echo "configure:1051: 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
@@ -908,7 +1079,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:912: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1083: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -919,12 +1090,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 923 "configure"
+#line 1094 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:928: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1099: \"$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
@@ -950,12 +1121,12 @@ 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""... $ac_c" 1>&6
-echo "configure:954: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1125: checking whether the C compiler ($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""... $ac_c" 1>&6
-echo "configure:959: checking whether we are using GNU C" >&5
+echo "configure:1130: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -964,7 +1135,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:968: \"$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:1139: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -983,7 +1154,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:987: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1158: 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
@@ -1016,10 +1187,10 @@ fi
 
 if test "x$CC" != xcc; then
   echo $ac_n "checking whether $CC and cc understand -c and -o together""... $ac_c" 1>&6
-echo "configure:1020: checking whether $CC and cc understand -c and -o together" >&5
+echo "configure:1191: checking whether $CC and cc understand -c and -o together" >&5
 else
   echo $ac_n "checking whether cc understands -c and -o together""... $ac_c" 1>&6
-echo "configure:1023: checking whether cc understands -c and -o together" >&5
+echo "configure:1194: checking whether cc understands -c and -o together" >&5
 fi
 set dummy $CC; ac_cc="`echo $2 |
 		       sed -e 's/[^a-zA-Z0-9_]/_/g' -e 's/^[0-9]/_/'`"
@@ -1031,16 +1202,16 @@ else
 # We do the test twice because some compilers refuse to overwrite an
 # existing .o file with -o, though they will create one.
 ac_try='${CC-cc} -c conftest.c -o conftest.o 1>&5'
-if { (eval echo configure:1035: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
-   test -f conftest.o && { (eval echo configure:1036: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
+if { (eval echo configure:1206: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
+   test -f conftest.o && { (eval echo configure:1207: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
 then
   eval ac_cv_prog_cc_${ac_cc}_c_o=yes
   if test "x$CC" != xcc; then
     # Test first that cc exists at all.
-    if { ac_try='cc -c conftest.c 1>&5'; { (eval echo configure:1041: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+    if { ac_try='cc -c conftest.c 1>&5'; { (eval echo configure:1212: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
       ac_try='cc -c conftest.c -o conftest.o 1>&5'
-      if { (eval echo configure:1043: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
-	 test -f conftest.o && { (eval echo configure:1044: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
+      if { (eval echo configure:1214: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
+	 test -f conftest.o && { (eval echo configure:1215: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
       then
         # cc works too.
         :
@@ -1075,206 +1246,26 @@ fi
 
 
 
-# See if GNAT has been installed
-ac_aux_dir=
-for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
-  if test -f $ac_dir/install-sh; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install-sh -c"
-    break
-  elif test -f $ac_dir/install.sh; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install.sh -c"
-    break
-  fi
-done
-if test -z "$ac_aux_dir"; then
-  { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
-fi
-ac_config_guess=$ac_aux_dir/config.guess
-ac_config_sub=$ac_aux_dir/config.sub
-ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
-
-
-# Make sure we can run config.sub.
-if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
-else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
-fi
-
-echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:1106: checking host system type" >&5
-
-host_alias=$host
-case "$host_alias" in
-NONE)
-  case $nonopt in
-  NONE)
-    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
-    else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
-    fi ;;
-  *) host_alias=$nonopt ;;
-  esac ;;
-esac
-
-host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
-host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-echo "$ac_t""$host" 1>&6
-
-echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1127: checking build system type" >&5
-
-build_alias=$build
-case "$build_alias" in
-NONE)
-  case $nonopt in
-  NONE) build_alias=$host_alias ;;
-  *) build_alias=$nonopt ;;
-  esac ;;
-esac
-
-build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
-build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-echo "$ac_t""$build" 1>&6
-
-if test $host != $build; then
-  ac_tool_prefix=${host_alias}-
-else
-  ac_tool_prefix=
-fi
-
-
-# Extract the first word of "${ac_tool_prefix}gnatbind", so it can be a program name with args.
-set dummy ${ac_tool_prefix}gnatbind; ac_word=$2
-echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1154: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_GNATBIND'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$GNATBIND"; then
-  ac_cv_prog_GNATBIND="$GNATBIND" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_GNATBIND="${ac_tool_prefix}gnatbind"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-fi
-fi
-GNATBIND="$ac_cv_prog_GNATBIND"
-if test -n "$GNATBIND"; then
-  echo "$ac_t""$GNATBIND" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-
-if test -z "$ac_cv_prog_GNATBIND"; then
-if test -n "$ac_tool_prefix"; then
-  # Extract the first word of "gnatbind", so it can be a program name with args.
-set dummy gnatbind; ac_word=$2
-echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1186: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_GNATBIND'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$GNATBIND"; then
-  ac_cv_prog_GNATBIND="$GNATBIND" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_GNATBIND="gnatbind"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-  test -z "$ac_cv_prog_GNATBIND" && ac_cv_prog_GNATBIND="no"
-fi
-fi
-GNATBIND="$ac_cv_prog_GNATBIND"
-if test -n "$GNATBIND"; then
-  echo "$ac_t""$GNATBIND" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-else
-  GNATBIND="no"
-fi
-fi
-
-echo $ac_n "checking for compiler driver that understands Ada""... $ac_c" 1>&6
-echo "configure:1219: checking for compiler driver that understands Ada" >&5
-if eval "test \"`echo '$''{'gcc_cv_prog_adac'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  cat >conftest.adb <<EOF
-procedure conftest is begin null; end conftest;
-EOF
-gcc_cv_prog_adac=no
-# Have to do ac_tool_prefix and user overrides by hand.
-user_adac=$ADAC
-user_cc=$CC
-for cand in ${ac_tool_prefix}$user_adac	$user_adac	\
-	    ${ac_tool_prefix}$user_cc	$user_cc	\
-	    ${ac_tool_prefix}gcc	gcc		\
-	    ${ac_tool_prefix}cc		cc		\
-	    ${ac_tool_prefix}gnatgcc	gnatgcc		\
-	    ${ac_tool_prefix}gnatcc	gnatcc		\
-	    ${ac_tool_prefix}adagcc	adagcc		\
-	    ${ac_tool_prefix}adacc	adacc		; do
-  # There is a bug in all released versions of GCC which causes the
-  # driver to exit successfully when the appropriate language module
-  # has not been installed.  This is fixed in 2.95.4, 3.0.2, and 3.1.
-  # Therefore we must check for the error message as well as an
-  # unsuccessful exit.
-  errors=`($cand -c conftest.adb) 2>&1 || echo failure`
-  if test x"$errors" = x; then
-    gcc_cv_prog_adac=$cand
-    break
-  fi
-done
-rm -f conftest.*
-fi
-
-echo "$ac_t""$gcc_cv_prog_adac" 1>&6
-ADAC=$gcc_cv_prog_adac
-
-
-if test x$GNATBIND != xno && test x$ADAC != xno; then
-  have_gnat=yes
-else
-  have_gnat=no
-fi
-
+# -------------------------
+# Check C compiler features
+# -------------------------
 
 echo $ac_n "checking whether ${CC-cc} accepts -Wno-long-long""... $ac_c" 1>&6
-echo "configure:1264: checking whether ${CC-cc} accepts -Wno-long-long" >&5
+echo "configure:1255: checking whether ${CC-cc} accepts -Wno-long-long" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_no_long_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   save_CFLAGS="$CFLAGS"
 CFLAGS="-Wno-long-long"
 cat > conftest.$ac_ext <<EOF
-#line 1271 "configure"
+#line 1262 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1278: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1269: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_prog_cc_no_long_long=yes
 else
@@ -1289,37 +1280,8 @@ fi
 
 echo "$ac_t""$ac_cv_prog_cc_no_long_long" 1>&6
 
-if test x$have_gnat != xno ; then 
-echo $ac_n "checking whether ${ADAC} accepts -Wno-long-long""... $ac_c" 1>&6
-echo "configure:1295: checking whether ${ADAC} accepts -Wno-long-long" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_adac_no_long_long'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  cat >conftest.adb <<EOF
-procedure conftest is begin null; end conftest;
-EOF
-if $ADAC -Wno-long-long -c conftest.adb 1>&5 2>&5 ; then
-  ac_cv_prog_adac_no_long_long=yes
-else
-  ac_cv_prog_adac_no_long_long=no
-fi
-rm -f conftest*
-fi
-
-echo "$ac_t""$ac_cv_prog_adac_no_long_long" 1>&6
-else
-  ac_cv_prog_adac_no_long_long=yes
-fi
-
-strict1_warn=
-if test $ac_cv_prog_cc_no_long_long = yes && \
-    test $ac_cv_prog_adac_no_long_long = yes ; then
-  strict1_warn="-pedantic -Wno-long-long"
-fi
-
-
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1323: checking how to run the C preprocessor" >&5
+echo "configure:1285: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1334,13 +1296,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1338 "configure"
+#line 1300 "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:1344: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1306: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1351,13 +1313,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1355 "configure"
+#line 1317 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1361: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1323: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1368,13 +1330,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 1372 "configure"
+#line 1334 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1378: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1340: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1399,21 +1361,21 @@ fi
 echo "$ac_t""$CPP" 1>&6
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:1403: checking for inline" >&5
+echo "configure:1365: checking for inline" >&5
 if eval "test \"`echo '$''{'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 1410 "configure"
+#line 1372 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:1417: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1379: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -1439,19 +1401,19 @@ EOF
 esac
 
 echo $ac_n "checking for volatile""... $ac_c" 1>&6
-echo "configure:1443: checking for volatile" >&5
+echo "configure:1405: checking for volatile" >&5
 if eval "test \"`echo '$''{'gcc_cv_c_volatile'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1448 "configure"
+#line 1410 "configure"
 #include "confdefs.h"
 
 int main() {
 volatile int foo;
 ; return 0; }
 EOF
-if { (eval echo configure:1455: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1417: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_c_volatile=yes
 else
@@ -1473,7 +1435,7 @@ fi
 
 
 echo $ac_n "checking for long double""... $ac_c" 1>&6
-echo "configure:1477: checking for long double" >&5
+echo "configure:1439: checking for long double" >&5
 if eval "test \"`echo '$''{'gcc_cv_c_long_double'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1481,7 +1443,7 @@ else
   gcc_cv_c_long_double=yes
 else
 cat > conftest.$ac_ext <<EOF
-#line 1485 "configure"
+#line 1447 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -1491,7 +1453,7 @@ long double foo = 0.0;
 switch (0) case 0: case (sizeof(long double) >= sizeof(double)):;
 ; return 0; }
 EOF
-if { (eval echo configure:1495: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1457: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_c_long_double=yes
 else
@@ -1513,19 +1475,19 @@ EOF
 fi
 
 echo $ac_n "checking for long long int""... $ac_c" 1>&6
-echo "configure:1517: checking for long long int" >&5
+echo "configure:1479: checking for long long int" >&5
 if eval "test \"`echo '$''{'ac_cv_c_long_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1522 "configure"
+#line 1484 "configure"
 #include "confdefs.h"
 
 int main() {
 long long int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1529: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1491: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_long_long=yes
 else
@@ -1545,19 +1507,19 @@ EOF
 
   fi
 echo $ac_n "checking for __int64""... $ac_c" 1>&6
-echo "configure:1549: checking for __int64" >&5
+echo "configure:1511: checking for __int64" >&5
 if eval "test \"`echo '$''{'ac_cv_c___int64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1554 "configure"
+#line 1516 "configure"
 #include "confdefs.h"
 
 int main() {
 __int64 i;
 ; return 0; }
 EOF
-if { (eval echo configure:1561: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1523: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c___int64=yes
 else
@@ -1578,19 +1540,19 @@ EOF
   fi
 
 echo $ac_n "checking for built-in _Bool""... $ac_c" 1>&6
-echo "configure:1582: checking for built-in _Bool" >&5
+echo "configure:1544: checking for built-in _Bool" >&5
 if eval "test \"`echo '$''{'gcc_cv_c__bool'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1587 "configure"
+#line 1549 "configure"
 #include "confdefs.h"
 
 int main() {
 _Bool foo;
 ; return 0; }
 EOF
-if { (eval echo configure:1594: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1556: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_c__bool=yes
 else
@@ -1614,13 +1576,13 @@ fi
 
 # sizeof(char) is 1 by definition.
 echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:1618: checking size of short" >&5
+echo "configure:1580: checking size of short" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  for ac_size in 4 8 1 2 16  ; do # List sizes in rough order of prevalence.
+  for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
   cat > conftest.$ac_ext <<EOF
-#line 1624 "configure"
+#line 1586 "configure"
 #include "confdefs.h"
 #include "confdefs.h"
 #include <sys/types.h>
@@ -1630,7 +1592,7 @@ int main() {
 switch (0) case 0: case (sizeof (short) == $ac_size):;
 ; return 0; }
 EOF
-if { (eval echo configure:1634: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1596: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_sizeof_short=$ac_size
 else
@@ -1653,13 +1615,13 @@ EOF
 
 
 echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:1657: checking size of int" >&5
+echo "configure:1619: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  for ac_size in 4 8 1 2 16  ; do # List sizes in rough order of prevalence.
+  for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
   cat > conftest.$ac_ext <<EOF
-#line 1663 "configure"
+#line 1625 "configure"
 #include "confdefs.h"
 #include "confdefs.h"
 #include <sys/types.h>
@@ -1669,7 +1631,7 @@ int main() {
 switch (0) case 0: case (sizeof (int) == $ac_size):;
 ; return 0; }
 EOF
-if { (eval echo configure:1673: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1635: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_sizeof_int=$ac_size
 else
@@ -1692,13 +1654,13 @@ EOF
 
 
 echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:1696: checking size of long" >&5
+echo "configure:1658: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  for ac_size in 4 8 1 2 16  ; do # List sizes in rough order of prevalence.
+  for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
   cat > conftest.$ac_ext <<EOF
-#line 1702 "configure"
+#line 1664 "configure"
 #include "confdefs.h"
 #include "confdefs.h"
 #include <sys/types.h>
@@ -1708,7 +1670,7 @@ int main() {
 switch (0) case 0: case (sizeof (long) == $ac_size):;
 ; return 0; }
 EOF
-if { (eval echo configure:1712: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1674: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_sizeof_long=$ac_size
 else
@@ -1732,13 +1694,13 @@ EOF
 
 if test $ac_cv_c_long_long = yes; then
   echo $ac_n "checking size of long long""... $ac_c" 1>&6
-echo "configure:1736: checking size of long long" >&5
+echo "configure:1698: checking size of long long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  for ac_size in 4 8 1 2 16  ; do # List sizes in rough order of prevalence.
+  for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
   cat > conftest.$ac_ext <<EOF
-#line 1742 "configure"
+#line 1704 "configure"
 #include "confdefs.h"
 #include "confdefs.h"
 #include <sys/types.h>
@@ -1748,7 +1710,7 @@ int main() {
 switch (0) case 0: case (sizeof (long long) == $ac_size):;
 ; return 0; }
 EOF
-if { (eval echo configure:1752: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1714: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_sizeof_long_long=$ac_size
 else
@@ -1773,13 +1735,13 @@ EOF
 fi
 if test $ac_cv_c___int64 = yes; then
   echo $ac_n "checking size of __int64""... $ac_c" 1>&6
-echo "configure:1777: checking size of __int64" >&5
+echo "configure:1739: checking size of __int64" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof___int64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  for ac_size in 4 8 1 2 16  ; do # List sizes in rough order of prevalence.
+  for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
   cat > conftest.$ac_ext <<EOF
-#line 1783 "configure"
+#line 1745 "configure"
 #include "confdefs.h"
 #include "confdefs.h"
 #include <sys/types.h>
@@ -1789,7 +1751,7 @@ int main() {
 switch (0) case 0: case (sizeof (__int64) == $ac_size):;
 ; return 0; }
 EOF
-if { (eval echo configure:1793: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1755: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_sizeof___int64=$ac_size
 else
@@ -1814,12 +1776,12 @@ EOF
 fi
 
 echo $ac_n "checking execution character set""... $ac_c" 1>&6
-echo "configure:1818: checking execution character set" >&5
+echo "configure:1780: checking execution character set" >&5
 if eval "test \"`echo '$''{'ac_cv_c_charset'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1823 "configure"
+#line 1785 "configure"
 #include "confdefs.h"
 #if '\n' == 0x0A && ' ' == 0x20 && '0' == 0x30 \
    && 'A' == 0x41 && 'a' == 0x61 && '!' == 0x21
@@ -1835,7 +1797,7 @@ rm -f conftest*
 
   if test x${ac_cv_c_charset+set} != xset; then
     cat > conftest.$ac_ext <<EOF
-#line 1839 "configure"
+#line 1801 "configure"
 #include "confdefs.h"
 #if '\n' == 0x15 && ' ' == 0x40 && '0' == 0xF0 \
    && 'A' == 0xC1 && 'a' == 0x81 && '!' == 0x5A
@@ -1865,6 +1827,160 @@ EOF
 
 fi
 
+# -----------------
+# Find Ada compiler
+# -----------------
+
+# See if GNAT has been installed
+if test $host != $build; then
+  ac_tool_prefix=${host_alias}-
+else
+  ac_tool_prefix=
+fi
+
+
+# Extract the first word of "${ac_tool_prefix}gnatbind", so it can be a program name with args.
+set dummy ${ac_tool_prefix}gnatbind; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:1846: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_GNATBIND'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$GNATBIND"; then
+  ac_cv_prog_GNATBIND="$GNATBIND" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_GNATBIND="${ac_tool_prefix}gnatbind"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+GNATBIND="$ac_cv_prog_GNATBIND"
+if test -n "$GNATBIND"; then
+  echo "$ac_t""$GNATBIND" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+
+if test -z "$ac_cv_prog_GNATBIND"; then
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "gnatbind", so it can be a program name with args.
+set dummy gnatbind; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:1878: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_GNATBIND'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$GNATBIND"; then
+  ac_cv_prog_GNATBIND="$GNATBIND" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_GNATBIND="gnatbind"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_prog_GNATBIND" && ac_cv_prog_GNATBIND="no"
+fi
+fi
+GNATBIND="$ac_cv_prog_GNATBIND"
+if test -n "$GNATBIND"; then
+  echo "$ac_t""$GNATBIND" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+else
+  GNATBIND="no"
+fi
+fi
+
+echo $ac_n "checking for compiler driver that understands Ada""... $ac_c" 1>&6
+echo "configure:1911: checking for compiler driver that understands Ada" >&5
+if eval "test \"`echo '$''{'gcc_cv_prog_adac'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat >conftest.adb <<EOF
+procedure conftest is begin null; end conftest;
+EOF
+gcc_cv_prog_adac=no
+# Have to do ac_tool_prefix and user overrides by hand.
+for cand in ${ADAC+"$ADAC"} ${CC+"$CC"}	\
+	    ${ac_tool_prefix}gcc	gcc		\
+	    ${ac_tool_prefix}cc		cc		\
+	    ${ac_tool_prefix}gnatgcc	gnatgcc		\
+	    ${ac_tool_prefix}gnatcc	gnatcc		\
+	    ${ac_tool_prefix}adagcc	adagcc		\
+	    ${ac_tool_prefix}adacc	adacc		; do
+  # There is a bug in all released versions of GCC which causes the
+  # driver to exit successfully when the appropriate language module
+  # has not been installed.  This is fixed in 2.95.4, 3.0.2, and 3.1.
+  # Therefore we must check for the error message as well as an
+  # unsuccessful exit.
+  errors=`($cand -c conftest.adb) 2>&1 || echo failure`
+  if test x"$errors" = x; then
+    gcc_cv_prog_adac=$cand
+    break
+  fi
+done
+rm -f conftest.*
+fi
+
+echo "$ac_t""$gcc_cv_prog_adac" 1>&6
+ADAC=$gcc_cv_prog_adac
+
+
+if test x$GNATBIND != xno && test x$ADAC != xno; then
+  have_gnat=yes
+else
+  have_gnat=no
+fi
+
+
+if test x$have_gnat != xno ; then 
+echo $ac_n "checking whether ${ADAC} accepts -Wno-long-long""... $ac_c" 1>&6
+echo "configure:1954: checking whether ${ADAC} accepts -Wno-long-long" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_adac_no_long_long'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat >conftest.adb <<EOF
+procedure conftest is begin null; end conftest;
+EOF
+if $ADAC -Wno-long-long -c conftest.adb 1>&5 2>&5 ; then
+  ac_cv_prog_adac_no_long_long=yes
+else
+  ac_cv_prog_adac_no_long_long=no
+fi
+rm -f conftest*
+fi
+
+echo "$ac_t""$ac_cv_prog_adac_no_long_long" 1>&6
+else
+  ac_cv_prog_adac_no_long_long=yes
+fi
+
+# ---------------------
+# Warnings and checking
+# ---------------------
+
+strict1_warn=
+if test $ac_cv_prog_cc_no_long_long = yes && \
+    test $ac_cv_prog_adac_no_long_long = yes ; then
+  strict1_warn="-pedantic -Wno-long-long"
+fi
+
+
 # If the native compiler is GCC, we can enable warnings even in stage1.  
 # That's useful for people building cross-compilers, or just running a
 # quick `make'.
@@ -1874,15 +1990,19 @@ if test "x$GCC" = "xyes"; then
 fi
 
 
-# Determine whether or not multilibs are enabled.
-# Check whether --enable-multilib or --disable-multilib was given.
-if test "${enable_multilib+set}" = set; then
-  enableval="$enable_multilib"
+# Enable -Werror in bootstrap stage2 and later.
+# Change the default to "no" on release branches.
+# Check whether --enable-werror or --disable-werror was given.
+if test "${enable_werror+set}" = set; then
+  enableval="$enable_werror"
   :
 else
-  enable_multilib=yes
+  enable_werror=yes
 fi
 
+if test x$enable_werror = xyes ; then
+  WERROR=-Werror
+fi
 
 
 # Enable expensive internal checks
@@ -1967,19 +2087,44 @@ valgrind_command=
 if test x$ac_checking_valgrind != x ; then
   # It is certainly possible that there's valgrind but no valgrind.h.
   # GCC relies on making annotations so we must have both.
+  echo $ac_n "checking for VALGRIND_DISCARD in <memcheck.h>""... $ac_c" 1>&6
+echo "configure:2092: checking for VALGRIND_DISCARD in <memcheck.h>" >&5
+  cat > conftest.$ac_ext <<EOF
+#line 2094 "configure"
+#include "confdefs.h"
+#include <memcheck.h>
+#ifndef VALGRIND_DISCARD
+#error VALGRIND_DISCARD not defined
+#endif
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:2102: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+  rm -rf conftest*
+  gcc_cv_header_memcheck_h=yes
+else
+  echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  gcc_cv_header_memcheck_h=no
+fi
+rm -f conftest*
+  echo "$ac_t""$gcc_cv_header_memcheck_h" 1>&6
   ac_safe=`echo "valgrind.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for valgrind.h""... $ac_c" 1>&6
-echo "configure:1973: checking for valgrind.h" >&5
+echo "configure:2118: checking for valgrind.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1978 "configure"
+#line 2123 "configure"
 #include "confdefs.h"
 #include <valgrind.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1983: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2128: \"$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*
@@ -2004,7 +2149,7 @@ fi
   # Extract the first word of "valgrind", so it can be a program name with args.
 set dummy valgrind; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2008: checking for $ac_word" >&5
+echo "configure:2153: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_valgrind_path'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2034,8 +2179,8 @@ else
   echo "$ac_t""no" 1>&6
 fi
 
-  if test "x$valgrind_path" = "x" || test $have_valgrind_h = no; then
-	{ echo "configure: error: *** Can't find both valgrind and valgrind.h" 1>&2; exit 1; }
+  if test "x$valgrind_path" = "x" || (test $have_valgrind_h = no && test $gcc_cv_header_memcheck_h = no); then
+	{ echo "configure: error: *** Can't find both valgrind and valgrind.h/memcheck.h" 1>&2; exit 1; }
   fi
   valgrind_path_defines=-DVALGRIND_PATH='\"'$valgrind_path'\"'
   valgrind_command="$valgrind_path -q"
@@ -2043,6 +2188,12 @@ fi
 #define ENABLE_VALGRIND_CHECKING 1
 EOF
 
+  if test $gcc_cv_header_memcheck_h = yes; then
+    cat >> confdefs.h <<\EOF
+#define HAVE_MEMCHECK_H 1
+EOF
+
+  fi
 fi
 
 
@@ -2053,10 +2204,10 @@ if test "${enable_coverage+set}" = set; then
   enableval="$enable_coverage"
   case "${enableval}" in
 yes|noopt)
-	coverage_flags="-fprofile-arcs -ftest-coverage -O0"
+	coverage_flags="-fprofile-arcs -ftest-coverage -O0 -DSELF_COVERAGE=1"
 	;;
 opt)
-	coverage_flags="-fprofile-arcs -ftest-coverage -O2"
+	coverage_flags="-fprofile-arcs -ftest-coverage -O2 -DSELF_COVERAGE=2"
 	;;
 *)
 	{ echo "configure: error: unknown coverage setting $enableval" 1>&2; exit 1; }
@@ -2068,17 +2219,41 @@ fi
 
 
 
-# Check whether --with-cpp_install_dir or --without-cpp_install_dir was given.
-if test "${with_cpp_install_dir+set}" = set; then
-  withval="$with_cpp_install_dir"
-  if test x$withval = xyes; then
-  { echo "configure: error: option --with-cpp-install-dir requires an argument" 1>&2; exit 1; }
-elif test x$withval != xno; then
-  cpp_install_dir=$withval
+# -------------------------------
+# Miscenalleous configure options
+# -------------------------------
+
+# With stabs
+# Check whether --with-stabs or --without-stabs was given.
+if test "${with_stabs+set}" = set; then
+  withval="$with_stabs"
+  stabs="$with_stabs"
+else
+  stabs=no
+fi
+
+
+# With ELF
+# Check whether --with-elf or --without-elf was given.
+if test "${with_elf+set}" = set; then
+  withval="$with_elf"
+  elf="$with_elf"
+else
+  elf=no
 fi
+
+
+# Determine whether or not multilibs are enabled.
+# Check whether --enable-multilib or --disable-multilib was given.
+if test "${enable_multilib+set}" = set; then
+  enableval="$enable_multilib"
+  :
+else
+  enable_multilib=yes
 fi
 
 
+
 # Enable __cxa_atexit for C++.
 # Check whether --enable-__cxa_atexit or --disable-__cxa_atexit was given.
 if test "${enable___cxa_atexit+set}" = set; then
@@ -2185,141 +2360,53 @@ fi
 
 
 
-# Determine the host, build, and target systems
-
-# Do some error checking and defaulting for the host and target type.
-# The inputs are:
-#    configure --host=HOST --target=TARGET --build=BUILD NONOPT
-#
-# The rules are:
-# 1. You are not allowed to specify --host, --target, and nonopt at the
-#    same time.
-# 2. Host defaults to nonopt.
-# 3. If nonopt is not specified, then host defaults to the current host,
-#    as determined by config.guess.
-# 4. Target and build default to nonopt.
-# 5. If nonopt is not specified, then target and build default to host.
+# Check whether --with-sysroot or --without-sysroot was given.
+if test "${with_sysroot+set}" = set; then
+  withval="$with_sysroot"
+  
+ case ${with_sysroot} in
+ yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
+ *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
+ esac
+   
+ TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
+ CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)'
 
-# The aliases save the names the user supplied, while $host etc.
-# will get canonicalized.
-case $host---$target---$nonopt in
-NONE---*---* | *---NONE---* | *---*---NONE) ;;
-*) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;;
-esac
+ if test "x$exec_prefix" = xNONE; then
+  if test "x$prefix" = xNONE; then
+   test_prefix=/usr/local
+  else
+   test_prefix=$prefix
+  fi
+ else
+  test_prefix=$exec_prefix
+ fi
+ case ${TARGET_SYSTEM_ROOT} in
+ "${test_prefix}"|"${test_prefix}/"*|\
+ '${exec_prefix}'|'${exec_prefix}/'*)
+   t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
+   TARGET_SYSTEM_ROOT_DEFINE="$t"
+   ;;
+ esac
 
+else
+  
+ TARGET_SYSTEM_ROOT=
+ TARGET_SYSTEM_ROOT_DEFINE=
+ CROSS_SYSTEM_HEADER_DIR='$(gcc_tooldir)/sys-include'
 
-# Make sure we can run config.sub.
-if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
-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:2218: checking host system type" >&5
 
-host_alias=$host
-case "$host_alias" in
-NONE)
-  case $nonopt in
-  NONE)
-    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
-    else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
-    fi ;;
-  *) host_alias=$nonopt ;;
-  esac ;;
-esac
 
-host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
-host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-echo "$ac_t""$host" 1>&6
 
-echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:2239: checking target system type" >&5
-
-target_alias=$target
-case "$target_alias" in
-NONE)
-  case $nonopt in
-  NONE) target_alias=$host_alias ;;
-  *) target_alias=$nonopt ;;
-  esac ;;
-esac
-
-target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
-target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-echo "$ac_t""$target" 1>&6
-
-echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:2257: checking build system type" >&5
-
-build_alias=$build
-case "$build_alias" in
-NONE)
-  case $nonopt in
-  NONE) build_alias=$host_alias ;;
-  *) build_alias=$nonopt ;;
-  esac ;;
-esac
-
-build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
-build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-echo "$ac_t""$build" 1>&6
-
-test "$host_alias" != "$target_alias" &&
-  test "$program_prefix$program_suffix$program_transform_name" = \
-    NONENONEs,x,x, &&
-  program_prefix=${target_alias}-
-
-
-# Set program_transform_name
-if test "$program_transform_name" = s,x,x,; then
-  program_transform_name=
-else
-  # Double any \ or $.  echo might interpret backslashes.
-  cat <<\EOF_SED > conftestsed
-s,\\,\\\\,g; s,\$,$$,g
-EOF_SED
-  program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
-  rm -f conftestsed
-fi
-test "$program_prefix" != NONE &&
-  program_transform_name="s,^,${program_prefix},; $program_transform_name"
-# Use a double $ so make ignores it.
-test "$program_suffix" != NONE &&
-  program_transform_name="s,\$\$,${program_suffix},; $program_transform_name"
-
-# sed with no file args requires a program.
-test "$program_transform_name" = "" && program_transform_name="s,x,x,"
-
-
-# Stage specific cflags for build.
-stage1_cflags=
-case $build in
-vax-*-*)
-  if test x$GCC = xyes
-  then
-    stage1_cflags="-Wa,-J"
-  else
-    stage1_cflags="-J"
-  fi
-  ;;
-powerpc-*-darwin*)
-  # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
-  # sources; use -no-cpp-precomp to get to GNU cpp.
-  # Apple's GCC has bugs in designated initializer handling, so disable
-  # that too.
-  stage1_cflags="-no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
-  ;;
-esac
 
+# -------------------------
+# Checks for other programs
+# -------------------------
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:2323: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:2410: 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
@@ -2346,73 +2433,13 @@ else
 fi
 
 
-echo $ac_n "checking whether a default assembler was specified""... $ac_c" 1>&6
-echo "configure:2351: checking whether a default assembler was specified" >&5
-if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
-    if test x"$gas_flag" = x"no"; then
-    	echo "$ac_t""yes ($DEFAULT_ASSEMBLER)" 1>&6
-    else
-	echo "$ac_t""yes ($DEFAULT_ASSEMBLER - GNU as)" 1>&6
-    fi
-else
-    echo "$ac_t""no" 1>&6
-fi
-
-echo $ac_n "checking whether a default linker was specified""... $ac_c" 1>&6
-echo "configure:2363: checking whether a default linker was specified" >&5
-if test x"${DEFAULT_LINKER+set}" = x"set"; then
-    if test x"$gnu_ld_flag" = x"no"; then
-	echo "$ac_t""yes ($DEFAULT_LINKER)" 1>&6
-    else
-	echo "$ac_t""yes ($DEFAULT_LINKER - GNU ld)" 1>&6
-    fi
-else
-    echo "$ac_t""no" 1>&6
-fi
-
-echo $ac_n "checking for GNU C library""... $ac_c" 1>&6
-echo "configure:2375: checking for GNU C library" >&5
-if eval "test \"`echo '$''{'gcc_cv_glibc'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  cat > conftest.$ac_ext <<EOF
-#line 2380 "configure"
-#include "confdefs.h"
-#include <features.h>
-int main() {
-
-#if ! (defined __GLIBC__ || defined __GNU_LIBRARY__)
-#error Not a GNU C library system
-#endif
-; return 0; }
-EOF
-if { (eval echo configure:2390: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-  rm -rf conftest*
-  gcc_cv_glibc=yes
-else
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  gcc_cv_glibc=no
-fi
-rm -f conftest*
-fi
-
-echo "$ac_t""$gcc_cv_glibc" 1>&6
-if test $gcc_cv_glibc = yes; then
-  cat >> confdefs.h <<\EOF
-#define _GNU_SOURCE 1
-EOF
-
-fi
-
 # Find some useful tools
 for ac_prog in gawk mawk nawk awk
 do
 # Extract the first word of "$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:2416: checking for $ac_word" >&5
+echo "configure:2443: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2442,7 +2469,7 @@ test -n "$AWK" && break
 done
 
 echo $ac_n "checking whether ln works""... $ac_c" 1>&6
-echo "configure:2446: checking whether ln works" >&5
+echo "configure:2473: checking whether ln works" >&5
 if eval "test \"`echo '$''{'gcc_cv_prog_LN'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2474,7 +2501,7 @@ else
 fi
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:2478: checking whether ln -s works" >&5
+echo "configure:2505: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'gcc_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2508,7 +2535,7 @@ fi
 # 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:2512: checking for $ac_word" >&5
+echo "configure:2539: 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
@@ -2546,7 +2573,7 @@ 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""... $ac_c" 1>&6
-echo "configure:2550: checking for a BSD compatible install" >&5
+echo "configure:2577: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2596,80 +2623,308 @@ test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 
-echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:2601: checking for ANSI C header files" >&5
-if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
+# See if we have the mktemp command.
+# Extract the first word of "mktemp", so it can be a program name with args.
+set dummy mktemp; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2631: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_have_mktemp_command'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  cat > conftest.$ac_ext <<EOF
-#line 2606 "configure"
-#include "confdefs.h"
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
-EOF
-ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2614: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
-if test -z "$ac_err"; then
-  rm -rf conftest*
-  ac_cv_header_stdc=yes
+  if test -n "$have_mktemp_command"; then
+  ac_cv_prog_have_mktemp_command="$have_mktemp_command" # Let the user override the test.
 else
-  echo "$ac_err" >&5
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  ac_cv_header_stdc=no
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_have_mktemp_command="yes"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_prog_have_mktemp_command" && ac_cv_prog_have_mktemp_command="no"
+fi
+fi
+have_mktemp_command="$ac_cv_prog_have_mktemp_command"
+if test -n "$have_mktemp_command"; then
+  echo "$ac_t""$have_mktemp_command" 1>&6
+else
+  echo "$ac_t""no" 1>&6
 fi
-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 2631 "configure"
-#include "confdefs.h"
-#include <string.h>
-EOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "memchr" >/dev/null 2>&1; then
-  :
+
+# Do we have a single-tree copy of texinfo?
+if test -f $srcdir/../texinfo/Makefile.in; then
+  MAKEINFO='$(objdir)/../texinfo/makeinfo/makeinfo'
+  gcc_cv_prog_makeinfo_modern=yes
+  echo "$ac_t""Using makeinfo from the unified source tree." 1>&6
 else
-  rm -rf conftest*
-  ac_cv_header_stdc=no
+  # See if makeinfo has been installed and is modern enough
+  # that we can use it.
+  # Extract the first word of "makeinfo", so it can be a program name with args.
+set dummy makeinfo; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2670: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$MAKEINFO"; then
+  ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_MAKEINFO="makeinfo"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
 fi
-rm -f conftest*
+fi
+MAKEINFO="$ac_cv_prog_MAKEINFO"
+if test -n "$MAKEINFO"; then
+  echo "$ac_t""$MAKEINFO" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+if test -n "$MAKEINFO"; then
+  # Found it, now check the version.
+  echo $ac_n "checking for modern makeinfo""... $ac_c" 1>&6
+echo "configure:2699: checking for modern makeinfo" >&5
+if eval "test \"`echo '$''{'gcc_cv_prog_makeinfo_modern'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+    ac_prog_version=`$MAKEINFO --version 2>&1 |
+                   sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
+  echo "configure:2705: version of makeinfo is $ac_prog_version" >&5
+  case $ac_prog_version in
+    '')     gcc_cv_prog_makeinfo_modern=no;;
+    4.[2-9]*)
+            gcc_cv_prog_makeinfo_modern=yes;;
+    *)      gcc_cv_prog_makeinfo_modern=no;;
+  esac
 
 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 2649 "configure"
-#include "confdefs.h"
-#include <stdlib.h>
-EOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "free" >/dev/null 2>&1; then
-  :
+echo "$ac_t""$gcc_cv_prog_makeinfo_modern" 1>&6
 else
-  rm -rf conftest*
-  ac_cv_header_stdc=no
+  gcc_cv_prog_makeinfo_modern=no
 fi
-rm -f conftest*
 
 fi
 
-if test $ac_cv_header_stdc = yes; then
-  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-if test "$cross_compiling" = yes; then
-  :
+if test $gcc_cv_prog_makeinfo_modern = no; then
+  echo "configure: warning: 
+*** Makeinfo is missing or too old.
+*** Info documentation will not be built." 1>&2
+  BUILD_INFO=
 else
-  cat > conftest.$ac_ext <<EOF
-#line 2670 "configure"
-#include "confdefs.h"
-#include <ctype.h>
-#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+  BUILD_INFO=info		
+fi
+
+# Is pod2man recent enough to regenerate manpages?
+echo $ac_n "checking for recent Pod::Man""... $ac_c" 1>&6
+echo "configure:2733: checking for recent Pod::Man" >&5
+if (perl -e 'use 1.10 Pod::Man') >/dev/null 2>&1; then
+  echo "$ac_t""yes" 1>&6
+  GENERATED_MANPAGES=generated-manpages		
+else
+  echo "$ac_t""no" 1>&6
+  GENERATED_MANPAGES=
+fi
+
+# How about lex?
+if test -f $srcdir/../flex/skel.c; then
+  FLEX='$(objdir)/../flex/flex'
+else
+  # Extract the first word of "flex", so it can be a program name with args.
+set dummy flex; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2749: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_FLEX'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$FLEX"; then
+  ac_cv_prog_FLEX="$FLEX" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_FLEX="flex"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_prog_FLEX" && ac_cv_prog_FLEX="${CONFIG_SHELL-/bin/sh} ${srcdir}/../missing flex"
+fi
+fi
+FLEX="$ac_cv_prog_FLEX"
+if test -n "$FLEX"; then
+  echo "$ac_t""$FLEX" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+fi
+
+# Bison?
+# The -L switch is so bison can find its skeleton file.
+if test -f $srcdir/../bison/bison.simple; then
+  BISON='$(objdir)/../bison/bison -L $(srcdir)/../bison/'
+else
+  # Extract the first word of "bison", so it can be a program name with args.
+set dummy bison; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2786: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_BISON'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$BISON"; then
+  ac_cv_prog_BISON="$BISON" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_BISON="bison"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_prog_BISON" && ac_cv_prog_BISON="${CONFIG_SHELL-/bin/sh} ${srcdir}/../missing bison"
+fi
+fi
+BISON="$ac_cv_prog_BISON"
+if test -n "$BISON"; then
+  echo "$ac_t""$BISON" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+fi
+
+# --------------------
+# Checks for C headers
+# --------------------
+
+echo $ac_n "checking for GNU C library""... $ac_c" 1>&6
+echo "configure:2820: checking for GNU C library" >&5
+if eval "test \"`echo '$''{'gcc_cv_glibc'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2825 "configure"
+#include "confdefs.h"
+#include <features.h>
+int main() {
+
+#if ! (defined __GLIBC__ || defined __GNU_LIBRARY__)
+#error Not a GNU C library system
+#endif
+; return 0; }
+EOF
+if { (eval echo configure:2835: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  gcc_cv_glibc=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  gcc_cv_glibc=no
+fi
+rm -f conftest*
+fi
+
+echo "$ac_t""$gcc_cv_glibc" 1>&6
+if test $gcc_cv_glibc = yes; then
+  cat >> confdefs.h <<\EOF
+#define _GNU_SOURCE 1
+EOF
+
+fi
+
+echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
+echo "configure:2856: checking for ANSI C header files" >&5
+if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2861 "configure"
+#include "confdefs.h"
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:2869: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+  rm -rf conftest*
+  ac_cv_header_stdc=yes
+else
+  echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  ac_cv_header_stdc=no
+fi
+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 2886 "configure"
+#include "confdefs.h"
+#include <string.h>
+EOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  egrep "memchr" >/dev/null 2>&1; then
+  :
+else
+  rm -rf conftest*
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+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 2904 "configure"
+#include "confdefs.h"
+#include <stdlib.h>
+EOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  egrep "free" >/dev/null 2>&1; then
+  :
+else
+  rm -rf conftest*
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+if test "$cross_compiling" = yes; then
+  :
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2925 "configure"
+#include "confdefs.h"
+#include <ctype.h>
+#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
 #define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
 #define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
 int main () { int i; for (i = 0; i < 256; i++)
@@ -2677,7 +2932,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:2681: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2936: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -2701,12 +2956,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:2705: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:2960: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2710 "configure"
+#line 2965 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -2715,7 +2970,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:2719: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2974: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -2736,19 +2991,19 @@ EOF
 fi
 
 echo $ac_n "checking for working stdbool.h""... $ac_c" 1>&6
-echo "configure:2740: checking for working stdbool.h" >&5
+echo "configure:2995: checking for working stdbool.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdbool_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2745 "configure"
+#line 3000 "configure"
 #include "confdefs.h"
 #include <stdbool.h>
 int main() {
 bool foo = false;
 ; return 0; }
 EOF
-if { (eval echo configure:2752: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3007: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_stdbool_h=yes
 else
@@ -2769,12 +3024,12 @@ EOF
 fi
 
 echo $ac_n "checking whether string.h and strings.h may both be included""... $ac_c" 1>&6
-echo "configure:2773: checking whether string.h and strings.h may both be included" >&5
+echo "configure:3028: checking whether string.h and strings.h may both be included" >&5
 if eval "test \"`echo '$''{'gcc_cv_header_string'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2778 "configure"
+#line 3033 "configure"
 #include "confdefs.h"
 #include <string.h>
 #include <strings.h>
@@ -2782,7 +3037,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2786: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3041: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_header_string=yes
 else
@@ -2803,12 +3058,12 @@ EOF
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:2807: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:3062: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2812 "configure"
+#line 3067 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -2824,7 +3079,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:2828: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3083: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -2847,21 +3102,21 @@ fi
 for ac_hdr in limits.h stddef.h string.h strings.h stdlib.h time.h \
 		 fcntl.h unistd.h sys/file.h sys/time.h \
 		 sys/resource.h sys/param.h sys/times.h sys/stat.h \
-		 direct.h malloc.h langinfo.h
+		 direct.h malloc.h langinfo.h ldfcn.h wchar.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2855: checking for $ac_hdr" >&5
+echo "configure:3110: 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 2860 "configure"
+#line 3115 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2865: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3120: \"$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*
@@ -2891,17 +3146,17 @@ done
 # Check for thread headers.
 ac_safe=`echo "thread.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for thread.h""... $ac_c" 1>&6
-echo "configure:2895: checking for thread.h" >&5
+echo "configure:3150: checking for thread.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2900 "configure"
+#line 3155 "configure"
 #include "confdefs.h"
 #include <thread.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2905: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3160: \"$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*
@@ -2925,17 +3180,17 @@ fi
 
 ac_safe=`echo "pthread.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for pthread.h""... $ac_c" 1>&6
-echo "configure:2929: checking for pthread.h" >&5
+echo "configure:3184: checking for pthread.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2934 "configure"
+#line 3189 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2939: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3194: \"$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*
@@ -2960,12 +3215,12 @@ fi
 
 # These tests can't be done till we know if we have limits.h.
 echo $ac_n "checking for CHAR_BIT""... $ac_c" 1>&6
-echo "configure:2964: checking for CHAR_BIT" >&5
+echo "configure:3219: checking for CHAR_BIT" >&5
 if eval "test \"`echo '$''{'gcc_cv_decl_char_bit'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2969 "configure"
+#line 3224 "configure"
 #include "confdefs.h"
 #ifdef HAVE_LIMITS_H
 #include <limits.h>
@@ -2990,7 +3245,7 @@ fi
 echo "$ac_t""$gcc_cv_decl_char_bit" 1>&6
 if test $gcc_cv_decl_char_bit = no; then
   echo $ac_n "checking number of bits in a byte""... $ac_c" 1>&6
-echo "configure:2994: checking number of bits in a byte" >&5
+echo "configure:3249: checking number of bits in a byte" >&5
 if eval "test \"`echo '$''{'gcc_cv_c_nbby'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2998,7 +3253,7 @@ else
  gcc_cv_c_nbby=
  while test $i -lt 65; do
    cat > conftest.$ac_ext <<EOF
-#line 3002 "configure"
+#line 3257 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -3008,7 +3263,7 @@ switch(0) {
   ; }
 ; return 0; }
 EOF
-if { (eval echo configure:3012: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3267: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_c_nbby=$i; break
 else
@@ -3032,392 +3287,172 @@ EOF
 
 fi
 fi
-echo $ac_n "checking byte ordering""... $ac_c" 1>&6
-echo "configure:3037: checking byte ordering" >&5
-if eval "test \"`echo '$''{'ac_cv_c_compile_endian'+set}'`\" = set"; then
+echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
+echo "configure:3292: checking whether byte ordering is bigendian" >&5
+if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  ac_cv_c_compile_endian=unknown
-
-ac_ext=c
-# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
-ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
-cross_compiling=$ac_cv_prog_cc_cross
-
+  ac_cv_c_bigendian=unknown
+# See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 3051 "configure"
+#line 3299 "configure"
 #include "confdefs.h"
+#include <sys/types.h>
+#include <sys/param.h>
+int main() {
 
-#ifdef HAVE_LIMITS_H
-# include <limits.h>
+#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
+ bogus endian macros
 #endif
-/* This structure must have no internal padding.  */
-  struct {
-    char prefix[sizeof "\nendian:" - 1];
-    short word;
-    char postfix[2];
- } tester = {
-    "\nendian:",
-#if SIZEOF_SHORT == 4
-    ('A' << (CHAR_BIT * 3)) | ('B' << (CHAR_BIT * 2)) |
+; return 0; }
+EOF
+if { (eval echo configure:3310: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  # It does; now see whether it defined to BIG_ENDIAN or not.
+cat > conftest.$ac_ext <<EOF
+#line 3314 "configure"
+#include "confdefs.h"
+#include <sys/types.h>
+#include <sys/param.h>
+int main() {
+
+#if BYTE_ORDER != BIG_ENDIAN
+ not big endian
 #endif
-    ('A' << CHAR_BIT) | 'B',
-    'X', '\n'
-};
-EOF
-if { (eval echo configure:3071: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-  od -c conftest.o |
-    sed 's/^[0-7]*[ 	]*/ /
-	  s/\*/./g
-	  s/ \\n/*/g
-	  s/ [0-9][0-9][0-9]/./g
-	  s/  \\[^ ]/./g' |
-    tr -d '
- ' | tr -s '*' '
-' | fold | sed '$a\
-' > conftest.dmp
-  if   grep 'endian:AB' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_compile_endian=big-endian
-  elif grep 'endian:BA' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_compile_endian=little-endian
-  fi
+; return 0; }
+EOF
+if { (eval echo configure:3325: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ac_cv_c_bigendian=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  ac_cv_c_bigendian=no
+fi
+rm -f conftest*
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+if test $ac_cv_c_bigendian = unknown; then
+if test "$cross_compiling" = yes; then
+   echo $ac_n "cross-compiling... " 2>&6 
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3345 "configure"
+#include "confdefs.h"
+main () {
+  /* Are we little or big endian?  From Harbison&Steele.  */
+  union
+  {
+    long l;
+    char c[sizeof (long)];
+  } u;
+  u.l = 1;
+  exit (u.c[sizeof (long) - 1] == 1);
+}
+EOF
+if { (eval echo configure:3358: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+then
+  ac_cv_c_bigendian=no
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
+  ac_cv_c_bigendian=yes
+fi
+rm -fr conftest*
+fi
+
+fi
 fi
-rm -rf conftest*
-ac_ext=c
-# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
-ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
-cross_compiling=$ac_cv_prog_cc_cross
 
+echo "$ac_t""$ac_cv_c_bigendian" 1>&6
+if test $ac_cv_c_bigendian = unknown; then
+echo $ac_n "checking to probe for byte ordering""... $ac_c" 1>&6
+echo "configure:3376: checking to probe for byte ordering" >&5
 
+cat >conftest.c <<EOF
+short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
+short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
+void _ascii() { char* s = (char*) ascii_mm; s = (char*) ascii_ii; }
+short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
+short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
+void _ebcdic() { char* s = (char*) ebcdic_mm; s = (char*) ebcdic_ii; }
+int main() { _ascii (); _ebcdic (); return 0; }
+EOF
+ if test -f conftest.c ; then
+     if ${CC-cc} ${CFLAGS} conftest.c -o conftest.o && test -f conftest.o ; then
+        if test `grep -l BIGenDianSyS conftest.o` ; then
+           echo $ac_n ' big endian probe OK, ' 1>&6
+           ac_cv_c_bigendian=yes
+        fi
+        if test `grep -l LiTTleEnDian conftest.o` ; then
+           echo $ac_n ' little endian probe OK, ' 1>&6
+           if test $ac_cv_c_bigendian = yes ; then
+            ac_cv_c_bigendian=unknown;
+           else
+            ac_cv_c_bigendian=no
+           fi
+        fi
+        echo $ac_n 'guessing bigendian ...  ' >&6
+     fi
+  fi
+echo "$ac_t""$ac_cv_c_bigendian" 1>&6
 fi
+if test $ac_cv_c_bigendian = yes; then
+  cat >> confdefs.h <<\EOF
+#define WORDS_BIGENDIAN 1
+EOF
 
-echo "$ac_t""$ac_cv_c_compile_endian" 1>&6
-if test $ac_cv_c_compile_endian = unknown; then
-  { echo "configure: error: *** unable to determine endianness" 1>&2; exit 1; }
-elif test $ac_cv_c_compile_endian = big-endian; then
   cat >> confdefs.h <<\EOF
 #define HOST_WORDS_BIG_ENDIAN 1
 EOF
 
+  BYTEORDER=4321
+else
+  BYTEORDER=1234
 fi
+cat >> confdefs.h <<EOF
+#define BYTEORDER $BYTEORDER
+EOF
 
-echo $ac_n "checking floating point format""... $ac_c" 1>&6
-echo "configure:3110: checking floating point format" >&5
-if eval "test \"`echo '$''{'ac_cv_c_float_format'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  
-ac_ext=c
-# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
-ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
-cross_compiling=$ac_cv_prog_cc_cross
-
-cat > conftest.$ac_ext <<EOF
-#line 3123 "configure"
-#include "confdefs.h"
-/* This will not work unless sizeof(double) == 8.  */
-extern char sizeof_double_must_be_8 [sizeof(double) == 8 ? 1 : -1];
-
-/* This structure must have no internal padding.  */
-struct possibility {
-  char prefix[8];
-  double candidate;
-  char postfix[8];
-};
-
-#define C(cand) { "\nformat:", cand, ":tamrof\n" }
-struct possibility table [] =
-{
-  C( 3.25724264705901305206e+01), /* @@IEEEFP - IEEE 754 */
-  C( 3.53802595280598432000e+18), /* D__float - VAX */
-  C( 5.32201830133125317057e-19), /* D.PDP-10 - PDP-10 - the dot is 0x13a */
-  C( 1.77977764695171661377e+10), /* IBMHEXFP - s/390 format, ascii */
-  C(-5.22995989424860458374e+10)  /* IBMHEXFP - s/390 format, EBCDIC */
-};
-EOF
-if { (eval echo configure:3145: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-  od -c conftest.o |
-    sed 's/^[0-7]*[ 	]*/ /
-	  s/\*/./g
-	  s/ \\n/*/g
-	  s/ [0-9][0-9][0-9]/./g
-	  s/  \\[^ ]/./g' |
-    tr -d '
- ' | tr -s '*' '
-' | fold | sed '$a\
-' > conftest.dmp
-  if   grep 'format:.@IEEEF.:tamrof' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_float_format='IEEE (big-endian)'
-  elif grep 'format:.I@@PFE.:tamrof' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_float_format='IEEE (big-endian)'
-  elif grep 'format:.FEEEI@.:tamrof' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_float_format='IEEE (little-endian)'
-  elif grep 'format:.EFP@@I.:tamrof' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_float_format='IEEE (little-endian)'
-  elif grep 'format:.__floa.:tamrof' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_float_format='VAX D-float'
-  elif grep 'format:..PDP-1.:tamrof' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_float_format='PDP-10'
-  elif grep 'format:.BMHEXF.:tamrof' conftest.dmp >/dev/null 2>&1; then
-    ac_cv_c_float_format='IBM 370 hex'
-  else
-    { echo "configure: error: Unknown floating point format" 1>&2; exit 1; }
-  fi
-else
-  { echo "configure: error: compile failed" 1>&2; exit 1; }
+if test $ac_cv_c_bigendian = unknown; then
+  { echo "configure: error: unknown endianess - sorry" 1>&2; exit 1; }
 fi
-rm -rf conftest*
-ac_ext=c
-# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
-ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
-cross_compiling=$ac_cv_prog_cc_cross
 
 
-fi
+# --------
+# UNSORTED
+# --------
 
-echo "$ac_t""$ac_cv_c_float_format" 1>&6
-# IEEE is the default format.  If the float endianness isn't the same
-# as the integer endianness, we have to set FLOAT_WORDS_BIG_ENDIAN
-# (which is a tristate: yes, no, default).  This is only an issue with
-# IEEE; the other formats are only supported by a few machines each,
-# all with the same endianness.
-format=
-fbigend=
-case $ac_cv_c_float_format in
-    'IEEE (big-endian)' )
-	if test $ac_cv_c_compile_endian = little-endian; then
-	    fbigend=1
-	fi
-	;;
-    'IEEE (little-endian)' )
-	if test $ac_cv_c_compile_endian = big-endian; then
-	    fbigend=0
-	fi
-	;;
-    'VAX D-float' )
-	format=VAX_FLOAT_FORMAT
-	;;
-    'PDP-10' )
-	format=PDP10_FLOAT_FORMAT
-	;;
-    'IBM 370 hex' )
-	format=IBM_FLOAT_FORMAT
-	;;
+# Stage specific cflags for build.
+stage1_cflags=
+case $build in
+vax-*-*)
+  if test x$GCC = xyes
+  then
+    stage1_cflags="-Wa,-J"
+  else
+    stage1_cflags="-J"
+  fi
+  ;;
+powerpc-*-darwin*)
+  # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
+  # sources; use -no-cpp-precomp to get to GNU cpp.
+  # Apple's GCC has bugs in designated initializer handling, so disable
+  # that too.
+  stage1_cflags="-no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
+  ;;
 esac
-if test -n "$format"; then
-	cat >> confdefs.h <<EOF
-#define HOST_FLOAT_FORMAT $format
-EOF
-
-fi
-if test -n "$fbigend"; then
-	cat >> confdefs.h <<EOF
-#define HOST_FLOAT_WORDS_BIG_ENDIAN $fbigend
-EOF
-
-fi
-
-
-# See if we have the mktemp command.
-# Extract the first word of "mktemp", so it can be a program name with args.
-set dummy mktemp; ac_word=$2
-echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3234: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_have_mktemp_command'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$have_mktemp_command"; then
-  ac_cv_prog_have_mktemp_command="$have_mktemp_command" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_have_mktemp_command="yes"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-  test -z "$ac_cv_prog_have_mktemp_command" && ac_cv_prog_have_mktemp_command="no"
-fi
-fi
-have_mktemp_command="$ac_cv_prog_have_mktemp_command"
-if test -n "$have_mktemp_command"; then
-  echo "$ac_t""$have_mktemp_command" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-
-# Do we have a single-tree copy of texinfo?
-if test -f $srcdir/../texinfo/Makefile.in; then
-  MAKEINFO='$(objdir)/../texinfo/makeinfo/makeinfo'
-  gcc_cv_prog_makeinfo_modern=yes
-  echo "$ac_t""Using makeinfo from the unified source tree." 1>&6
-else
-  # See if makeinfo has been installed and is modern enough
-  # that we can use it.
-  # Extract the first word of "makeinfo", so it can be a program name with args.
-set dummy makeinfo; ac_word=$2
-echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3273: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$MAKEINFO"; then
-  ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_MAKEINFO="makeinfo"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-fi
-fi
-MAKEINFO="$ac_cv_prog_MAKEINFO"
-if test -n "$MAKEINFO"; then
-  echo "$ac_t""$MAKEINFO" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
 
-if test -n "$MAKEINFO"; then
-  # Found it, now check the version.
-  echo $ac_n "checking for modern makeinfo""... $ac_c" 1>&6
-echo "configure:3302: checking for modern makeinfo" >&5
-if eval "test \"`echo '$''{'gcc_cv_prog_makeinfo_modern'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-    ac_prog_version=`$MAKEINFO --version 2>&1 |
-                   sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
-  echo "configure:3308: version of makeinfo is $ac_prog_version" >&5
-  case $ac_prog_version in
-    '')     gcc_cv_prog_makeinfo_modern=no;;
-    4.[1-9]*)
-            gcc_cv_prog_makeinfo_modern=yes;;
-    *)      gcc_cv_prog_makeinfo_modern=no;;
-  esac
-
-fi
-
-echo "$ac_t""$gcc_cv_prog_makeinfo_modern" 1>&6
-else
-  gcc_cv_prog_makeinfo_modern=no
-fi
-
-fi
-
-if test $gcc_cv_prog_makeinfo_modern = no; then
-  echo "configure: warning: 
-*** Makeinfo is missing or too old.
-*** Info documentation will not be built." 1>&2
-  BUILD_INFO=
-else
-  BUILD_INFO=info		
-fi
-
-# Is pod2man recent enough to regenerate manpages?
-echo $ac_n "checking for recent Pod::Man""... $ac_c" 1>&6
-echo "configure:3336: checking for recent Pod::Man" >&5
-if (perl -e 'use 1.10 Pod::Man') >/dev/null 2>&1; then
-  echo "$ac_t""yes" 1>&6
-  GENERATED_MANPAGES=generated-manpages		
-else
-  echo "$ac_t""no" 1>&6
-  GENERATED_MANPAGES=
-fi
-
-# How about lex?
-if test -f $srcdir/../flex/skel.c; then
-  FLEX='$(objdir)/../flex/flex'
-else
-  # Extract the first word of "flex", so it can be a program name with args.
-set dummy flex; ac_word=$2
-echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3352: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_FLEX'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$FLEX"; then
-  ac_cv_prog_FLEX="$FLEX" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_FLEX="flex"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-  test -z "$ac_cv_prog_FLEX" && ac_cv_prog_FLEX="false"
-fi
-fi
-FLEX="$ac_cv_prog_FLEX"
-if test -n "$FLEX"; then
-  echo "$ac_t""$FLEX" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-fi
-
-# Bison?
-# The -L switch is so bison can find its skeleton file.
-if test -f $srcdir/../bison/bison.simple; then
-  BISON='$(objdir)/../bison/bison -L $(srcdir)/../bison/'
-else
-  # Extract the first word of "bison", so it can be a program name with args.
-set dummy bison; ac_word=$2
-echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3389: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_BISON'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$BISON"; then
-  ac_cv_prog_BISON="$BISON" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_BISON="bison"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-  test -z "$ac_cv_prog_BISON" && ac_cv_prog_BISON="false"
-fi
-fi
-BISON="$ac_cv_prog_BISON"
-if test -n "$BISON"; then
-  echo "$ac_t""$BISON" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-fi
 
 # These libraries may be used by collect2.
 # We may need a special search path to get them linked.
 echo $ac_n "checking for collect2 libraries""... $ac_c" 1>&6
-echo "configure:3421: checking for collect2 libraries" >&5
+echo "configure:3456: checking for collect2 libraries" >&5
 if eval "test \"`echo '$''{'gcc_cv_collect2_libs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3428,7 +3463,7 @@ for libs in '' -lld -lmld \
 do
 	LIBS="$libs"
 	cat > conftest.$ac_ext <<EOF
-#line 3432 "configure"
+#line 3467 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3439,7 +3474,7 @@ int main() {
 ldopen()
 ; return 0; }
 EOF
-if { (eval echo configure:3443: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3478: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gcc_cv_collect2_libs="$libs"; break
 else
@@ -3451,63 +3486,133 @@ done
 LIBS="$save_LIBS"
 test -z "$gcc_cv_collect2_libs" && gcc_cv_collect2_libs='none required'
 fi
-
-echo "$ac_t""$gcc_cv_collect2_libs" 1>&6
-case $gcc_cv_collect2_libs in
-	"none required")	;;
-	*)	COLLECT2_LIBS=$gcc_cv_collect2_libs ;;
-esac
+
+echo "$ac_t""$gcc_cv_collect2_libs" 1>&6
+case $gcc_cv_collect2_libs in
+	"none required")	;;
+	*)	COLLECT2_LIBS=$gcc_cv_collect2_libs ;;
+esac
+
+
+# When building Ada code on Alpha, we need exc_resume which is usually in
+# -lexc.  So test for it.
+save_LIBS="$LIBS"
+LIBS=
+
+echo $ac_n "checking for library containing exc_resume""... $ac_c" 1>&6
+echo "configure:3504: checking for library containing exc_resume" >&5
+if eval "test \"`echo '$''{'ac_cv_search_exc_resume'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_func_search_save_LIBS="$LIBS"
+ac_cv_search_exc_resume="no"
+cat > conftest.$ac_ext <<EOF
+#line 3511 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char exc_resume();
+
+int main() {
+exc_resume()
+; return 0; }
+EOF
+if { (eval echo configure:3522: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  ac_cv_search_exc_resume="none required"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+test "$ac_cv_search_exc_resume" = "no" && for i in exc; do
+LIBS="-l$i  $ac_func_search_save_LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 3533 "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
+    builtin and then its argument prototype would still apply.  */
+char exc_resume();
+
+int main() {
+exc_resume()
+; return 0; }
+EOF
+if { (eval echo configure:3544: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  ac_cv_search_exc_resume="-l$i"
+break
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+done
+LIBS="$ac_func_search_save_LIBS"
+fi
+
+echo "$ac_t""$ac_cv_search_exc_resume" 1>&6
+if test "$ac_cv_search_exc_resume" != "no"; then
+  test "$ac_cv_search_exc_resume" = "none required" || LIBS="$ac_cv_search_exc_resume $LIBS"
+  
+else :
+  
+fi
+GNAT_LIBEXC="$LIBS"
+LIBS="$save_LIBS"
 
 
-# When building Ada code on Alpha, we need exc_resume which is usually in
-# -lexc.  So test for it.
+# Some systems put ldexp and frexp in libm instead of libc; assume
+# they're both in the same place.  jcf-dump needs them.
 save_LIBS="$LIBS"
 LIBS=
 
-echo $ac_n "checking for library containing exc_resume""... $ac_c" 1>&6
-echo "configure:3469: checking for library containing exc_resume" >&5
-if eval "test \"`echo '$''{'ac_cv_search_exc_resume'+set}'`\" = set"; then
+echo $ac_n "checking for library containing ldexp""... $ac_c" 1>&6
+echo "configure:3574: checking for library containing ldexp" >&5
+if eval "test \"`echo '$''{'ac_cv_search_ldexp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_func_search_save_LIBS="$LIBS"
-ac_cv_search_exc_resume="no"
+ac_cv_search_ldexp="no"
 cat > conftest.$ac_ext <<EOF
-#line 3476 "configure"
+#line 3581 "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
     builtin and then its argument prototype would still apply.  */
-char exc_resume();
+char ldexp();
 
 int main() {
-exc_resume()
+ldexp()
 ; return 0; }
 EOF
-if { (eval echo configure:3487: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3592: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
-  ac_cv_search_exc_resume="none required"
+  ac_cv_search_ldexp="none required"
 else
   echo "configure: failed program was:" >&5
   cat conftest.$ac_ext >&5
 fi
 rm -f conftest*
-test "$ac_cv_search_exc_resume" = "no" && for i in exc; do
+test "$ac_cv_search_ldexp" = "no" && for i in m; do
 LIBS="-l$i  $ac_func_search_save_LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3498 "configure"
+#line 3603 "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
     builtin and then its argument prototype would still apply.  */
-char exc_resume();
+char ldexp();
 
 int main() {
-exc_resume()
+ldexp()
 ; return 0; }
 EOF
-if { (eval echo configure:3509: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3614: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
-  ac_cv_search_exc_resume="-l$i"
+  ac_cv_search_ldexp="-l$i"
 break
 else
   echo "configure: failed program was:" >&5
@@ -3518,14 +3623,14 @@ done
 LIBS="$ac_func_search_save_LIBS"
 fi
 
-echo "$ac_t""$ac_cv_search_exc_resume" 1>&6
-if test "$ac_cv_search_exc_resume" != "no"; then
-  test "$ac_cv_search_exc_resume" = "none required" || LIBS="$ac_cv_search_exc_resume $LIBS"
+echo "$ac_t""$ac_cv_search_ldexp" 1>&6
+if test "$ac_cv_search_ldexp" != "no"; then
+  test "$ac_cv_search_ldexp" = "none required" || LIBS="$ac_cv_search_ldexp $LIBS"
   
 else :
   
 fi
-GNAT_LIBEXC="$LIBS"
+LDEXP_LIB="$LIBS"
 LIBS="$save_LIBS"
 
 
@@ -3534,12 +3639,12 @@ LIBS="$save_LIBS"
 
 
 echo $ac_n "checking for preprocessor stringizing operator""... $ac_c" 1>&6
-echo "configure:3538: checking for preprocessor stringizing operator" >&5
+echo "configure:3643: checking for preprocessor stringizing operator" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stringize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3543 "configure"
+#line 3648 "configure"
 #include "confdefs.h"
 
 #define x(y) #y
@@ -3572,12 +3677,12 @@ echo "$ac_t""${ac_cv_c_stringize}" 1>&6
 # Use <inttypes.h> only if it exists,
 # doesn't clash with <sys/types.h>, and declares intmax_t.
 echo $ac_n "checking for inttypes.h""... $ac_c" 1>&6
-echo "configure:3576: checking for inttypes.h" >&5
+echo "configure:3681: checking for inttypes.h" >&5
 if eval "test \"`echo '$''{'gcc_cv_header_inttypes_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3581 "configure"
+#line 3686 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <inttypes.h>
@@ -3585,7 +3690,7 @@ int main() {
 intmax_t i = -1;
 ; return 0; }
 EOF
-if { (eval echo configure:3589: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3694: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_header_inttypes_h=yes
 else
@@ -3609,15 +3714,15 @@ fi
 for ac_func in times clock dup2 kill getrlimit setrlimit atoll atoq \
 	sysconf strsignal putc_unlocked fputc_unlocked fputs_unlocked \
 	fwrite_unlocked fprintf_unlocked getrusage nl_langinfo lstat \
-        scandir alphasort
+        scandir alphasort gettimeofday mbstowcs wcswidth
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3616: checking for $ac_func" >&5
+echo "configure:3721: 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 3621 "configure"
+#line 3726 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3640,7 +3745,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3644: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3749: \"$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
@@ -3666,12 +3771,12 @@ done
 
 
 echo $ac_n "checking for ssize_t""... $ac_c" 1>&6
-echo "configure:3670: checking for ssize_t" >&5
+echo "configure:3775: checking for ssize_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_ssize_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3675 "configure"
+#line 3780 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3702,12 +3807,12 @@ fi
 # Try to determine the array type of the second argument of getgroups
 # for the target system (int or gid_t).
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:3706: checking for uid_t in sys/types.h" >&5
+echo "configure:3811: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3711 "configure"
+#line 3816 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -3736,7 +3841,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:3740: checking type of array argument to getgroups" >&5
+echo "configure:3845: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3744,7 +3849,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 3748 "configure"
+#line 3853 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -3769,7 +3874,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3773: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3878: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
     ac_cv_type_getgroups=gid_t
 else
@@ -3783,7 +3888,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 3787 "configure"
+#line 3892 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -3824,7 +3929,7 @@ fi
 
 
 echo $ac_n "checking whether the printf functions support %p""... $ac_c" 1>&6
-echo "configure:3828: checking whether the printf functions support %p" >&5
+echo "configure:3933: checking whether the printf functions support %p" >&5
 if eval "test \"`echo '$''{'gcc_cv_func_printf_ptr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3832,7 +3937,7 @@ else
   gcc_cv_func_printf_ptr=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3836 "configure"
+#line 3941 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 
@@ -3845,7 +3950,7 @@ int main()
   return (p != q);
 }
 EOF
-if { (eval echo configure:3849: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   gcc_cv_func_printf_ptr=yes
 else
@@ -3883,12 +3988,12 @@ case "${host}" in
   ;;
 esac
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:3887: checking for pid_t" >&5
+echo "configure:3992: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3892 "configure"
+#line 3997 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3917,17 +4022,17 @@ fi
 
 ac_safe=`echo "vfork.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for vfork.h""... $ac_c" 1>&6
-echo "configure:3921: checking for vfork.h" >&5
+echo "configure:4026: checking for vfork.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3926 "configure"
+#line 4031 "configure"
 #include "confdefs.h"
 #include <vfork.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3931: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4036: \"$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*
@@ -3952,18 +4057,18 @@ else
 fi
 
 echo $ac_n "checking for working vfork""... $ac_c" 1>&6
-echo "configure:3956: checking for working vfork" >&5
+echo "configure:4061: checking for working vfork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vfork_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
   echo $ac_n "checking for vfork""... $ac_c" 1>&6
-echo "configure:3962: checking for vfork" >&5
+echo "configure:4067: checking for vfork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vfork'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3967 "configure"
+#line 4072 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vfork(); below.  */
@@ -3986,7 +4091,7 @@ vfork();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3990: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4095: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_vfork=yes"
 else
@@ -4008,7 +4113,7 @@ fi
 ac_cv_func_vfork_works=$ac_cv_func_vfork
 else
   cat > conftest.$ac_ext <<EOF
-#line 4012 "configure"
+#line 4117 "configure"
 #include "confdefs.h"
 /* Thanks to Paul Eggert for this test.  */
 #include <stdio.h>
@@ -4103,7 +4208,7 @@ main() {
   }
 }
 EOF
-if { (eval echo configure:4107: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4212: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_vfork_works=yes
 else
@@ -4128,12 +4233,12 @@ fi
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4132: checking for $ac_func" >&5
+echo "configure:4237: 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 4137 "configure"
+#line 4242 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4156,7 +4261,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4160: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4265: \"$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
@@ -4427,27 +4532,26 @@ main ()
 EOF
 
 echo $ac_n "checking for working mmap from /dev/zero""... $ac_c" 1>&6
-echo "configure:4431: checking for working mmap from /dev/zero" >&5
+echo "configure:4536: checking for working mmap from /dev/zero" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_dev_zero'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
-  # If this is not cygwin, and /dev/zero is a character device, it's probably
- # safe to assume it works.
+  # When cross-building, assume that this works, unless we know it
+ # doesn't.  Of course, we have no way of knowing if there even is a /dev/zero
+ # on the host, let alone whether mmap will work on it.
  case "$host_os" in
    cygwin* | win32 | pe | mingw* ) ac_cv_func_mmap_dev_zero=buggy ;;
-   * ) if test -c /dev/zero
-       then ac_cv_func_mmap_dev_zero=yes
-       else ac_cv_func_mmap_dev_zero=no
-       fi ;;
+   darwin* ) ac_cv_func_mmap_dev_zero=no ;;
+   * ) ac_cv_func_mmap_dev_zero=yes ;;
   esac
 else
   cat > conftest.$ac_ext <<EOF
-#line 4447 "configure"
+#line 4551 "configure"
 #include "confdefs.h"
 #include "ct-mmap.inc"
 EOF
-if { (eval echo configure:4451: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_dev_zero=yes
 else
@@ -4474,22 +4578,25 @@ EOF
 fi
 
 echo $ac_n "checking for working mmap with MAP_ANON(YMOUS)""... $ac_c" 1>&6
-echo "configure:4478: checking for working mmap with MAP_ANON(YMOUS)" >&5
+echo "configure:4582: checking for working mmap with MAP_ANON(YMOUS)" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_anon'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
   # Unlike /dev/zero, it is not safe to assume MAP_ANON(YMOUS) works
  # just because it's there. Some SCO Un*xen define it but don't implement it.
- ac_cv_func_mmap_anon=no
+ case "$host_os" in
+   darwin* ) ac_cv_func_mmap_anon=yes ;;
+   * ) ac_cv_func_mmap_anon=no ;;
+  esac
 else
   cat > conftest.$ac_ext <<EOF
-#line 4488 "configure"
+#line 4595 "configure"
 #include "confdefs.h"
 #define USE_MAP_ANON
 #include "ct-mmap.inc"
 EOF
-if { (eval echo configure:4493: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_anon=yes
 else
@@ -4517,7 +4624,7 @@ fi
 rm -f ct-mmap.inc
 
 echo $ac_n "checking for working mmap of a file""... $ac_c" 1>&6
-echo "configure:4521: checking for working mmap of a file" >&5
+echo "configure:4628: checking for working mmap of a file" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_file'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4529,10 +4636,13 @@ done
 done > conftestdata$$
 
 if test "$cross_compiling" = yes; then
-  ac_cv_func_mmap_file=no
+  case "$host_os" in
+   darwin* ) ac_cv_func_mmap_file=yes ;;
+   * ) ac_cv_func_mmap_file=no ;;
+  esac
 else
   cat > conftest.$ac_ext <<EOF
-#line 4536 "configure"
+#line 4646 "configure"
 #include "confdefs.h"
 
 /* Test by Zack Weinberg.  Modified from MMAP_ANYWHERE test by
@@ -4569,7 +4679,7 @@ int main()
   exit(0);
 }
 EOF
-if { (eval echo configure:4573: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4683: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_file=yes
 else
@@ -4608,7 +4718,7 @@ fi
 
 
   echo $ac_n "checking for iconv""... $ac_c" 1>&6
-echo "configure:4612: checking for iconv" >&5
+echo "configure:4722: checking for iconv" >&5
 if eval "test \"`echo '$''{'am_cv_func_iconv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4616,7 +4726,7 @@ else
     am_cv_func_iconv="no, consider installing GNU libiconv"
     am_cv_lib_iconv=no
     cat > conftest.$ac_ext <<EOF
-#line 4620 "configure"
+#line 4730 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <iconv.h>
@@ -4626,7 +4736,7 @@ iconv_t cd = iconv_open("","");
        iconv_close(cd);
 ; return 0; }
 EOF
-if { (eval echo configure:4630: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4740: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_func_iconv=yes
 else
@@ -4638,7 +4748,7 @@ rm -f conftest*
       am_save_LIBS="$LIBS"
       LIBS="$LIBS $am_cv_libiconv_ldpath -liconv"
       cat > conftest.$ac_ext <<EOF
-#line 4642 "configure"
+#line 4752 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <iconv.h>
@@ -4648,7 +4758,7 @@ iconv_t cd = iconv_open("","");
          iconv_close(cd);
 ; return 0; }
 EOF
-if { (eval echo configure:4652: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4762: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_lib_iconv=yes
         am_cv_func_iconv=yes
@@ -4669,13 +4779,13 @@ echo "$ac_t""$am_cv_func_iconv" 1>&6
 EOF
 
     echo $ac_n "checking for iconv declaration""... $ac_c" 1>&6
-echo "configure:4673: checking for iconv declaration" >&5
+echo "configure:4783: checking for iconv declaration" >&5
     if eval "test \"`echo '$''{'am_cv_proto_iconv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
       cat > conftest.$ac_ext <<EOF
-#line 4679 "configure"
+#line 4789 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4694,7 +4804,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4698: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4808: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_proto_iconv_arg1=""
 else
@@ -4732,12 +4842,12 @@ for ac_func in getenv atol sbrk abort atof getcwd getwd \
 do
   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
-echo "configure:4736: checking whether $ac_func is declared" >&5
+echo "configure:4846: checking whether $ac_func is declared" >&5
 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4741 "configure"
+#line 4851 "configure"
 #include "confdefs.h"
 #undef $ac_tr_decl
 #define $ac_tr_decl 1
@@ -4751,7 +4861,7 @@ char *(*pfn) = (char *(*)) $ac_func ;
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:4755: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4865: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "gcc_cv_have_decl_$ac_func=yes"
 else
@@ -4853,12 +4963,12 @@ for ac_func in getrlimit setrlimit getrusage
 do
   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
-echo "configure:4857: checking whether $ac_func is declared" >&5
+echo "configure:4967: checking whether $ac_func is declared" >&5
 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4862 "configure"
+#line 4972 "configure"
 #include "confdefs.h"
 #undef $ac_tr_decl
 #define $ac_tr_decl 1
@@ -4876,7 +4986,7 @@ char *(*pfn) = (char *(*)) $ac_func ;
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:4880: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4990: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "gcc_cv_have_decl_$ac_func=yes"
 else
@@ -4914,16 +5024,102 @@ EOF
 fi
 
 
+cat > conftest.$ac_ext <<EOF
+#line 5029 "configure"
+#include "confdefs.h"
+
+#include "ansidecl.h"
+#include "system.h"
+#ifdef HAVE_SYS_RESOURCE_H
+#include <sys/resource.h>
+#endif
+
+int main() {
+rlim_t l = 0;
+; return 0; }
+EOF
+if { (eval echo configure:5042: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  :
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  cat >> confdefs.h <<\EOF
+#define rlim_t long
+EOF
+
+fi
+rm -f conftest*
+
+for ac_func in ldgetname
+do
+  ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
+echo "configure:5059: checking whether $ac_func is declared" >&5
+if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 5064 "configure"
+#include "confdefs.h"
+#undef $ac_tr_decl
+#define $ac_tr_decl 1
+  
+#include "ansidecl.h"
+#include "system.h"
+#ifdef HAVE_LDFCN_H
+#include <ldfcn.h>
+#endif
+
+
+int main() {
+#ifndef $ac_func
+char *(*pfn) = (char *(*)) $ac_func ;
+#endif
+; return 0; }
+EOF
+if { (eval echo configure:5082: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  eval "gcc_cv_have_decl_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "gcc_cv_have_decl_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$gcc_cv_have_decl_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6 ; cat >> confdefs.h <<EOF
+#define $ac_tr_decl 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6 ; cat >> confdefs.h <<EOF
+#define $ac_tr_decl 0
+EOF
+ 
+fi
+
+done
+if test x = y ; then
+  cat >> confdefs.h <<\EOF
+#define HAVE_DECL_LDGETNAME 1
+EOF
+fi
+
+
 for ac_func in times
 do
   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
-echo "configure:4922: checking whether $ac_func is declared" >&5
+echo "configure:5118: checking whether $ac_func is declared" >&5
 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4927 "configure"
+#line 5123 "configure"
 #include "confdefs.h"
 #undef $ac_tr_decl
 #define $ac_tr_decl 1
@@ -4941,7 +5137,7 @@ char *(*pfn) = (char *(*)) $ac_func ;
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:4945: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5141: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "gcc_cv_have_decl_$ac_func=yes"
 else
@@ -4975,13 +5171,13 @@ fi
 
 # More time-related stuff.
 echo $ac_n "checking for struct tms""... $ac_c" 1>&6
-echo "configure:4979: checking for struct tms" >&5
+echo "configure:5175: checking for struct tms" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tms'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 cat > conftest.$ac_ext <<EOF
-#line 4985 "configure"
+#line 5181 "configure"
 #include "confdefs.h"
 
 #include "ansidecl.h"
@@ -4994,7 +5190,7 @@ int main() {
 struct tms tms;
 ; return 0; }
 EOF
-if { (eval echo configure:4998: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5194: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tms=yes
 else
@@ -5017,13 +5213,13 @@ fi
 # use gcc_cv_* here because this doesn't match the behavior of AC_CHECK_TYPE.
 # revisit after autoconf 2.50.
 echo $ac_n "checking for clock_t""... $ac_c" 1>&6
-echo "configure:5021: checking for clock_t" >&5
+echo "configure:5217: checking for clock_t" >&5
 if eval "test \"`echo '$''{'gcc_cv_type_clock_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 cat > conftest.$ac_ext <<EOF
-#line 5027 "configure"
+#line 5223 "configure"
 #include "confdefs.h"
 
 #include "ansidecl.h"
@@ -5033,7 +5229,7 @@ int main() {
 clock_t x;
 ; return 0; }
 EOF
-if { (eval echo configure:5037: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5233: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_type_clock_t=yes
 else
@@ -5053,57 +5249,103 @@ EOF
 
 fi
 
+echo $ac_n "checking for uchar""... $ac_c" 1>&6
+echo "configure:5254: checking for uchar" >&5
+if eval "test \"`echo '$''{'gcc_cv_type_uchar'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 5259 "configure"
+#include "confdefs.h"
+
+#include "ansidecl.h"
+#include "system.h"
+
+int main() {
+if ((uchar *)0) return 0;
+ if (sizeof(uchar)) return 0;
+; return 0; }
+EOF
+if { (eval echo configure:5270: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ac_cv_type_uchar=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  ac_cv_type_uchar=no
+fi
+rm -f conftest*
+fi
+
+echo "$ac_t""$gcc_cv_type_uchar" 1>&6
+if test $ac_cv_type_uchar = yes; then
+  cat >> confdefs.h <<\EOF
+#define HAVE_UCHAR 1
+EOF
+
+fi
+
+# Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
+CFLAGS="$saved_CFLAGS"
+
 # Check whether --enable-initfini-array or --disable-initfini-array was given.
 if test "${enable_initfini_array+set}" = set; then
   enableval="$enable_initfini_array"
-  gcc_cv_initfinit_array=$enableval
+  :
 else
-  echo $ac_n "checking for .preinit_array/.init_array/.fini_array support""... $ac_c" 1>&6
-echo "configure:5063: checking for .preinit_array/.init_array/.fini_array support" >&5
-if eval "test \"`echo '$''{'gcc_cv_initfinit_array'+set}'`\" = set"; then
+  
+echo $ac_n "checking for .preinit_array/.init_array/.fini_array support""... $ac_c" 1>&6
+echo "configure:5300: checking for .preinit_array/.init_array/.fini_array support" >&5
+if eval "test \"`echo '$''{'gcc_cv_initfini_array'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-    cat > conftest.c <<EOF
+    if test "$cross_compiling" = yes; then
+  gcc_cv_initfini_array=no
+else
+  cat > conftest.$ac_ext <<EOF
+#line 5308 "configure"
+#include "confdefs.h"
+
 static int x = -1;
 int main (void) { return x; }
 int foo (void) { x = 0; }
 int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
 EOF
-  if { ac_try='${CC-cc} -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD'; { (eval echo configure:5073: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
-  then
-    if ./conftest; then
-      gcc_cv_initfinit_array=yes
-    else
-      gcc_cv_initfinit_array=no
-    fi
-  else
-    gcc_cv_initfinit_array=no
-  fi
-  rm -f conftest*
+if { (eval echo configure:5316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+then
+  gcc_cv_initfini_array=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
+  gcc_cv_initfini_array=no
+fi
+rm -fr conftest*
 fi
 
-echo "$ac_t""$gcc_cv_initfinit_array" 1>&6
-  
-  if test $gcc_cv_initfinit_array = yes; then
-    cat >> confdefs.h <<\EOF
-#define HAVE_INITFINI_ARRAY 1
-EOF
+fi
+
+echo "$ac_t""$gcc_cv_initfini_array" 1>&6
+  enable_initfini_array=$gcc_cv_initfini_array
 
-  fi
 fi
 
+if test $enable_initfini_array = yes; then
+  cat >> confdefs.h <<\EOF
+#define HAVE_INITFINI_ARRAY 1
+EOF
 
-# Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
-CFLAGS="$saved_CFLAGS"
+fi
 
 # mkdir takes a single argument on some systems. 
 echo $ac_n "checking if mkdir takes one argument""... $ac_c" 1>&6
-echo "configure:5102: checking if mkdir takes one argument" >&5
+echo "configure:5344: checking if mkdir takes one argument" >&5
 if eval "test \"`echo '$''{'gcc_cv_mkdir_takes_one_arg'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5107 "configure"
+#line 5349 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5120,7 +5362,7 @@ int main() {
 mkdir ("foo", 0);
 ; return 0; }
 EOF
-if { (eval echo configure:5124: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5366: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   gcc_cv_mkdir_takes_one_arg=no
 else
@@ -5147,6 +5389,75 @@ objext='.o'
 
 
 
+# With Setjmp/Longjmp based exception handling.
+# Check whether --enable-sjlj-exceptions or --disable-sjlj-exceptions was given.
+if test "${enable_sjlj_exceptions+set}" = set; then
+  enableval="$enable_sjlj_exceptions"
+  sjlj=`if test $enableval = yes; then echo 1; else echo 0; fi`
+cat >> confdefs.h <<EOF
+#define CONFIG_SJLJ_EXCEPTIONS $sjlj
+EOF
+
+fi
+
+
+echo $ac_n "checking for main in -lunwind""... $ac_c" 1>&6
+echo "configure:5406: checking for main in -lunwind" >&5
+ac_lib_var=`echo unwind'_'main | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-lunwind  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 5414 "configure"
+#include "confdefs.h"
+
+int main() {
+main()
+; return 0; }
+EOF
+if { (eval echo configure:5421: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  use_libunwind_default=yes
+else
+  echo "$ac_t""no" 1>&6
+use_libunwind_default=no
+fi
+
+# Use libunwind based exception handling.
+# Check whether --enable-libunwind-exceptions or --disable-libunwind-exceptions was given.
+if test "${enable_libunwind_exceptions+set}" = set; then
+  enableval="$enable_libunwind_exceptions"
+  use_libunwind_exceptions=$enableval
+else
+  use_libunwind_exceptions=$use_libunwind_default
+fi
+
+if test x"$use_libunwind_exceptions" = xyes; then
+   cat >> confdefs.h <<\EOF
+#define USE_LIBUNWIND_EXCEPTIONS 1
+EOF
+
+fi
+
+# --------------------------------------------------------
+# Build, host, and target specific configuration fragments
+# --------------------------------------------------------
+
 target_gtfiles=
 build_xm_file=
 build_xm_defines=
@@ -5236,6 +5547,13 @@ else
 	done
 fi
 
+if test x$need_64bit_hwint = xyes; then
+	cat >> confdefs.h <<\EOF
+#define NEED_64BIT_HOST_WIDE_INT 1
+EOF
+
+fi
+
 count=a
 for f in $host_xm_file; do
 	count=${count}x
@@ -5250,6 +5568,7 @@ else
 		echo "	$srcdir/config/$f"
 	done
 fi
+echo "Using ${out_host_hook_obj} for host machine hooks."
 
 if test "$host_xm_file" != "$build_xm_file"; then
 	count=a
@@ -5292,7 +5611,7 @@ fi
 
 # auto-host.h is the file containing items generated by autoconf and is
 # the first file included by config.h.
-# If host=build, it is correct to have hconfig include auto-host.h
+# If host=build, it is correct to have bconfig include auto-host.h
 # as well.  If host!=build, we are in error and need to do more 
 # work to find out the build config parameters.
 if test x$host = x$build
@@ -5324,14 +5643,21 @@ else
 	cd ..
 	rm -rf $tempdir
 	build_auto=auto-build.h
-	FORBUILD=../$build_alias
+	FORBUILD=../build-$build_alias
 fi
 
 
 tm_file="${tm_file} defaults.h"
-host_xm_file="auto-host.h ansidecl.h ${host_xm_file} ${tm_file}"
-build_xm_file="${build_auto} ansidecl.h ${build_xm_file} ${tm_file}"
-xm_file="ansidecl.h ${xm_file} ${tm_file}"
+tm_p_file="${tm_p_file} tm-preds.h"
+host_xm_file="auto-host.h ansidecl.h ${host_xm_file}"
+build_xm_file="${build_auto} ansidecl.h ${build_xm_file}"
+# We don't want ansidecl.h in target files, write code there in ISO/GNU C.
+# put this back in temporarily.
+xm_file="ansidecl.h ${xm_file}"
+
+# --------
+# UNSORTED
+# --------
 
 # Truncate the target if necessary
 if test x$host_truncate_target != x; then
@@ -5388,14 +5714,14 @@ fi
 
             
 echo $ac_n "checking for library containing strerror""... $ac_c" 1>&6
-echo "configure:5392: checking for library containing strerror" >&5
+echo "configure:5718: checking for library containing strerror" >&5
 if eval "test \"`echo '$''{'ac_cv_search_strerror'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_func_search_save_LIBS="$LIBS"
 ac_cv_search_strerror="no"
 cat > conftest.$ac_ext <<EOF
-#line 5399 "configure"
+#line 5725 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -5406,7 +5732,7 @@ int main() {
 strerror()
 ; return 0; }
 EOF
-if { (eval echo configure:5410: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5736: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_strerror="none required"
 else
@@ -5417,7 +5743,7 @@ rm -f conftest*
 test "$ac_cv_search_strerror" = "no" && for i in cposix; do
 LIBS="-l$i  $ac_func_search_save_LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5421 "configure"
+#line 5747 "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
@@ -5428,7 +5754,7 @@ int main() {
 strerror()
 ; return 0; }
 EOF
-if { (eval echo configure:5432: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5758: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_strerror="-l$i"
 break
@@ -5451,12 +5777,12 @@ fi
   
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:5455: checking for working const" >&5
+echo "configure:5781: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5460 "configure"
+#line 5786 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -5505,7 +5831,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:5509: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5835: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -5526,12 +5852,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:5530: checking for off_t" >&5
+echo "configure:5856: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5535 "configure"
+#line 5861 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5559,12 +5885,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:5563: checking for size_t" >&5
+echo "configure:5889: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5568 "configure"
+#line 5894 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5594,19 +5920,19 @@ 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""... $ac_c" 1>&6
-echo "configure:5598: checking for working alloca.h" >&5
+echo "configure:5924: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5603 "configure"
+#line 5929 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:5610: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5936: \"$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
@@ -5627,12 +5953,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:5631: checking for alloca" >&5
+echo "configure:5957: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5636 "configure"
+#line 5962 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -5660,7 +5986,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:5664: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5990: \"$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
@@ -5692,12 +6018,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:5696: checking whether alloca needs Cray hooks" >&5
+echo "configure:6022: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5701 "configure"
+#line 6027 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -5722,12 +6048,12 @@ 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:5726: checking for $ac_func" >&5
+echo "configure:6052: 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 5731 "configure"
+#line 6057 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5750,7 +6076,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5754: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6080: \"$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
@@ -5777,7 +6103,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:5781: checking stack direction for C alloca" >&5
+echo "configure:6107: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5785,7 +6111,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 5789 "configure"
+#line 6115 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -5804,7 +6130,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:5808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6134: \"$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
@@ -5827,12 +6153,12 @@ fi
 
 
     echo $ac_n "checking whether we are using the GNU C Library 2.1 or newer""... $ac_c" 1>&6
-echo "configure:5831: checking whether we are using the GNU C Library 2.1 or newer" >&5
+echo "configure:6157: checking whether we are using the GNU C Library 2.1 or newer" >&5
 if eval "test \"`echo '$''{'ac_cv_gnu_library_2_1'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5836 "configure"
+#line 6162 "configure"
 #include "confdefs.h"
 
 #include <features.h>
@@ -5868,17 +6194,17 @@ stdlib.h string.h unistd.h sys/param.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:5872: checking for $ac_hdr" >&5
+echo "configure:6198: 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 5877 "configure"
+#line 6203 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5882: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6208: \"$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*
@@ -5909,12 +6235,12 @@ getgid getuid mempcpy munmap putenv setenv setlocale stpcpy strchr strcasecmp \
 strdup strtoul tsearch __argz_count __argz_stringify __argz_next
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5913: checking for $ac_func" >&5
+echo "configure:6239: 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 5918 "configure"
+#line 6244 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5937,7 +6263,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5941: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6267: \"$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
@@ -5978,7 +6304,7 @@ fi
 
 
   echo $ac_n "checking for iconv""... $ac_c" 1>&6
-echo "configure:5982: checking for iconv" >&5
+echo "configure:6308: checking for iconv" >&5
 if eval "test \"`echo '$''{'am_cv_func_iconv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5986,7 +6312,7 @@ else
     am_cv_func_iconv="no, consider installing GNU libiconv"
     am_cv_lib_iconv=no
     cat > conftest.$ac_ext <<EOF
-#line 5990 "configure"
+#line 6316 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <iconv.h>
@@ -5996,7 +6322,7 @@ iconv_t cd = iconv_open("","");
        iconv_close(cd);
 ; return 0; }
 EOF
-if { (eval echo configure:6000: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6326: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_func_iconv=yes
 else
@@ -6008,7 +6334,7 @@ rm -f conftest*
       am_save_LIBS="$LIBS"
       LIBS="$LIBS $am_cv_libiconv_ldpath -liconv"
       cat > conftest.$ac_ext <<EOF
-#line 6012 "configure"
+#line 6338 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <iconv.h>
@@ -6018,7 +6344,7 @@ iconv_t cd = iconv_open("","");
          iconv_close(cd);
 ; return 0; }
 EOF
-if { (eval echo configure:6022: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6348: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_lib_iconv=yes
         am_cv_func_iconv=yes
@@ -6039,13 +6365,13 @@ echo "$ac_t""$am_cv_func_iconv" 1>&6
 EOF
 
     echo $ac_n "checking for iconv declaration""... $ac_c" 1>&6
-echo "configure:6043: checking for iconv declaration" >&5
+echo "configure:6369: checking for iconv declaration" >&5
     if eval "test \"`echo '$''{'am_cv_proto_iconv'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
       cat > conftest.$ac_ext <<EOF
-#line 6049 "configure"
+#line 6375 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -6064,7 +6390,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:6068: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6394: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_proto_iconv_arg1=""
 else
@@ -6093,19 +6419,19 @@ EOF
 
    
   echo $ac_n "checking for nl_langinfo and CODESET""... $ac_c" 1>&6
-echo "configure:6097: checking for nl_langinfo and CODESET" >&5
+echo "configure:6423: checking for nl_langinfo and CODESET" >&5
 if eval "test \"`echo '$''{'am_cv_langinfo_codeset'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6102 "configure"
+#line 6428 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 int main() {
 char* cs = nl_langinfo(CODESET);
 ; return 0; }
 EOF
-if { (eval echo configure:6109: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6435: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_langinfo_codeset=yes
 else
@@ -6128,19 +6454,19 @@ EOF
 
    if test $ac_cv_header_locale_h = yes; then
     echo $ac_n "checking for LC_MESSAGES""... $ac_c" 1>&6
-echo "configure:6132: checking for LC_MESSAGES" >&5
+echo "configure:6458: checking for LC_MESSAGES" >&5
 if eval "test \"`echo '$''{'am_cv_val_LC_MESSAGES'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6137 "configure"
+#line 6463 "configure"
 #include "confdefs.h"
 #include <locale.h>
 int main() {
 return LC_MESSAGES
 ; return 0; }
 EOF
-if { (eval echo configure:6144: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6470: \"$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
@@ -6161,7 +6487,7 @@ EOF
     fi
   fi
    echo $ac_n "checking whether NLS is requested""... $ac_c" 1>&6
-echo "configure:6165: checking whether NLS is requested" >&5
+echo "configure:6491: checking whether NLS is requested" >&5
         # Check whether --enable-nls or --disable-nls was given.
 if test "${enable_nls+set}" = set; then
   enableval="$enable_nls"
@@ -6184,7 +6510,7 @@ fi
 EOF
 
       echo $ac_n "checking whether included gettext is requested""... $ac_c" 1>&6
-echo "configure:6188: checking whether included gettext is requested" >&5
+echo "configure:6514: checking whether included gettext is requested" >&5
       # Check whether --with-included-gettext or --without-included-gettext was given.
 if test "${with_included_gettext+set}" = set; then
   withval="$with_included_gettext"
@@ -6204,17 +6530,17 @@ fi
 
 	ac_safe=`echo "libintl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for libintl.h""... $ac_c" 1>&6
-echo "configure:6208: checking for libintl.h" >&5
+echo "configure:6534: checking for libintl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6213 "configure"
+#line 6539 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6218: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6544: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6235,12 +6561,12 @@ if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
 EOF
 
            echo $ac_n "checking for GNU gettext in libc""... $ac_c" 1>&6
-echo "configure:6239: checking for GNU gettext in libc" >&5
+echo "configure:6565: checking for GNU gettext in libc" >&5
 if eval "test \"`echo '$''{'gt_cv_func_gnugettext1_libc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6244 "configure"
+#line 6570 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 extern int _nl_msg_cat_cntr;
@@ -6249,7 +6575,7 @@ bindtextdomain ("", "");
 return (int) gettext ("") + _nl_msg_cat_cntr
 ; return 0; }
 EOF
-if { (eval echo configure:6253: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6579: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gt_cv_func_gnugettext1_libc=yes
 else
@@ -6265,14 +6591,14 @@ echo "$ac_t""$gt_cv_func_gnugettext1_libc" 1>&6
 
 	   if test "$gt_cv_func_gnugettext1_libc" != "yes"; then
 	     echo $ac_n "checking for GNU gettext in libintl""... $ac_c" 1>&6
-echo "configure:6269: checking for GNU gettext in libintl" >&5
+echo "configure:6595: checking for GNU gettext in libintl" >&5
 if eval "test \"`echo '$''{'gt_cv_func_gnugettext1_libintl'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   gt_save_LIBS="$LIBS"
 		LIBS="$LIBS -lintl $LIBICONV"
 		cat > conftest.$ac_ext <<EOF
-#line 6276 "configure"
+#line 6602 "configure"
 #include "confdefs.h"
 #include <libintl.h>
 extern int _nl_msg_cat_cntr;
@@ -6281,7 +6607,7 @@ bindtextdomain ("", "");
 return (int) gettext ("") + _nl_msg_cat_cntr
 ; return 0; }
 EOF
-if { (eval echo configure:6285: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6611: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   gt_cv_func_gnugettext1_libintl=yes
 else
@@ -6314,12 +6640,12 @@ EOF
 	     for ac_func in dcgettext
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6318: checking for $ac_func" >&5
+echo "configure:6644: 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 6323 "configure"
+#line 6649 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6342,7 +6668,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6346: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6672: \"$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
@@ -6371,7 +6697,7 @@ done
 	     	     # Extract the first word of "msgfmt", so it can be a program name with args.
 set dummy msgfmt; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6375: checking for $ac_word" >&5
+echo "configure:6701: 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
@@ -6405,7 +6731,7 @@ 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:6409: checking for $ac_word" >&5
+echo "configure:6735: 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
@@ -6442,7 +6768,7 @@ 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:6446: checking for $ac_word" >&5
+echo "configure:6772: 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
@@ -6492,7 +6818,7 @@ 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:6496: checking for $ac_word" >&5
+echo "configure:6822: 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
@@ -6526,7 +6852,7 @@ 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:6530: checking for $ac_word" >&5
+echo "configure:6856: 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
@@ -6562,7 +6888,7 @@ 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:6566: checking for $ac_word" >&5
+echo "configure:6892: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_XGETTEXT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6634,7 +6960,7 @@ do
 # Extract the first word of "$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:6638: checking for $ac_word" >&5
+echo "configure:6964: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_INTLBISON'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6667,7 +6993,7 @@ done
       ac_verc_fail=yes
     else
             echo $ac_n "checking version of bison""... $ac_c" 1>&6
-echo "configure:6671: checking version of bison" >&5
+echo "configure:6997: checking version of bison" >&5
       ac_prog_version=`$INTLBISON --version 2>&1 | sed -n 's/^.*GNU Bison.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
       case $ac_prog_version in
         '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -6712,7 +7038,7 @@ EOF
 
          if test "x$CATOBJEXT" != x; then
      echo $ac_n "checking for catalogs to be installed""... $ac_c" 1>&6
-echo "configure:6716: checking for catalogs to be installed" >&5
+echo "configure:7042: checking for catalogs to be installed" >&5
      # Look for .po and .gmo files in the source directory.
      CATALOGS=
      XLINGUAS=
@@ -6770,7 +7096,7 @@ fi
 case $host_os in
 	win32 | pe | cygwin* | mingw32* | uwin*)
 echo $ac_n "checking whether windows registry support is requested""... $ac_c" 1>&6
-echo "configure:6774: checking whether windows registry support is requested" >&5
+echo "configure:7100: checking whether windows registry support is requested" >&5
 if test "x$enable_win32_registry" != xno; then
   cat >> confdefs.h <<\EOF
 #define ENABLE_WIN32_REGISTRY 1
@@ -6779,14 +7105,14 @@ EOF
   echo "$ac_t""yes" 1>&6
   
 echo $ac_n "checking for library containing RegOpenKeyExA""... $ac_c" 1>&6
-echo "configure:6783: checking for library containing RegOpenKeyExA" >&5
+echo "configure:7109: checking for library containing RegOpenKeyExA" >&5
 if eval "test \"`echo '$''{'ac_cv_search_RegOpenKeyExA'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_func_search_save_LIBS="$LIBS"
 ac_cv_search_RegOpenKeyExA="no"
 cat > conftest.$ac_ext <<EOF
-#line 6790 "configure"
+#line 7116 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -6797,7 +7123,7 @@ int main() {
 RegOpenKeyExA()
 ; return 0; }
 EOF
-if { (eval echo configure:6801: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7127: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_RegOpenKeyExA="none required"
 else
@@ -6808,7 +7134,7 @@ rm -f conftest*
 test "$ac_cv_search_RegOpenKeyExA" = "no" && for i in advapi32; do
 LIBS="-l$i  $ac_func_search_save_LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6812 "configure"
+#line 7138 "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
@@ -6819,7 +7145,7 @@ int main() {
 RegOpenKeyExA()
 ; return 0; }
 EOF
-if { (eval echo configure:6823: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7149: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_search_RegOpenKeyExA="-l$i"
 break
@@ -6861,7 +7187,7 @@ esac
 
 if test "x$enable_win32_registry" != xno; then
   echo $ac_n "checking registry key on windows hosts""... $ac_c" 1>&6
-echo "configure:6865: checking registry key on windows hosts" >&5
+echo "configure:7191: checking registry key on windows hosts" >&5
   cat >> confdefs.h <<EOF
 #define WIN32_REGISTRY_KEY "$gcc_cv_win32_registry_key"
 EOF
@@ -6903,6 +7229,8 @@ do
 	fi
 done
 
+symbolic_link='ln -s'
+
 # If the host doesn't support symlinks, modify CC in
 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
 # Otherwise, we can use "CC=$(CC)".
@@ -6943,7 +7271,11 @@ done
 
 tm_p_file_list=
 for f in $tm_p_file; do
-    tm_p_file_list="${tm_p_file_list} \$(srcdir)/config/$f"
+  case $f in
+    tm-preds.h )
+       tm_p_file_list="${tm_p_file_list} $f" ;;
+    *) tm_p_file_list="${tm_p_file_list} \$(srcdir)/config/$f" ;;
+  esac
 done
 
 host_xm_file_list=
@@ -6987,6 +7319,9 @@ then
 	    | powerpc*-*-*,powerpc64*-*-*)
 		CROSS="$CROSS -DNATIVE_CROSS" ;;
 	esac
+elif test "x$TARGET_SYSTEM_ROOT" != x; then
+        # This is just $(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)
+        SYSTEM_HEADER_DIR='$(CROSS_SYSTEM_HEADER_DIR)'
 fi
 
 # If this is a cross-compiler that does not
@@ -6997,26 +7332,21 @@ fi
 # This prevents libgcc2 from containing any code which requires libc
 # support.
 inhibit_libc=
-if test x$host != x$target && test x$with_headers = x; then
+if { test x$host != x$target && test "x$with_headers" = x &&
+     test "x$with_sysroot" = x ; } || test x$with_newlib = xyes ; then
        inhibit_libc=-Dinhibit_libc
-else
-       if test x$with_newlib = xyes; then
-               inhibit_libc=-Dinhibit_libc
-       fi
 fi
 
 
 # When building gcc with a cross-compiler, we need to adjust things so
 # that the generator programs are still built with the native compiler.
 # Also, we cannot run fixincludes or fix-header.
-# Note that the terminology here is wrong; it should be BUILD_* throughout.
-# FIXME.
 
 # These are the normal (build=host) settings:
 BUILD_PREFIX=			
 BUILD_PREFIX_1=ignore-		
-HOST_CC='$(CC)'			
-HOST_CFLAGS='$(ALL_CFLAGS)'	
+BUILD_CC='$(CC)'		
+BUILD_CFLAGS='$(ALL_CFLAGS)'	
 
 STMP_FIXINC=stmp-fixinc		
 STMP_FIXPROTO=stmp-fixproto	
@@ -7026,11 +7356,13 @@ if test x$build != x$host
 then
     BUILD_PREFIX=build-
     BUILD_PREFIX_1=build-
-    HOST_CC='$(CC_FOR_BUILD)'
-    HOST_CFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS_FOR_BUILD) $(XCFLAGS)'
+    BUILD_CC='$(CC_FOR_BUILD)'
+    BUILD_CFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS_FOR_BUILD) $(XCFLAGS)'
 
-    STMP_FIXINC=
-    STMP_FIXPROTO=
+    if test "x$TARGET_SYSTEM_ROOT" = x; then
+	STMP_FIXINC=
+	STMP_FIXPROTO=
+    fi
 fi
 
 # Expand extra_headers to include complete path.
@@ -7046,41 +7378,30 @@ else
 	done
 fi
 
-if test x$use_collect2 = xno; then
-	use_collect2=
-fi
-
 # Add a definition of USE_COLLECT2 if system wants one.
-if test x$use_collect2 != x
-then
-	host_xm_defines="${host_xm_defines} USE_COLLECT2"
-	xm_defines="${xm_defines} USE_COLLECT2"
-fi
-
-# If we have gas in the build tree, make a link to it.
-if test -f ../gas/Makefile; then
-	rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
-fi
-
-# If we have nm and objdump in the build tree, make a link to them.
-if test -f ../binutils/Makefile; then
-	rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
-	rm -f objdump; $symbolic_link ../binutils/objdump$host_exeext objdump$host_exeext 2>/dev/null
-fi
-
-# If we have ld in the build tree, make a link to it.
-if test -f ../ld/Makefile; then
-	rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
-fi
+case $use_collect2 in
+  no) use_collect2= ;;
+  "") ;;
+  *) 
+    host_xm_defines="${host_xm_defines} USE_COLLECT2"
+    xm_defines="${xm_defines} USE_COLLECT2"
+    ;;
+esac
 
-# Figure out what assembler we will be using.
+# Identify the assembler which will work hand-in-glove with the newly
+# built GCC, so that we can examine its features.  This is the assembler
+# which will be driven by the driver program.
+#
+# If build != host, and we aren't building gas in-tree, we identify a
+# build->target assembler and hope that it will have the same features
+# as the host->target assembler we'll be using.
 echo $ac_n "checking what assembler to use""... $ac_c" 1>&6
-echo "configure:7079: checking what assembler to use" >&5
+echo "configure:7400: checking what assembler to use" >&5
+in_tree_gas=no
 gcc_cv_as=
 gcc_cv_gas_major_version=
 gcc_cv_gas_minor_version=
 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
-gcc_cv_as_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
 if test -x "$DEFAULT_ASSEMBLER"; then
 	gcc_cv_as="$DEFAULT_ASSEMBLER"
 elif test -x "$AS"; then
@@ -7088,18 +7409,26 @@ elif test -x "$AS"; then
 elif test -x as$host_exeext; then
 	# Build using assembler in the current directory.
 	gcc_cv_as=./as$host_exeext
-elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
-	# Single tree build which includes gas.
-	for f in $gcc_cv_as_bfd_srcdir/configure $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
-	do
-		gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
-		if test x$gcc_cv_gas_version != x; then
-			break
-		fi
-	done
-	gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
-	gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
-	gcc_cv_gas_patch_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.[0-9]*\.\([0-9]*\)"`
+elif test -f $gcc_cv_as_gas_srcdir/configure.in \
+     && test -f ../gas/Makefile; then
+  # Single tree build which includes gas.
+  in_tree_gas=yes
+  gcc_cv_as_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
+for f in $gcc_cv_as_bfd_srcdir/configure \
+         $gcc_cv_as_gas_srcdir/configure \
+         $gcc_cv_as_gas_srcdir/configure.in \
+         $gcc_cv_as_gas_srcdir/Makefile.in ; do
+  gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
+  if test x$gcc_cv_gas_version != x; then
+    break
+  fi
+done
+gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
+gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
+gcc_cv_gas_patch_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.[0-9]*\.\([0-9]*\)"`
+
+  rm -f as$host_exeext
+  $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
 fi
 
 if test "x$gcc_cv_as" = x; then
@@ -7161,15 +7490,25 @@ if test "x$gcc_cv_as" = x; then
 		fi
 	done
 fi
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-  echo "$ac_t"""newly built gas"" 1>&6
-else
-  echo "$ac_t""$gcc_cv_as" 1>&6
-fi
+case $in_tree_gas in
+  yes)
+    echo "$ac_t"""newly built gas"" 1>&6
+    ;;
+  no)
+    echo "$ac_t""$gcc_cv_as" 1>&6
+    ;;
+esac
 
-# Figure out what linker we will be using.
+# Identify the linker which will work hand-in-glove with the newly
+# built GCC, so that we can examine its features.  This is the linker
+# which will be driven by the driver program.
+#
+# If build != host, and we aren't building gas in-tree, we identify a
+# build->target linker and hope that it will have the same features
+# as the host->target linker we'll be using.
 echo $ac_n "checking what linker to use""... $ac_c" 1>&6
-echo "configure:7173: checking what linker to use" >&5
+echo "configure:7511: checking what linker to use" >&5
+in_tree_ld=no
 gcc_cv_ld=
 gcc_cv_gld_major_version=
 gcc_cv_gld_minor_version=
@@ -7179,11 +7518,13 @@ if test -x "$DEFAULT_LINKER"; then
 	gcc_cv_ld="$DEFAULT_LINKER"
 elif test -x "$LD"; then
 	gcc_cv_ld="$LD"
-elif test -x ld$host_exeext; then
+elif test -x collect-ld$host_exeext; then
 	# Build using linker in the current directory.
-	gcc_cv_ld=./ld$host_exeext
-elif test -f $gcc_cv_ld_gld_srcdir/configure.in -a -f ../ld/Makefile; then
+	gcc_cv_ld=./collect-ld$host_exeext
+elif test -f $gcc_cv_ld_gld_srcdir/configure.in \
+     && test -f ../ld/Makefile; then
 	# Single tree build which includes ld.
+	in_tree_ld=yes
 	for f in $gcc_cv_ld_bfd_srcdir/configure $gcc_cv_ld_gld_srcdir/configure $gcc_cv_ld_gld_srcdir/configure.in $gcc_cv_ld_gld_srcdir/Makefile.in
 	do
 		gcc_cv_gld_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
@@ -7193,6 +7534,9 @@ elif test -f $gcc_cv_ld_gld_srcdir/configure.in -a -f ../ld/Makefile; then
 	done
 	gcc_cv_gld_major_version=`expr "$gcc_cv_gld_version" : "VERSION=\([0-9]*\)"`
 	gcc_cv_gld_minor_version=`expr "$gcc_cv_gld_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
+	rm -f collect-ld$host_exeext
+	$symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext \
+		2>/dev/null
 fi
 
 if test "x$gcc_cv_ld" = x; then
@@ -7254,59 +7598,100 @@ if test "x$gcc_cv_ld" = x; then
 		fi
 	done
 fi
-if test x$gcc_cv_gld_major_version != x -a x$gcc_cv_gld_minor_version != x; then
-  echo "$ac_t"""newly built ld"" 1>&6
-else
-  echo "$ac_t""$gcc_cv_ld" 1>&6
-fi
+case $in_tree_ld in
+  yes)
+    echo "$ac_t"""newly built ld"" 1>&6
+    ;;
+  no)
+    echo "$ac_t""$gcc_cv_ld" 1>&6
+    ;;
+esac
 
 # Figure out what nm we will be using.
+gcc_cv_binutils_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/binutils
 echo $ac_n "checking what nm to use""... $ac_c" 1>&6
-echo "configure:7266: checking what nm to use" >&5
+echo "configure:7614: checking what nm to use" >&5
+in_tree_nm=no
 if test -x nm$host_exeext; then
 	gcc_cv_nm=./nm$host_exeext
+elif test -f $gcc_cv_binutils_srcdir/configure.in \
+     && test -f ../binutils/Makefile; then
+	# Single tree build which includes binutils.
+	in_tree_nm=yes
+	gcc_cv_nm=./nm$host_exeext
+	rm -f nm$host_exeext
+	$symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
 elif test "x$program_prefix" != xNONE; then
 	gcc_cv_nm=${program_prefix}nm$host_exeext
 else
 	gcc_cv_nm=`echo nm | sed ${program_transform_name}`$host_exeext
 fi
-echo "$ac_t""$gcc_cv_nm" 1>&6
+case $in_tree_nm in
+  yes) echo "$ac_t"""newly built nm"" 1>&6 ;;
+  no)  echo "$ac_t""$gcc_cv_nm" 1>&6 ;;
+esac
 
 # Figure out what objdump we will be using.
 echo $ac_n "checking what objdump to use""... $ac_c" 1>&6
-echo "configure:7278: checking what objdump to use" >&5
+echo "configure:7637: checking what objdump to use" >&5
+in_tree_objdump=no
 if test -x objdump$host_exeext; then
 	gcc_cv_objdump=./objdump$host_exeext
+elif test -f $gcc_cv_binutils_srcdir/configure.in \
+     && test -f ../binutils/Makefile; then
+	# Single tree build which includes binutils.
+	in_tree_objdump=yes
+	gcc_cv_objdump=./objdump$host_exeext
+	rm -f objdump$host_exeext
+	$symbolic_link ../binutils/objdump$host_exeext \
+		objdump$host_exeext 2>/dev/null
 elif test "x$program_prefix" != xNONE; then
 	gcc_cv_objdump=${program_prefix}objdump$host_exeext
 else
-	gcc_cv_objdump=`echo objdump | sed ${program_transform_name}`$host_exeext
+	gcc_cv_objdump=`echo objdump | \
+		sed ${program_transform_name}`$host_exeext
 fi
-echo "$ac_t""$gcc_cv_objdump" 1>&6
+case $in_tree_objdump in
+  yes) echo "$ac_t"""newly built objdump"" 1>&6 ;;
+  no)  echo "$ac_t""$gcc_cv_objdump" 1>&6 ;;
+esac
 
 # Figure out what assembler alignment features are present.
 echo $ac_n "checking assembler alignment features""... $ac_c" 1>&6
-echo "configure:7290: checking assembler alignment features" >&5
+echo "configure:7662: checking assembler alignment features" >&5
 gcc_cv_as_alignment_features=none
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-	# Gas version 2.6 and later support for .balign and .p2align.
-	# bytes to skip when using .p2align.
-	if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
-		gcc_cv_as_alignment_features=".balign and .p2align"
-		cat >> confdefs.h <<\EOF
+if test $in_tree_gas = yes; then
+  # Gas version 2.6 and later support for .balign and .p2align.
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 6 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    gcc_cv_as_alignment_features=".balign and .p2align"
+    cat >> confdefs.h <<\EOF
 #define HAVE_GAS_BALIGN_AND_P2ALIGN 1
 EOF
 
-	fi
-	# Gas version 2.8 and later support specifying the maximum
-	# bytes to skip when using .p2align.
-	if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
-		gcc_cv_as_alignment_features=".p2align including maximum skip"
-		cat >> confdefs.h <<\EOF
+  
+
+fi
+
+  # Gas version 2.8 and later support specifying the maximum
+  # bytes to skip when using .p2align.
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 8 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    gcc_cv_as_alignment_features=".p2align including maximum skip"
+    cat >> confdefs.h <<\EOF
 #define HAVE_GAS_MAX_SKIP_P2ALIGN 1
 EOF
 
-	fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x; then
 	# Check if we have .balign and .p2align
 	echo ".balign  4" > conftest.s
@@ -7334,12 +7719,21 @@ fi
 echo "$ac_t""$gcc_cv_as_alignment_features" 1>&6
 
 echo $ac_n "checking assembler subsection support""... $ac_c" 1>&6
-echo "configure:7338: checking assembler subsection support" >&5
+echo "configure:7723: checking assembler subsection support" >&5
 gcc_cv_as_subsections=no
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-  if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 9 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
-    gcc_cv_as_subsections="working .subsection -1"
-  fi
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 9 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
+      gcc_cv_as_subsections="working .subsection -1"
+    fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x; then
 	# Check if we have .subsection
 	echo ".subsection 1" > conftest.s
@@ -7374,12 +7768,19 @@ fi
 echo "$ac_t""$gcc_cv_as_subsections" 1>&6
 
 echo $ac_n "checking assembler weak support""... $ac_c" 1>&6
-echo "configure:7378: checking assembler weak support" >&5
+echo "configure:7772: checking assembler weak support" >&5
 gcc_cv_as_weak=no
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-  if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 2 -o "$gcc_cv_gas_major_version" -gt 2; then
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 2 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
     gcc_cv_as_weak="yes"
-  fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x; then
 	# Check if we have .weak
 	echo "	.weak foobar" > conftest.s
@@ -7397,18 +7798,23 @@ fi
 echo "$ac_t""$gcc_cv_as_weak" 1>&6
 
 echo $ac_n "checking assembler hidden support""... $ac_c" 1>&6
-echo "configure:7401: checking assembler hidden support" >&5
+echo "configure:7802: checking assembler hidden support" >&5
 gcc_cv_as_hidden=no
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-  if test "$gcc_cv_gas_major_version" -eq 2	\
-	  -a "$gcc_cv_gas_minor_version" -eq 12	\
-	  -a "$gcc_cv_gas_patch_version" -ge 1	\
-	  -o "$gcc_cv_gas_major_version" -eq 2	\
-	  -a "$gcc_cv_gas_minor_version" -gt 12	\
-	  -o "$gcc_cv_gas_major_version" -gt 2	\
-    && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
-    gcc_cv_as_hidden="yes"
-  fi
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& (test $gcc_cv_gas_minor_version -gt 12 \
+    || (test $gcc_cv_gas_minor_version -eq 12 \
+        && test $gcc_cv_gas_patch_version -ge 1 )) \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
+      gcc_cv_as_hidden="yes"
+    fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x; then
 	# Check if we have .hidden
 	echo "	.hidden foobar" > conftest.s
@@ -7458,10 +7864,14 @@ fi
 echo "$ac_t""$gcc_cv_as_hidden" 1>&6
 libgcc_visibility=$gcc_cv_as_hidden
 case "$target" in
-  mips-sgi-irix6*o32)
+  mips-sgi-irix6*)
     if test x"$gnu_ld_flag" = x"no"; then
       # Even if using gas with .hidden support, the resulting object files
-      # cannot be linked with the IRIX 6 O32 linker.
+      # cannot be linked with the IRIX 6 O32 linker.  With the N32 and
+      # N64 linkers, the problem is that the linker refuses to accept
+      # -call_shared (passed by default to the linker) and -r (used to
+      # link the object file generated without .hidden directives with
+      # one that hides symbols), so we also lose.
       libgcc_visibility=no
     fi
     ;;
@@ -7469,12 +7879,21 @@ esac
 
 
 echo $ac_n "checking assembler leb128 support""... $ac_c" 1>&6
-echo "configure:7473: checking assembler leb128 support" >&5
+echo "configure:7883: checking assembler leb128 support" >&5
 gcc_cv_as_leb128=no
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-  if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 11 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
-    gcc_cv_as_leb128="yes"
-  fi
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 11 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
+      gcc_cv_as_leb128="yes"
+    fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x; then
 	# Check if we have .[us]leb128, and support symbol arithmetic with it.
 	cat > conftest.s <<EOF
@@ -7514,12 +7933,21 @@ fi
 echo "$ac_t""$gcc_cv_as_leb128" 1>&6
 
 echo $ac_n "checking assembler eh_frame optimization""... $ac_c" 1>&6
-echo "configure:7518: checking assembler eh_frame optimization" >&5
+echo "configure:7937: checking assembler eh_frame optimization" >&5
 gcc_cv_as_eh_frame=no
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-  if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 12 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
-    gcc_cv_as_eh_frame="yes"
-  fi
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 12 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
+      gcc_cv_as_eh_frame="yes"
+    fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x; then
 	# Check if this is GAS.
 	as_ver=`$gcc_cv_as --version < /dev/null 2> /dev/null | head -1`
@@ -7595,12 +8023,21 @@ fi
 echo "$ac_t""$gcc_cv_as_eh_frame" 1>&6
 
 echo $ac_n "checking assembler section merging support""... $ac_c" 1>&6
-echo "configure:7599: checking assembler section merging support" >&5
+echo "configure:8027: checking assembler section merging support" >&5
 gcc_cv_as_shf_merge=no
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-  if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 12 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
-    gcc_cv_as_shf_merge=yes
-  fi
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 12 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
+      gcc_cv_as_shf_merge=yes
+    fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x; then
 	# Check if we support SHF_MERGE sections
 	echo '.section .rodata.str, "aMS", @progbits, 1' > conftest.s
@@ -7618,7 +8055,7 @@ fi
 echo "$ac_t""$gcc_cv_as_shf_merge" 1>&6
 
 echo $ac_n "checking assembler thread-local storage support""... $ac_c" 1>&6
-echo "configure:7622: checking assembler thread-local storage support" >&5
+echo "configure:8059: checking assembler thread-local storage support" >&5
 gcc_cv_as_tls=no
 conftest_s=
 tls_first_major=
@@ -7696,16 +8133,55 @@ foo:	data8	25
 	tls_first_major=2
 	tls_first_minor=13
 	;;
+  s390-*-*)
+    conftest_s='
+	.section ".tdata","awT",@progbits
+foo:	.long	25
+	.text
+	.long	foo@TLSGD
+	.long	foo@TLSLDM
+	.long	foo@DTPOFF
+	.long	foo@NTPOFF
+	.long	foo@GOTNTPOFF
+	.long	foo@INDNTPOFF
+	l	%r1,foo@GOTNTPOFF(%r12)
+	l	%r1,0(%r1):tls_load:foo
+	bas	%r14,0(%r1,%r13):tls_gdcall:foo
+	bas	%r14,0(%r1,%r13):tls_ldcall:foo'
+	tls_first_major=2
+	tls_first_minor=14
+	;;
+  s390x-*-*)
+    conftest_s='
+	.section ".tdata","awT",@progbits
+foo:	.long	25
+	.text
+	.quad	foo@TLSGD
+	.quad	foo@TLSLDM
+	.quad	foo@DTPOFF
+	.quad	foo@NTPOFF
+	.quad	foo@GOTNTPOFF
+	lg	%r1,foo@GOTNTPOFF(%r12)
+	larl	%r1,foo@INDNTPOFF
+	brasl	%r14,__tls_get_offset@PLT:tls_gdcall:foo
+	brasl	%r14,__tls_get_offset@PLT:tls_ldcall:foo'
+	tls_first_major=2
+	tls_first_minor=14
+	;;
 esac
 if test -z "$tls_first_major"; then
   :
-elif test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x
-then
-  if test "$gcc_cv_gas_major_version" -eq "$tls_first_major" \
-	  -a "$gcc_cv_gas_minor_version" -ge "$tls_first_minor" \
-	  -o "$gcc_cv_gas_major_version" -gt "$tls_first_major"; then
+elif test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq $tls_first_major \
+&& test $gcc_cv_gas_minor_version -ge $tls_first_minor \
+|| test $gcc_cv_gas_major_version -gt $tls_first_major ; then
+
+
     gcc_cv_as_tls=yes
-  fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x; then
   echo "$conftest_s" > conftest.s
   if $gcc_cv_as --fatal-warnings -o conftest.o conftest.s > /dev/null 2>&1
@@ -7726,20 +8202,23 @@ case "$target" in
   # All TARGET_ABI_OSF targets.
   alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*)
     echo $ac_n "checking assembler supports explicit relocations""... $ac_c" 1>&6
-echo "configure:7730: checking assembler supports explicit relocations" >&5
+echo "configure:8206: checking assembler supports explicit relocations" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_explicit_relocs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	gcc_cv_as_explicit_relocs=unknown
-	if test x$gcc_cv_gas_major_version != x \
-		-a x$gcc_cv_gas_minor_version != x
-	then
-	   if test "$gcc_cv_gas_major_version" -eq 2 \
-	           -a "$gcc_cv_gas_minor_version" -ge 12 \
-	           -o "$gcc_cv_gas_major_version" -gt 2; then
+	if test $in_tree_gas = yes ; then
+            if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 12 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
 	      gcc_cv_as_explicit_relocs=yes
-	   fi
+	   
+
+fi
+
 	elif test x$gcc_cv_as != x; then
 	    cat > conftest.s << 'EOF'
 	.set nomacro
@@ -7776,7 +8255,7 @@ EOF
     ;;
   sparc*-*-*)
     echo $ac_n "checking assembler .register pseudo-op support""... $ac_c" 1>&6
-echo "configure:7780: checking assembler .register pseudo-op support" >&5
+echo "configure:8259: checking assembler .register pseudo-op support" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_register_pseudo_op'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7804,7 +8283,7 @@ EOF
     fi
 
     echo $ac_n "checking assembler supports -relax""... $ac_c" 1>&6
-echo "configure:7808: checking assembler supports -relax" >&5
+echo "configure:8287: checking assembler supports -relax" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_relax_opt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7832,7 +8311,7 @@ EOF
     fi
 
     echo $ac_n "checking assembler and linker support unaligned pc related relocs""... $ac_c" 1>&6
-echo "configure:7836: checking assembler and linker support unaligned pc related relocs" >&5
+echo "configure:8315: checking assembler and linker support unaligned pc related relocs" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_sparc_ua_pcrel'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7859,7 +8338,7 @@ EOF
     fi
 
     echo $ac_n "checking assembler and linker support unaligned pc related relocs against hidden symbols""... $ac_c" 1>&6
-echo "configure:7863: checking assembler and linker support unaligned pc related relocs against hidden symbols" >&5
+echo "configure:8342: checking assembler and linker support unaligned pc related relocs against hidden symbols" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_sparc_ua_pcrel_hidden'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7899,7 +8378,7 @@ EOF
     fi
 
     echo $ac_n "checking for assembler offsetable %lo() support""... $ac_c" 1>&6
-echo "configure:7903: checking for assembler offsetable %lo() support" >&5
+echo "configure:8382: checking for assembler offsetable %lo() support" >&5
 if eval "test \"`echo '$''{'gcc_cv_as_offsetable_lo10'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7938,12 +8417,19 @@ EOF
 
   i[34567]86-*-* | x86_64-*-*)
     echo $ac_n "checking assembler instructions""... $ac_c" 1>&6
-echo "configure:7942: checking assembler instructions" >&5
+echo "configure:8421: checking assembler instructions" >&5
     gcc_cv_as_instructions=
-    if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
-      if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 9 -o "$gcc_cv_gas_major_version" -gt 2; then
+    if test $in_tree_gas = yes ; then 
+       if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 9 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
 	gcc_cv_as_instructions="filds fists"
-      fi
+      
+
+fi
+
     elif test x$gcc_cv_as != x; then
 	set "filds fists" "filds mem; fists mem"
 	while test $# -gt 0
@@ -7965,15 +8451,19 @@ EOF
     echo "$ac_t""$gcc_cv_as_instructions" 1>&6
 
     echo $ac_n "checking assembler GOTOFF in data directives""... $ac_c" 1>&6
-echo "configure:7969: checking assembler GOTOFF in data directives" >&5
+echo "configure:8455: checking assembler GOTOFF in data directives" >&5
     gcc_cv_as_gotoff_in_data=no
-    if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x
-    then
-      if test "$gcc_cv_gas_major_version" -eq 2 \
-	 -a "$gcc_cv_gas_minor_version" -ge 11 \
-	 -o "$gcc_cv_gas_major_version" -gt 2; then
+    if test $in_tree_gas = yes ; then
+       if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 11 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
 	gcc_cv_as_gotoff_in_data=yes
-      fi
+      
+
+fi
+
     elif test x$gcc_cv_as != x; then
 	cat > conftest.s <<EOF
 	.text
@@ -7992,10 +8482,55 @@ EOF
 
     echo "$ac_t""$gcc_cv_as_gotoff_in_data" 1>&6
     ;;
+
+  ia64*-*-*)
+    echo $ac_n "checking assembler supports ltoffx and ldxmov""... $ac_c" 1>&6
+echo "configure:8489: checking assembler supports ltoffx and ldxmov" >&5
+if eval "test \"`echo '$''{'gcc_cv_as_ltoffx_ldxmov_relocs'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  
+	gcc_cv_as_ltoffx_ldxmov_relocs=unknown
+	if test $in_tree_gas = yes ; then
+           if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 14 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+	    gcc_cv_as_ltoffx_ldxmov_relocs=yes
+          
+
+fi
+
+	elif test x$gcc_cv_as != x; then
+	    cat > conftest.s << 'EOF'
+	.text
+	addl r15 = @ltoffx(x#), gp
+	;;
+	ld8.mov r16 = [r15], x#
+EOF
+	    if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
+		gcc_cv_as_ltoffx_ldxmov_relocs=yes
+	    else
+		gcc_cv_as_ltoffx_ldxmov_relocs=no
+	    fi
+	    rm -f conftest.s conftest.o
+	fi
+    
+fi
+
+echo "$ac_t""$gcc_cv_as_ltoffx_ldxmov_relocs" 1>&6
+    if test "x$gcc_cv_as_ltoffx_ldxmov_relocs" = xyes; then
+	cat >> confdefs.h <<\EOF
+#define HAVE_AS_LTOFFX_LDXMOV_RELOCS 1
+EOF
+
+    fi
+    ;;
 esac
 
 echo $ac_n "checking assembler dwarf2 debug_line support""... $ac_c" 1>&6
-echo "configure:7999: checking assembler dwarf2 debug_line support" >&5
+echo "configure:8534: checking assembler dwarf2 debug_line support" >&5
 gcc_cv_as_dwarf2_debug_line=no
 # ??? Not all targets support dwarf2 debug_line, even within a version
 # of gas.  Moreover, we need to emit a valid instruction to trigger any
@@ -8004,22 +8539,28 @@ gcc_cv_as_dwarf2_debug_line=no
 # ??? Once 2.11 is released, probably need to add first known working
 # version to the per-target configury.
 case "$target" in
-  i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* | x86_64*-*-* | hppa*-*-*)
+  i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* \
+  | x86_64*-*-* | hppa*-*-* | arm*-*-* | strongarm*-*-* | xscale*-*-*)
     insn="nop"
     ;;
   ia64*-*-*)
     insn="nop 0"
     ;;
   esac
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x;
-then
-  if test "$gcc_cv_gas_major_version" -eq 2 \
-	-a "$gcc_cv_gas_minor_version" -ge 11 \
-	-o "$gcc_cv_gas_major_version" -gt 2 \
-     && grep 'obj_format = elf' ../gas/Makefile > /dev/null \
-     && test x"$insn" != x ; then
-    gcc_cv_as_dwarf2_debug_line="yes"
-  fi
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 11 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
+        && test x"$insn" != x ; then
+      gcc_cv_as_dwarf2_debug_line="yes"
+    fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x -a x"$insn" != x ; then
 	echo '	.file 1 "conftest.s"' > conftest.s
 	echo '	.loc 1 3 0' >> conftest.s
@@ -8051,17 +8592,22 @@ fi
 echo "$ac_t""$gcc_cv_as_dwarf2_debug_line" 1>&6
 
 echo $ac_n "checking assembler --gdwarf2 support""... $ac_c" 1>&6
-echo "configure:8055: checking assembler --gdwarf2 support" >&5
+echo "configure:8596: checking assembler --gdwarf2 support" >&5
 gcc_cv_as_gdwarf2_flag=no
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x;
-then
-  if test "$gcc_cv_gas_major_version" -eq 2 \
-	-a "$gcc_cv_gas_minor_version" -ge 11 \
-	-o "$gcc_cv_gas_major_version" -gt 2 \
-     && grep 'obj_format = elf' ../gas/Makefile > /dev/null \
-     && test x"$insn" != x ; then
-    gcc_cv_as_gdwarf2_flag="yes"
-  fi
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 11 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
+        && test x"$insn" != x ; then
+      gcc_cv_as_gdwarf2_flag="yes"
+    fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x -a x"$insn" != x ; then
 	echo '' > conftest.s
 	# ??? This fails with non-gnu grep.
@@ -8080,17 +8626,22 @@ fi
 echo "$ac_t""$gcc_cv_as_gdwarf2_flag" 1>&6
 
 echo $ac_n "checking assembler --gstabs support""... $ac_c" 1>&6
-echo "configure:8084: checking assembler --gstabs support" >&5
+echo "configure:8630: checking assembler --gstabs support" >&5
 gcc_cv_as_gstabs_flag=no
-if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x;
-then
-  if test "$gcc_cv_gas_major_version" -eq 2 \
-	-a "$gcc_cv_gas_minor_version" -ge 11 \
-	-o "$gcc_cv_gas_major_version" -gt 2 \
-     && grep 'obj_format = elf' ../gas/Makefile > /dev/null \
-     && test x"$insn" != x ; then
-    gcc_cv_as_gstabs_flag="yes"
-  fi
+if test $in_tree_gas = yes ; then
+   if test $gcc_cv_gas_major_version -eq 2 \
+&& test $gcc_cv_gas_minor_version -ge 11 \
+|| test $gcc_cv_gas_major_version -gt 2 ; then
+
+
+    if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
+        && test x"$insn" != x ; then
+      gcc_cv_as_gstabs_flag="yes"
+    fi
+  
+
+fi
+
 elif test x$gcc_cv_as != x -a x"$insn" != x ; then
 	echo '' > conftest.s
 	# ??? This fails with non-gnu grep.
@@ -8107,10 +8658,48 @@ EOF
 fi
 echo "$ac_t""$gcc_cv_as_gstabs_flag" 1>&6
 
+echo $ac_n "checking linker read-only and read-write section mixing""... $ac_c" 1>&6
+echo "configure:8663: checking linker read-only and read-write section mixing" >&5
+gcc_cv_ld_ro_rw_mix=unknown
+if test $in_tree_ld = yes ; then
+  if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
+    gcc_cv_ld_ro_rw_mix=read-write
+  fi
+elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x -a x$gcc_cv_objdump != x ; then
+  echo '.section "myfoosect", "a"' > conftest1.s
+  echo '.section "myfoosect", "aw"' > conftest2.s
+  echo '.byte 1' >> conftest2.s
+  echo '.section "myfoosect", "a"' > conftest3.s
+  echo '.byte 0' >> conftest3.s
+  if $gcc_cv_as -o conftest1.o conftest1.s > /dev/null 2>&1 \
+     && $gcc_cv_as -o conftest2.o conftest2.s > /dev/null 2>&1 \
+     && $gcc_cv_as -o conftest3.o conftest3.s > /dev/null 2>&1 \
+     && $gcc_cv_ld -shared -o conftest1.so conftest1.o \
+	conftest2.o conftest3.o; then
+    gcc_cv_ld_ro_rw_mix=`$gcc_cv_objdump -h conftest1.so \
+			 | grep -A1 myfoosect`
+    if echo "$gcc_cv_ld_ro_rw_mix" | grep CONTENTS > /dev/null; then
+      if echo "$gcc_cv_ld_ro_rw_mix" | grep READONLY > /dev/null; then
+	gcc_cv_ld_ro_rw_mix=read-only
+      else
+	gcc_cv_ld_ro_rw_mix=read-write
+      fi
+    fi
+  fi
+  rm -f conftest.* conftest[123].*
+fi
+if test x$gcc_cv_ld_ro_rw_mix = xread-write; then
+	cat >> confdefs.h <<\EOF
+#define HAVE_LD_RO_RW_SECTION_MIXING 1
+EOF
+
+fi
+echo "$ac_t""$gcc_cv_ld_ro_rw_mix" 1>&6
+
 echo $ac_n "checking linker PT_GNU_EH_FRAME support""... $ac_c" 1>&6
-echo "configure:8112: checking linker PT_GNU_EH_FRAME support" >&5
+echo "configure:8701: checking linker PT_GNU_EH_FRAME support" >&5
 gcc_cv_ld_eh_frame_hdr=no
-if test x$gcc_cv_gld_major_version != x -a x$gcc_cv_gld_minor_version != x; then
+if test $in_tree_ld = yes ; then
   if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
     gcc_cv_ld_eh_frame_hdr=yes
   fi
@@ -8132,7 +8721,7 @@ echo "$ac_t""$gcc_cv_ld_eh_frame_hdr" 1>&6
 case "$target" in
   mips*-*-*)
     echo $ac_n "checking whether libgloss uses STARTUP directives consistently""... $ac_c" 1>&6
-echo "configure:8136: checking whether libgloss uses STARTUP directives consistently" >&5
+echo "configure:8725: checking whether libgloss uses STARTUP directives consistently" >&5
     gcc_cv_mips_libgloss_startup=no
     gcc_cv_libgloss_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/libgloss
     if test "x$exec_prefix" = xNONE; then
@@ -8161,7 +8750,8 @@ EOF
     ;;
 esac
 
-if test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then
+if test x$with_sysroot = x && test x$host = x$target \
+   && test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then
   cat >> confdefs.h <<EOF
 #define PREFIX_INCLUDE_DIR "$prefix/include"
 EOF
@@ -8336,7 +8926,7 @@ fi
 
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:8340: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:8930: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -8354,34 +8944,6 @@ else
   MAINT='#'
 fi
 
-# With Setjmp/Longjmp based exception handling.
-# Check whether --enable-sjlj-exceptions or --disable-sjlj-exceptions was given.
-if test "${enable_sjlj_exceptions+set}" = set; then
-  enableval="$enable_sjlj_exceptions"
-  sjlj=`if test $enableval = yes; then echo 1; else echo 0; fi`
-cat >> confdefs.h <<EOF
-#define CONFIG_SJLJ_EXCEPTIONS $sjlj
-EOF
-
-fi
-
-
-# Use libunwind based exception handling.
-# Check whether --enable-libunwind-exceptions or --disable-libunwind-exceptions was given.
-if test "${enable_libunwind_exceptions+set}" = set; then
-  enableval="$enable_libunwind_exceptions"
-  use_libunwind_exceptions=$enableval
-else
-  use_libunwind_exceptions=no
-fi
-
-if test x"$use_libunwind_exceptions" = xyes; then
-   cat >> confdefs.h <<\EOF
-#define USE_LIBUNWIND_EXCEPTIONS 1
-EOF
-
-fi
-
 # Make empty files to contain the specs and options for each language.
 # Then add #include lines to for a compiler that has specs and/or options.
 
@@ -8494,7 +9056,7 @@ done
 
 rm -f Make-hooks
 touch Make-hooks
-target_list="all.build all.cross start.encap rest.encap \
+target_list="all.build all.cross start.encap rest.encap tags \
 	info dvi generated-manpages \
 	install-normal install-common install-info install-man \
 	uninstall \
@@ -8528,18 +9090,6 @@ if test "x$subdirs" != x; then
 fi
 echo "source ${srcdir}/gdbinit.in" >> .gdbinit
 
-# Define variables host_canonical and build_canonical
-# because some Cygnus local changes in the Makefile depend on them.
-build_canonical=${build}
-host_canonical=${host}
-target_subdir=
-if test "${host}" != "${target}" ; then
-    target_subdir=${target_alias}/
-fi
-
-
-
-	
 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
 # absolute path for gcc_tooldir based on inserting the number of up-directory
 # movements required to get from $(exec_prefix) to $(prefix) into the basic
@@ -8677,6 +9227,7 @@ ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xma
 
 
 
+
 # Echo that links are built
 if test x$host = x$target
 then
@@ -8845,37 +9396,43 @@ s%@includedir@%$includedir%g
 s%@oldincludedir@%$oldincludedir%g
 s%@infodir@%$infodir%g
 s%@mandir@%$mandir%g
-s%@CC@%$CC%g
-s%@NO_MINUS_C_MINUS_O@%$NO_MINUS_C_MINUS_O%g
-s%@OUTPUT_OPTION@%$OUTPUT_OPTION%g
 s%@host@%$host%g
 s%@host_alias@%$host_alias%g
 s%@host_cpu@%$host_cpu%g
 s%@host_vendor@%$host_vendor%g
 s%@host_os@%$host_os%g
+s%@target@%$target%g
+s%@target_alias@%$target_alias%g
+s%@target_cpu@%$target_cpu%g
+s%@target_vendor@%$target_vendor%g
+s%@target_os@%$target_os%g
 s%@build@%$build%g
 s%@build_alias@%$build_alias%g
 s%@build_cpu@%$build_cpu%g
 s%@build_vendor@%$build_vendor%g
 s%@build_os@%$build_os%g
+s%@build_canonical@%$build_canonical%g
+s%@host_canonical@%$host_canonical%g
+s%@target_subdir@%$target_subdir%g
+s%@CC@%$CC%g
+s%@NO_MINUS_C_MINUS_O@%$NO_MINUS_C_MINUS_O%g
+s%@OUTPUT_OPTION@%$OUTPUT_OPTION%g
+s%@CPP@%$CPP%g
 s%@GNATBIND@%$GNATBIND%g
 s%@ADAC@%$ADAC%g
 s%@strict1_warn@%$strict1_warn%g
-s%@CPP@%$CPP%g
 s%@warn_cflags@%$warn_cflags%g
-s%@enable_multilib@%$enable_multilib%g
+s%@WERROR@%$WERROR%g
 s%@nocommon_flag@%$nocommon_flag%g
 s%@valgrind_path@%$valgrind_path%g
 s%@valgrind_path_defines@%$valgrind_path_defines%g
 s%@valgrind_command@%$valgrind_command%g
 s%@coverage_flags@%$coverage_flags%g
+s%@enable_multilib@%$enable_multilib%g
 s%@enable_shared@%$enable_shared%g
-s%@target@%$target%g
-s%@target_alias@%$target_alias%g
-s%@target_cpu@%$target_cpu%g
-s%@target_vendor@%$target_vendor%g
-s%@target_os@%$target_os%g
-s%@stage1_cflags@%$stage1_cflags%g
+s%@TARGET_SYSTEM_ROOT@%$TARGET_SYSTEM_ROOT%g
+s%@TARGET_SYSTEM_ROOT_DEFINE@%$TARGET_SYSTEM_ROOT_DEFINE%g
+s%@CROSS_SYSTEM_HEADER_DIR@%$CROSS_SYSTEM_HEADER_DIR%g
 s%@SET_MAKE@%$SET_MAKE%g
 s%@AWK@%$AWK%g
 s%@LN@%$LN%g
@@ -8890,11 +9447,12 @@ s%@BUILD_INFO@%$BUILD_INFO%g
 s%@GENERATED_MANPAGES@%$GENERATED_MANPAGES%g
 s%@FLEX@%$FLEX%g
 s%@BISON@%$BISON%g
+s%@stage1_cflags@%$stage1_cflags%g
 s%@COLLECT2_LIBS@%$COLLECT2_LIBS%g
 s%@GNAT_LIBEXC@%$GNAT_LIBEXC%g
+s%@LDEXP_LIB@%$LDEXP_LIB%g
 s%@TARGET_GETGROUPS_T@%$TARGET_GETGROUPS_T%g
 s%@LIBICONV@%$LIBICONV%g
-s%@gcc_cv_initfinit_array@%$gcc_cv_initfinit_array%g
 s%@manext@%$manext%g
 s%@objext@%$objext%g
 s%@extra_modes_file@%$extra_modes_file%g
@@ -8927,8 +9485,8 @@ s%@SYSTEM_HEADER_DIR@%$SYSTEM_HEADER_DIR%g
 s%@inhibit_libc@%$inhibit_libc%g
 s%@BUILD_PREFIX@%$BUILD_PREFIX%g
 s%@BUILD_PREFIX_1@%$BUILD_PREFIX_1%g
-s%@HOST_CC@%$HOST_CC%g
-s%@HOST_CFLAGS@%$HOST_CFLAGS%g
+s%@BUILD_CC@%$BUILD_CC%g
+s%@BUILD_CFLAGS@%$BUILD_CFLAGS%g
 s%@STMP_FIXINC@%$STMP_FIXINC%g
 s%@STMP_FIXPROTO@%$STMP_FIXPROTO%g
 s%@libgcc_visibility@%$libgcc_visibility%g
@@ -8937,9 +9495,6 @@ s%@GGC@%$GGC%g
 s%@zlibdir@%$zlibdir%g
 s%@zlibinc@%$zlibinc%g
 s%@MAINT@%$MAINT%g
-s%@build_canonical@%$build_canonical%g
-s%@host_canonical@%$host_canonical%g
-s%@target_subdir@%$target_subdir%g
 s%@gcc_tooldir@%$gcc_tooldir%g
 s%@dollar@%$dollar%g
 s%@slibdir@%$slibdir%g
@@ -8982,6 +9537,7 @@ s%@host_extra_gcc_objs@%$host_extra_gcc_objs%g
 s%@host_xm_file_list@%$host_xm_file_list%g
 s%@host_xm_file@%$host_xm_file%g
 s%@host_xm_defines@%$host_xm_defines%g
+s%@out_host_hook_obj@%$out_host_hook_obj%g
 s%@install@%$install%g
 s%@lang_options_files@%$lang_options_files%g
 s%@lang_specs_files@%$lang_specs_files%g