(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

1 files changed, 359 insertions, 494 deletions

diff --git a/configure b/configure
index d14f89a8a9..93fff2a64d 100755
--- a/configure
+++ b/configure
@@ -313,7 +313,7 @@ ac_includes_default="\
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons add_on_subdirs base_machine submachine sysnames sysdeps_add_ons INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES CXX_SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie libc_cv_hashstyle fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_libcap have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons base_machine sysnames INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_initfinit_array libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie fno_unit_at_a_time libc_cv_have_initfini libc_cv_cpp_asm_debuginfo no_whole_archive exceptions LIBGD have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script gnu_ld gnu_as elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES linux_doors mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS'
 ac_subst_files=''
 
 # Initialize some variables set by options.
@@ -873,9 +873,6 @@ Optional Features:
                           objects [default=yes if supported]
   --enable-oldest-abi=ABI configure the oldest ABI supported [e.g. 2.2]
                           [default=glibc default]
-  --enable-stackguard-randomization
-                          initialize __stack_chk_guard canary with a random
-                          number at program start
   --enable-add-ons[=DIRS...]
                           configure and build add-ons in DIR1,DIR2,... search
                           for add-ons if no parameter given
@@ -891,6 +888,7 @@ Optional Features:
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
+  --with-gmp=DIRECTORY    find GMP source code in DIRECTORY (not needed)
   --with-gd=DIR           find libgd include dir and library with prefix DIR
   --with-gd-include=DIR   find libgd include files in DIR
   --with-gd-lib=DIR       find libgd library files in DIR
@@ -905,7 +903,6 @@ Optional Packages:
                           default]
   --with-tls              enable support for TLS
   --without-__thread      do not use TLS features even when supporting them
-  --with-cpu=CPU          select code for CPU variant
 
 Some influential environment variables:
   CC          C compiler command
@@ -1405,6 +1402,22 @@ fi
 # This will get text that should go into config.make.
 config_vars=
 
+# Check for a --with-gmp argument and set gmp-srcdir in config.make.
+
+# Check whether --with-gmp or --without-gmp was given.
+if test "${with_gmp+set}" = set; then
+  withval="$with_gmp"
+
+case "$with_gmp" in
+yes) { { echo "$as_me:$LINENO: error: --with-gmp requires an argument; use --with-gmp=DIRECTORY" >&5
+echo "$as_me: error: --with-gmp requires an argument; use --with-gmp=DIRECTORY" >&2;}
+   { (exit 1); exit 1; }; } ;;
+''|no) ;;
+*) config_vars="$config_vars
+gmp-srcdir = $withval" ;;
+esac
+
+fi;
 # Check for a --with-gd argument and set libgd-LDFLAGS in config.make.
 
 # Check whether --with-gd or --without-gd was given.
@@ -1584,26 +1597,18 @@ _ACEOF
 fi
 
 
-# Check whether --enable-stackguard-randomization or --disable-stackguard-randomization was given.
-if test "${enable_stackguard_randomization+set}" = set; then
-  enableval="$enable_stackguard_randomization"
-  enable_stackguard_randomize=$enableval
-else
-  enable_stackguard_randomize=no
-fi;
-if test "$enable_stackguard_randomize" = yes; then
-  cat >>confdefs.h <<\_ACEOF
-#define ENABLE_STACKGUARD_RANDOMIZE 1
-_ACEOF
-
-fi
-
 # Check whether --enable-add-ons or --disable-add-ons was given.
 if test "${enable_add_ons+set}" = set; then
   enableval="$enable_add_ons"
-
+  case "$enableval" in
+    yes) add_ons=`cd $srcdir && echo */configure | sed -e 's!/configure!!g'`
+	 add_ons_automatic=yes
+	 test "$add_ons" = "*" && add_ons= ;;
+    *) add_ons=`echo "$enableval" | sed 's/,/ /g'`
+       add_ons_automatic=no ;;
+   esac
 else
-  enable_add_ons=yes
+  add_ons= add_ons_automatic=no
 fi;
 
 
@@ -1771,6 +1776,11 @@ config_os="`echo $config_os | sed 's/^unknown-//'`"
 
 # Some configurations imply other options.
 case "$host_os" in
+gnu* | linux* | bsd4.4* | netbsd* | freebsd*)
+  # These systems always use GNU tools.
+  gnu_ld=yes gnu_as=yes ;;
+esac
+case "$host_os" in
 # i586-linuxaout is mangled into i586-pc-linux-gnuaout
 linux*ecoff* | linux*aout* | gnu*aout* | gnu*ecoff*)
   ;;
@@ -1805,23 +1815,8 @@ case "$machine-$host_os" in
     ;;
 esac
 
-submachine=
-
-# Check whether --with-cpu or --without-cpu was given.
-if test "${with_cpu+set}" = set; then
-  withval="$with_cpu"
-    case "$withval" in
-  yes|'') { { echo "$as_me:$LINENO: error: --with-cpu requires an argument" >&5
-echo "$as_me: error: --with-cpu requires an argument" >&2;}
-   { (exit 1); exit 1; }; } ;;
-  no) ;;
-  *) submachine="$withval" ;;
-  esac
 
-fi;
-
-
-# An add-on can set this when it wants to disable the sanity check below.
+# An add-on can set this when it the tuple to disable the sanity check below.
 libc_config_ok=no
 
 
@@ -1829,18 +1824,6 @@ libc_config_ok=no
 subdirs="$subdirs "
 
 
-case "$enable_add_ons" in
-''|no) add_ons= ;;
-yes|'*')
- add_ons=`cd $srcdir && ls -d 2> /dev/null */configure */sysdeps |
-	  sed 's@/[^/]*$@@' | sort | uniq`
-	 add_ons_automatic=yes
-	 ;;
-*) add_ons=`echo "$enable_add_ons" | sed 's/,/ /g'`
-       add_ons_automatic=no ;;
-esac
-
-configured_add_ons=
 add_ons_sfx=
 add_ons_pfx=
 if test x"$add_ons" != x; then
@@ -1874,6 +1857,13 @@ echo "$as_me: error:
    { (exit 1); exit 1; }; }
     ;;
     esac
+
+    # Test whether such a subdir really exists.
+    test -d $srcdir/$f || {
+      { { echo "$as_me:$LINENO: error: add-on directory \"$f\" does not exist" >&5
+echo "$as_me: error: add-on directory \"$f\" does not exist" >&2;}
+   { (exit 1); exit 1; }; }
+    }
   done
 
   # Now source each add-on's configure fragment.
@@ -1883,81 +1873,19 @@ echo "$as_me: error:
   # whether it goes into the list to be actually used in the build.
   use_add_ons=
   for libc_add_on in $add_ons; do
-    # Test whether such a directory really exists.
-    # It can be absolute, or relative to $srcdir, or relative to the build dir.
-    case "$libc_add_on" in
-    /*)
-      libc_add_on_srcdir=$libc_add_on
-      ;;
-    *)
-      test -d "$srcdir/$libc_add_on" || {
-        if test -d "$libc_add_on"; then
-	  libc_add_on="`pwd`/$libc_add_on"
-	else
-	  { { echo "$as_me:$LINENO: error: add-on directory \"$libc_add_on\" does not exist" >&5
-echo "$as_me: error: add-on directory \"$libc_add_on\" does not exist" >&2;}
-   { (exit 1); exit 1; }; }
-	fi
-      }
-      libc_add_on_srcdir=$srcdir/$libc_add_on
-      ;;
-    esac
-
-    libc_add_on_frag=$libc_add_on_srcdir/configure
-    libc_add_on_canonical=
-    if test -r "$libc_add_on_frag"; then
-      { echo "$as_me:$LINENO: running configure fragment for add-on $libc_add_on" >&5
-echo "$as_me: running configure fragment for add-on $libc_add_on" >&6;}
-      libc_add_on_canonical=unknown
-      libc_add_on_subdirs=
-      . "$libc_add_on_frag"
-      test -z "$libc_add_on" || {
-        configured_add_ons="$configured_add_ons $libc_add_on"
-	if test "x$libc_add_on_canonical" = xunknown; then
-	  { { echo "$as_me:$LINENO: error: fragment must set \$libc_add_on_canonical" >&5
-echo "$as_me: error: fragment must set \$libc_add_on_canonical" >&2;}
-   { (exit 1); exit 1; }; }
-	fi
-	for d in $libc_add_on_subdirs; do
-	  case "$libc_add_on" in
-	  /*) subdir_srcdir="$libc_add_on" ;;
-	  *) subdir_srcdir="\$(..)$libc_add_on" ;;
-	  esac
-	  case "$d" in
-	  .)
-	    d="${libc_add_on_canonical:-$libc_add_on}"
-	    ;;
-	  /*)
-	    subdir_srcdir="$d"
-	    ;;
-	  *)
-	    subdir_srcdir="$subdir_srcdir/$d"
-	    ;;
-	  esac
-	  d=`echo "$d" | sed 's@/*$@@;s@^.*/@@'`
-	  add_on_subdirs="$add_on_subdirs $d"
-	  test "$subdir_srcdir" = "\$(..)$d" || config_vars="$config_vars
-$d-srcdir = $subdir_srcdir"
-	done
-      }
+    libc_add_on_frag=$srcdir/$libc_add_on/configure
+    if test -r $libc_add_on_frag; then
+      echo "$as_me:$LINENO: result: running configure fragment for add-on $libc_add_on" >&5
+echo "${ECHO_T}running configure fragment for add-on $libc_add_on" >&6
+      . $libc_add_on_frag
+    else
+      { echo "$as_me:$LINENO: WARNING: add-on fragment $libc_add_on_frag missing" >&5
+echo "$as_me: WARNING: add-on fragment $libc_add_on_frag missing" >&2;}
     fi
     if test -n "$libc_add_on"; then
-      if frags=`ls -d $libc_add_on_srcdir/sysdeps/*/preconfigure 2> /dev/null`
-      then
-	echo "$as_me:$LINENO: checking add-on $libc_add_on for preconfigure fragments" >&5
-echo $ECHO_N "checking add-on $libc_add_on for preconfigure fragments... $ECHO_C" >&6
-	for frag in $frags; do
-	  name=`echo "$frag" | sed 's@/[^/]*$@@;s@^.*/@@'`
-	  echo $ECHO_N "$name $ECHO_C" >&6
-	  . "$frag"
-	done
-	echo "$as_me:$LINENO: result: " >&5
-echo "${ECHO_T}" >&6
-      fi
       use_add_ons="$use_add_ons $libc_add_on"
       add_ons_pfx="$add_ons_pfx $libc_add_on/"
-      test -z "$libc_add_on_canonical" ||
-      add_ons_sfx="$add_ons_sfx /$libc_add_on_canonical"
+      add_ons_sfx="$add_ons_sfx /$libc_add_on"
     fi
   done
   # Use echo to strip excess whitespace.
@@ -1966,7 +1894,6 @@ fi
 
 
 
-
 ###
 ### I put this here to prevent those annoying emails from people who cannot
 ### read and try to compile glibc on unsupported platforms.  --drepper
@@ -1997,12 +1924,44 @@ fi
 test -n "$base_machine" || case "$machine" in
 a29k | am29000)	base_machine=a29k machine=a29k ;;
 alpha*)		base_machine=alpha machine=alpha/$machine ;;
+arm*)		base_machine=arm machine=arm/arm32/$machine ;;
 c3[012])	base_machine=cx0 machine=cx0/c30 ;;
 c4[04])		base_machine=cx0 machine=cx0/c40 ;;
+hppa*64*)	base_machine=hppa machine=hppa/hppa64 ;;
+hppa*)		base_machine=hppa machine=hppa/hppa1.1 ;;
 i[34567]86)	base_machine=i386 machine=i386/$machine ;;
 ia64)		base_machine=ia64 machine=ia64 ;;
+m680?0)		base_machine=m68k machine=m68k/$machine ;;
+m68k)		base_machine=m68k machine=m68k/m68020 ;;
 m88???)		base_machine=m88k machine=m88k/$machine ;;
 m88k)		base_machine=m88k machine=m88k/m88100 ;;
+mips64*)	base_machine=mips64
+		case "$CC $CFLAGS $CPPFLAGS " in
+		*" -mabi=n32 "*) mips_cc_abi=n32 ;;
+		*" -mabi=64 "*|*" -mabi=n64 "*) mips_cc_abi=64 ;;
+		*" -mabi=32 "*|*" -mabi=o32 "*) mips_cc_abi=32 ;;
+		*) mips_cc_abi=default ;;
+		esac
+		case $config_os in
+		*abin32*) mips_config_abi=n32 ;;
+		*abi64*|*abin64*) mips_config_abi=64 ;;
+		*abi32*|*abio32*) mips_config_abi=32 ;;
+		*) mips_config_abi=$mips_cc_abi ;;
+		esac
+		case $mips_config_abi in
+		default) machine=mips/mips64/n32 mips_config_abi=n32 ;;
+		n32) machine=mips/mips64/n32 ;;
+		64) machine=mips/mips64/n64 ;;
+		32) machine=mips/mips32/kern64 ;;
+		esac
+		machine=$machine/$config_machine
+		if test $mips_config_abi != $mips_cc_abi; then
+		  # This won't make it to config.make, but we want to
+		  # set this in case configure tests depend on it.
+		  CPPFLAGS="$CPPFLAGS -mabi=$mips_config_abi"
+		fi
+		;;
+mips*)		base_machine=mips machine=mips/mips32/$machine ;;
 powerpc)	base_machine=powerpc machine=powerpc/powerpc32 ;;
 powerpc64)	base_machine=powerpc machine=powerpc/powerpc64 ;;
 s390)           base_machine=s390 machine=s390/s390-32 ;;
@@ -2016,15 +1975,12 @@ sparcv8 | supersparc | hypersparc)
 sparcv8plus | sparcv8plusa | sparcv9)
 		base_machine=sparc machine=sparc/sparc32/sparcv9 ;;
 sparcv8plusb | sparcv9b)
-		base_machine=sparc machine=sparc/sparc32/sparcv9/sparcv9b ;;
-sparcv9v)
-		base_machine=sparc machine=sparc/sparc32/sparcv9/sparcv9v ;;
-sparc64)
+		base_machine=sparc machine=sparc/sparc32/sparcv9b ;;
+sparc64 | ultrasparc)
 		base_machine=sparc machine=sparc/sparc64 ;;
-sparc64b)
+sparc64b | ultrasparc3)
 		base_machine=sparc machine=sparc/sparc64/sparcv9b ;;
-sparc64v)
-		base_machine=sparc machine=sparc/sparc64/sparcv9v ;;
+thumb*)		base_machine=thumb machine=arm/thumb/$machine ;;
 *)		base_machine=$machine ;;
 esac
 
@@ -2095,7 +2051,7 @@ done
 
 # For sparc/sparc32, try sparc/sparc32 and then sparc.
 mach=
-tail=$machine${submachine:+/$submachine}
+tail=$machine
 while m=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$m"; do
   set $m
   # Prepend the machine's FPU directory unless --without-fp.
@@ -2110,38 +2066,25 @@ done
 
 
 # Find what sysdep directories exist.
-sysnames_add_ons=
 sysnames=
-for b in $base ''; do
-  for m0 in $mach ''; do
-    for v in /$vendor ''; do
-      test "$v" = / && continue
-      for o in /$ostry ''; do
-	test "$o" = / && continue
-	for m in $mach ''; do
-	  for d in $add_ons_pfx ''; do
+IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+for d in $add_ons_pfx ''; do
+  for b in $base ''; do
+    for m0 in $mach ''; do
+      for v in /$vendor ''; do
+	test "$v" = / && continue
+	for o in /$ostry ''; do
+	  test "$o" = / && continue
+	  for m in $mach ''; do
 	    for a in $add_ons_sfx ''; do
-	      if test -n "$m0$m0sub$b$v$o$m$msub"; then
-	        try_srcdir="${srcdir}/"
-	        case "$d" in
-		/*) try_srcdir= ;;
-		esac
-		try="${d}sysdeps$m0$m0sub$b$v$o$m$msub$a"
+	      if test "$m0$b$v$o$m"; then
+		try="${d}sysdeps$m0$b$v$o$m$a"
 		test -n "$enable_debug_configure" &&
 		echo "$0 DEBUG: try $try" >&2
-		if test -d "$try_srcdir$try"; then
+		if test -d $srcdir/$try; then
 		  sysnames="$sysnames $try"
 		  { test -n "$o" || test -n "$b"; } && os_used=t
 		  { test -n "$m" || test -n "$m0"; } && machine_used=t
-		  case x${m0:-$m} in
-		  x*/$submachine) submachine_used=t ;;
-		  esac
-		  if test -n "$d"; then
-		    case "$sysnames_add_ons" in
-		    *" $d "*) ;;
-		    *|'') sysnames_add_ons="$sysnames_add_ons $d" ;;
-		    esac
-		  fi
 		fi
 	      fi
 	    done
@@ -2151,6 +2094,7 @@ for b in $base ''; do
     done
   done
 done
+IFS="$ac_save_ifs"
 
 if test -z "$os_used" && test "$os" != none; then
   { { echo "$as_me:$LINENO: error: Operating system $os is not supported." >&5
@@ -2162,12 +2106,6 @@ if test -z "$machine_used" && test "$machine" != none; then
 echo "$as_me: error: The $machine is not supported." >&2;}
    { (exit 1); exit 1; }; }
 fi
-if test -z "$submachine_used" && test -n "$submachine"; then
-  { { echo "$as_me:$LINENO: error: The $submachine subspecies of $host_cpu is not supported." >&5
-echo "$as_me: error: The $submachine subspecies of $host_cpu is not supported." >&2;}
-   { (exit 1); exit 1; }; }
-fi
-
 
 # We have now validated the configuration.
 
@@ -2237,10 +2175,6 @@ while test $# -gt 0; do
 	then
 	  implied="$implied $try"
 	  found=yes
-	  case "$sysnames_add_ons" in
-	  *" $d "*) ;;
-	  *|'') sysnames_add_ons="$sysnames_add_ons $d" ;;
-	  esac
 	fi
       done
       if test $found = no; then
@@ -2280,65 +2214,6 @@ sysnames="$names $default_sysnames"
 echo "$as_me:$LINENO: result: $default_sysnames" >&5
 echo "${ECHO_T}$default_sysnames" >&6
 
-# Collect the list of add-ons that supply partial sysdeps trees.
-sysdeps_add_ons=
-for add_on in $add_ons; do
-  case "$add_on" in
-  /*) xsrcdir= ;;
-  *) xsrcdir="$srcdir/" ;;
-  esac
-
-  test -d "$xsrcdir$add_on/sysdeps" || {
-    case "$configured_add_ons " in
-    *" $add_on "*) ;;
-    *|'')
-      { { echo "$as_me:$LINENO: error: add-on $add_on has no configure fragment or sysdeps tree" >&5
-echo "$as_me: error: add-on $add_on has no configure fragment or sysdeps tree" >&2;}
-   { (exit 1); exit 1; }; }
-      ;;
-    esac
-    continue
-  }
-
-  sysdeps_add_ons="$sysdeps_add_ons $add_on"
-  case "$sysnames_add_ons" in
-  *" $add_on/ "*) ;;
-  *|'')
-    { echo "$as_me:$LINENO: WARNING: add-on $add_on contributed no sysdeps directories" >&5
-echo "$as_me: WARNING: add-on $add_on contributed no sysdeps directories" >&2;}
-    continue ;;
-  esac
-
-  found=no
-  for d in $sysnames; do
-    case "$d" in
-    $add_on/sysdeps/*) ;;
-    *) continue ;;
-    esac
-    (cd "$xsrcdir$d" && for f in *[!~]; do
-       case "$f" in
-       sys|bits)
-	 for ff in $f/*.h; do
-	   test -d "$ff" || { test -e "$ff" && exit 88; }
-	 done
-	 ;;
-       *)
-         test -d "$f" || { test -e "$f" && exit 88; }
-	 ;;
-       esac
-     done)
-    if test $? -eq 88; then
-      found=yes
-      break
-    fi
-  done
-  if test $found = no; then
-    { echo "$as_me:$LINENO: WARNING: add-on $add_on contributed no useful sysdeps directories" >&5
-echo "$as_me: WARNING: add-on $add_on contributed no useful sysdeps directories" >&2;}
-  fi
-done
-
-
 
 ### Locate tools.
 
@@ -4218,7 +4093,7 @@ echo $ECHO_N "checking version of $CC... $ECHO_C" >&6
   ac_prog_version=`$CC -v 2>&1 | sed -n 's/^.*version \([egcygnustpi-]*[0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
-    3.4* | 4.[0-9]* )
+    3.[2-9]* | 4.[0-9]* )
        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
 
@@ -4565,17 +4440,9 @@ if test -n "$sysheaders"; then
   ccheaders=`$CC -print-file-name=include`
   SYSINCLUDES="-nostdinc -isystem $ccheaders \
 -isystem `echo $sysheaders | sed 's/:/ -isystem /g'`"
-  if test -n "$CXX"; then
-    cxxversion=`$CXX -dumpversion 2>&5` &&
-    cxxmachine=`$CXX -dumpmachine 2>&5` &&
-    cxxheaders=`$CXX -print-file-name=../../../../include/c++/`"$cxxversion" &&
-    CXX_SYSINCLUDES="-isystem $cxxheaders \
--isystem $cxxheaders/$cxxmachine -isystem $cxxheaders/backward"
-  fi
 fi
 
 
-
 # check if ranlib is necessary
 echo "$as_me:$LINENO: checking whether ranlib is necessary" >&5
 echo $ECHO_N "checking whether ranlib is necessary... $ECHO_C" >&6
@@ -5463,7 +5330,7 @@ _ACEOF
 
   fi
 
-  if test $libc_cv_visibility_attribute = yes; then
+  if test $libc_cv_visibility_attribute = yes -a $gnu_ld = yes; then
     echo "$as_me:$LINENO: checking whether to put _rtld_local into .sdata section" >&5
 echo $ECHO_N "checking whether to put _rtld_local into .sdata section... $ECHO_C" >&6
 if test "${libc_cv_have_sdata_section+set}" = set; then
@@ -5471,7 +5338,7 @@ if test "${libc_cv_have_sdata_section+set}" = set; then
 else
   echo "int i;" > conftest.c
 		  libc_cv_have_sdata_section=no
-		  if ${CC-cc} $LDFLAGS -fPIC -shared -Wl,--verbose conftest.c -o conftest.so 2>&1 \
+		  if ${CC-cc} $LDFLAGS -shared -Wl,--verbose conftest.c -o conftest.so 2>&1 \
 		     | grep '\.sdata' >/dev/null; then
 		    libc_cv_have_sdata_section=yes
 		  fi
@@ -5490,7 +5357,7 @@ _ACEOF
 
   echo "$as_me:$LINENO: checking for .preinit_array/.init_array/.fini_array support" >&5
 echo $ECHO_N "checking for .preinit_array/.init_array/.fini_array support... $ECHO_C" >&6
-if test "${libc_cv_initfini_array+set}" = set; then
+if test "${libc_cv_initfinit_array+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
     cat > conftest.c <<EOF
@@ -5508,21 +5375,23 @@ EOF
   (exit $ac_status); }; }
   then
     if readelf -S conftest | fgrep INIT_ARRAY > /dev/null; then
-      libc_cv_initfini_array=yes
+      libc_cv_initfinit_array=yes
     else
-      libc_cv_initfini_array=no
+      libc_cv_initfinit_array=no
     fi
   else
-    libc_cv_initfini_array=no
+    libc_cv_initfinit_array=no
   fi
   rm -f conftest*
 fi
-echo "$as_me:$LINENO: result: $libc_cv_initfini_array" >&5
-echo "${ECHO_T}$libc_cv_initfini_array" >&6
-  if test $libc_cv_initfini_array != yes; then
-    { { echo "$as_me:$LINENO: error: Need linker with .init_array/.fini_array support." >&5
-echo "$as_me: error: Need linker with .init_array/.fini_array support." >&2;}
-   { (exit 1); exit 1; }; }
+echo "$as_me:$LINENO: result: $libc_cv_initfinit_array" >&5
+echo "${ECHO_T}$libc_cv_initfinit_array" >&6
+
+  if test $libc_cv_initfinit_array = yes; then
+    cat >>confdefs.h <<\_ACEOF
+#define HAVE_INITFINI_ARRAY 1
+_ACEOF
+
   fi
 
   echo "$as_me:$LINENO: checking for libunwind-support in compiler" >&5
@@ -5561,7 +5430,7 @@ else
 int _start (void) { return 42; }
 EOF
   if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-		     -fPIC -shared -o conftest.so conftest.c
+		     -shared -o conftest.so conftest.c
 		     -nostartfiles -nostdlib
 		     -Wl,--enable-new-dtags,-z,nodelete 1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
@@ -5589,7 +5458,7 @@ else
 int _start (void) { return 42; }
 EOF
   if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-			-fPIC -shared -o conftest.so conftest.c
+			-shared -o conftest.so conftest.c
 			-nostartfiles -nostdlib
 			-Wl,--enable-new-dtags,-z,nodlopen 1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
@@ -5617,7 +5486,7 @@ else
 int _start (void) { return 42; }
 EOF
   if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-			-fPIC -shared -o conftest.so conftest.c
+			-shared -o conftest.so conftest.c
 			-nostartfiles -nostdlib
 			-Wl,--enable-new-dtags,-z,initfirst 1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
@@ -5679,7 +5548,7 @@ else
 int _start (void) { return 42; }
 EOF
   if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-			      -fPIC -shared -o conftest.so conftest.c
+			      -shared -o conftest.so conftest.c
 			      -Wl,-Bgroup -nostdlib 1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
@@ -5706,7 +5575,7 @@ else
 int main (void) { return 0; }
 EOF
   libc_cv_libgcc_s_suffix=`${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
-			   -fPIC -shared -shared-libgcc -o conftest.so \
+			   -shared -shared-libgcc -o conftest.so \
 			   conftest.c -v 2>&1 >/dev/null \
 			   | sed -n 's/^.* -lgcc_s\([^ ]*\) .*$/\1/p'`
   rm -f conftest*
@@ -5724,7 +5593,7 @@ else
 int main (void) { return 0; }
 EOF
   if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-			      -fPIC -shared -o conftest.so conftest.c
+			      -shared -o conftest.so conftest.c
 			      -lgcc_s$libc_cv_libgcc_s_suffix -Wl,--as-needed
 			      -nostdlib 1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
@@ -5792,7 +5661,7 @@ extern int mumble;
 int foo (void) { return bar (mumble); }
 EOF
   if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-			-fPIC -shared -o conftest.so conftest.c
+			-shared -o conftest.so conftest.c
 			-nostdlib -nostartfiles
 			-Wl,-z,combreloc 1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
@@ -5830,7 +5699,7 @@ else
 int _start (void) { return 42; }
 EOF
   if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-			      -fPIC -shared -o conftest.so conftest.c
+			      -shared -o conftest.so conftest.c
 			      -Wl,-z,execstack -nostdlib
 			      1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
@@ -5876,44 +5745,17 @@ echo "$as_me:$LINENO: result: $libc_cv_fpie" >&5
 echo "${ECHO_T}$libc_cv_fpie" >&6
 
 
-
-  echo "$as_me:$LINENO: checking for --hash-style option" >&5
-echo $ECHO_N "checking for --hash-style option... $ECHO_C" >&6
-if test "${libc_cv_hashstyle+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-    cat > conftest.c <<EOF
-int _start (void) { return 42; }
-EOF
-  if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-			      -fPIC -shared -o conftest.so conftest.c
-			      -Wl,--hash-style=both -nostdlib 1>&5'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }
-  then
-    libc_cv_hashstyle=yes
-  else
-    libc_cv_hashstyle=no
-  fi
-  rm -f conftest*
 fi
-echo "$as_me:$LINENO: result: $libc_cv_hashstyle" >&5
-echo "${ECHO_T}$libc_cv_hashstyle" >&6
 
-fi
-
-echo "$as_me:$LINENO: checking for -fno-toplevel-reorder" >&5
-echo $ECHO_N "checking for -fno-toplevel-reorder... $ECHO_C" >&6
-if test "${libc_cv_fno_toplevel_reorder+set}" = set; then
+echo "$as_me:$LINENO: checking for -fno-unit-at-a-time" >&5
+echo $ECHO_N "checking for -fno-unit-at-a-time... $ECHO_C" >&6
+if test "${libc_cv_fno_unit_at_a_time+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat > conftest.c <<EOF
 int foo;
 EOF
-if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S -fno-toplevel-reorder
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S -fno-unit-at-a-time
 			    conftest.c 1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
@@ -5921,48 +5763,19 @@ if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S -fno-toplevel-reorder
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }
 then
-  libc_cv_fno_toplevel_reorder=yes
+  libc_cv_fno_unit_at_a_time=yes
 else
-  libc_cv_fno_toplevel_reorder=no
+  libc_cv_fno_unit_at_a_time=no
 fi
 rm -f conftest*
 fi
-echo "$as_me:$LINENO: result: $libc_cv_fno_toplevel_reorder" >&5
-echo "${ECHO_T}$libc_cv_fno_toplevel_reorder" >&6
-if test $libc_cv_fno_toplevel_reorder = yes; then
-  fno_unit_at_a_time=-fno-toplevel-reorder
-else
+echo "$as_me:$LINENO: result: $libc_cv_fno_unit_at_a_time" >&5
+echo "${ECHO_T}$libc_cv_fno_unit_at_a_time" >&6
+if test $libc_cv_fno_unit_at_a_time = yes; then
   fno_unit_at_a_time=-fno-unit-at-a-time
 fi
 
 
-echo "$as_me:$LINENO: checking for -fstack-protector" >&5
-echo $ECHO_N "checking for -fstack-protector... $ECHO_C" >&6
-if test "${libc_cv_ssp+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat > conftest.c <<EOF
-int foo;
-main () { return 0;}
-EOF
-if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -fstack-protector
-			    -o conftest conftest.c 1>&5'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }
-then
-  libc_cv_ssp=yes
-else
-  libc_cv_ssp=no
-fi
-rm -f conftest*
-fi
-echo "$as_me:$LINENO: result: $libc_cv_ssp" >&5
-echo "${ECHO_T}$libc_cv_ssp" >&6
-
-
 if test $elf != yes; then
   echo "$as_me:$LINENO: checking for .init and .fini sections" >&5
 echo $ECHO_N "checking for .init and .fini sections... $ECHO_C" >&6
@@ -6027,7 +5840,7 @@ _ACEOF
   fi
 fi
 
-if test $elf = yes; then
+if test $elf = yes -a $gnu_ld = yes; then
   echo "$as_me:$LINENO: checking whether cc puts quotes around section names" >&5
 echo $ECHO_N "checking whether cc puts quotes around section names... $ECHO_C" >&6
 if test "${libc_cv_have_section_quotes+set}" = set; then
@@ -6242,17 +6055,13 @@ echo $ECHO_N "checking whether CFI directives are supported... $ECHO_C" >&6
 if test "${libc_cv_asm_cfi_directives+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  case $machine in
-  sparc/sparc64*) cfi_offset=2047;;
-  *) cfi_offset=0;;
-esac
-cat > conftest.s <<EOF
+  cat > conftest.s <<EOF
         .text
-        .type   func,%function
+        .type   func,@function
 func:
         .cfi_startproc
 	.cfi_remember_state
-	.cfi_rel_offset 1, $cfi_offset
+	.cfi_rel_offset 1, 0
         .cfi_endproc
 EOF
 if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
@@ -6276,6 +6085,58 @@ _ACEOF
 
 fi
 
+echo "$as_me:$LINENO: checking if -g produces usable source locations for assembler-with-cpp" >&5
+echo $ECHO_N "checking if -g produces usable source locations for assembler-with-cpp... $ECHO_C" >&6
+if test "${libc_cv_cpp_asm_debuginfo+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat > conftest.S <<EOF
+#include "confdefs.h"
+
+/* comment on
+   two lines */
+	${libc_cv_dot_text}
+	${libc_cv_asm_global_directive} foo
+foo:
+	/* Unfortunately this test only works for a real instruction,
+	   not for any of the machine-independent pseudo-ops.
+	   So we just have to assume everybody has a "nop".  */
+	nop
+	/* comment */
+	nop
+	/* comment */
+	nop
+EOF
+if { ac_try='${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } && {
+   ac_pattern='conftest\.S'
+   { ac_try='readelf --debug-dump=line conftest.o |
+		   grep $ac_pattern 1>&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }
+  }; then
+  libc_cv_cpp_asm_debuginfo=yes
+else
+  libc_cv_cpp_asm_debuginfo=no
+fi
+rm -f conftest*
+fi
+echo "$as_me:$LINENO: result: $libc_cv_cpp_asm_debuginfo" >&5
+echo "${ECHO_T}$libc_cv_cpp_asm_debuginfo" >&6
+if test $libc_cv_cpp_asm_debuginfo = yes; then
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_CPP_ASM_DEBUGINFO 1
+_ACEOF
+
+fi
+
 echo "$as_me:$LINENO: checking for ld --no-whole-archive" >&5
 echo $ECHO_N "checking for ld --no-whole-archive... $ECHO_C" >&6
 if test "${libc_cv_ld_no_whole_archive+set}" = set; then
@@ -6400,6 +6261,102 @@ _ACEOF
 fi
 fi
 
+echo "$as_me:$LINENO: checking for DWARF2 unwind info support" >&5
+echo $ECHO_N "checking for DWARF2 unwind info support... $ECHO_C" >&6
+if test "${libc_cv_gcc_dwarf2_unwind_info+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat > conftest.c <<EOF
+#line $LINENO "configure"
+static char *__EH_FRAME_BEGIN__;
+_start ()
+{
+#ifdef CHECK__register_frame
+  __register_frame (__EH_FRAME_BEGIN__);
+  __deregister_frame (__EH_FRAME_BEGIN__);
+#endif
+#ifdef CHECK__register_frame_info
+  __register_frame_info (__EH_FRAME_BEGIN__);
+  __deregister_frame_info (__EH_FRAME_BEGIN__);
+#endif
+}
+int __eh_pc;
+__throw () {}
+/* FIXME: this is fragile.  */
+malloc () {}
+strcmp () {}
+strlen () {}
+memcpy () {}
+memset () {}
+free () {}
+abort () {}
+__bzero () {}
+dl_iterate_phdr () {}
+EOF
+libc_unwind_check="${CC-cc} $CFLAGS $CPPFLAGS -DCHECK__register_frame_info \
+			    $LDFLAGS \
+			    -nostdlib -nostartfiles -o conftest conftest.c \
+			    -lgcc"
+# Some platforms' specs put -lgcc first.  The second one doesn't hurt.
+if { ac_try='$libc_unwind_check >&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } ||
+   { ac_try='$libc_unwind_check -lgcc_eh -lgcc >&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }
+then
+  if $libc_unwind_check -v 2>&1 >/dev/null \
+     | grep -- --eh-frame-hdr 2>&1 >/dev/null; then
+    libc_cv_gcc_dwarf2_unwind_info=no_registry_needed
+  else
+    libc_cv_gcc_dwarf2_unwind_info=static
+  fi
+else
+  libc_cv_gcc_dwarf2_unwind_info=no
+fi
+if test $libc_cv_gcc_dwarf2_unwind_info = no; then
+  if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -DCHECK__register_frame
+			      $LDFLAGS -nostdlib -nostartfiles
+			      -o conftest conftest.c -lgcc >&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+    libc_cv_gcc_dwarf2_unwind_info=yes
+  else
+    libc_cv_gcc_dwarf2_unwind_info=no
+  fi
+fi
+rm -f conftest*
+fi
+echo "$as_me:$LINENO: result: $libc_cv_gcc_dwarf2_unwind_info" >&5
+echo "${ECHO_T}$libc_cv_gcc_dwarf2_unwind_info" >&6
+case $libc_cv_gcc_dwarf2_unwind_info in
+yes)
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_DWARF2_UNWIND_INFO 1
+_ACEOF
+
+  ;;
+static)
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_DWARF2_UNWIND_INFO 1
+_ACEOF
+
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_DWARF2_UNWIND_INFO_STATIC 1
+_ACEOF
+
+  ;;
+esac
+
 echo "$as_me:$LINENO: checking for __builtin_expect" >&5
 echo $ECHO_N "checking for __builtin_expect... $ECHO_C" >&6
 if test "${libc_cv_gcc_builtin_expect+set}" = set; then
@@ -6502,6 +6459,46 @@ _ACEOF
 
 fi
 
+echo "$as_me:$LINENO: checking for local label subtraction" >&5
+echo $ECHO_N "checking for local label subtraction... $ECHO_C" >&6
+if test "${libc_cv_gcc_subtract_local_labels+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat > conftest.c <<EOF
+#line $LINENO "configure"
+int foo (int a)
+{
+  static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
+  void *p = &&l1 + ar[a];
+  goto *p;
+ l1:
+  return 1;
+ l2:
+  return 2;
+}
+EOF
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -nostdlib -nostartfiles
+			    -o conftest conftest.c -lgcc >&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  libc_cv_gcc_subtract_local_labels=yes
+else
+  libc_cv_gcc_subtract_local_labels=no
+fi
+rm -f conftest*
+fi
+echo "$as_me:$LINENO: result: $libc_cv_gcc_subtract_local_labels" >&5
+echo "${ECHO_T}$libc_cv_gcc_subtract_local_labels" >&6
+if test "$libc_cv_gcc_subtract_local_labels" = yes; then
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_SUBTRACT_LOCAL_LABELS 1
+_ACEOF
+
+fi
+
 if test "x$use__thread" != xno; then
   echo "$as_me:$LINENO: checking for __thread" >&5
 echo $ECHO_N "checking for __thread... $ECHO_C" >&6
@@ -6778,166 +6775,6 @@ cat >>confdefs.h <<\_ACEOF
 #define HAVE_SELINUX 1
 _ACEOF
 
-
-  # See if we have the libaudit library
-  echo "$as_me:$LINENO: checking for audit_log_user_avc_message in -laudit" >&5
-echo $ECHO_N "checking for audit_log_user_avc_message in -laudit... $ECHO_C" >&6
-if test "${ac_cv_lib_audit_audit_log_user_avc_message+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-laudit  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char audit_log_user_avc_message ();
-int
-main ()
-{
-audit_log_user_avc_message ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_audit_audit_log_user_avc_message=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_audit_audit_log_user_avc_message=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_audit_audit_log_user_avc_message" >&5
-echo "${ECHO_T}$ac_cv_lib_audit_audit_log_user_avc_message" >&6
-if test $ac_cv_lib_audit_audit_log_user_avc_message = yes; then
-  have_libaudit=yes
-else
-  have_libaudit=no
-fi
-
-  if test "x$have_libaudit" = xyes; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_LIBAUDIT 1
-_ACEOF
-
-  fi
-
-
-  # See if we have the libcap library
-  echo "$as_me:$LINENO: checking for cap_init in -lcap" >&5
-echo $ECHO_N "checking for cap_init in -lcap... $ECHO_C" >&6
-if test "${ac_cv_lib_cap_cap_init+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lcap  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char cap_init ();
-int
-main ()
-{
-cap_init ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_cap_cap_init=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_cap_cap_init=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_cap_cap_init" >&5
-echo "${ECHO_T}$ac_cv_lib_cap_cap_init" >&6
-if test $ac_cv_lib_cap_cap_init = yes; then
-  have_libcap=yes
-else
-  have_libcap=no
-fi
-
-  if test "x$have_libcap" = xyes; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_LIBCAP 1
-_ACEOF
-
-  fi
-
 fi
 
 
@@ -7758,6 +7595,18 @@ fi
 
 
 
+if test $gnu_ld = yes; then
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_GNU_LD 1
+_ACEOF
+
+fi
+if test $gnu_as = yes; then
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_GNU_AS 1
+_ACEOF
+
+fi
 if test $elf = yes; then
   cat >>confdefs.h <<\_ACEOF
 #define HAVE_ELF 1
@@ -7774,7 +7623,20 @@ fi
 
 
 if test $shared = default; then
-  shared=$elf
+  if test $gnu_ld = yes; then
+    shared=$elf
+  else
+    # For now we do not assume shared libs are available.  In future more
+    # tests might become available.
+    shared=no
+  fi
+fi
+
+if test x"$libc_cv_idn" = xyes; then
+  cat >>confdefs.h <<\_ACEOF
+#define HAVE_LIBIDN 1
+_ACEOF
+
 fi
 
 echo "$as_me:$LINENO: checking whether -fPIC is default" >&5
@@ -7805,6 +7667,12 @@ echo "${ECHO_T}$pic_default" >&6
 
 
 
+case "$add_ons" in
+  *door*) linux_doors=yes ;;
+  *) linux_doors=no ;;
+esac
+
+
 
 
 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
@@ -8464,11 +8332,8 @@ s,@host_vendor@,$host_vendor,;t t
 s,@host_os@,$host_os,;t t
 s,@subdirs@,$subdirs,;t t
 s,@add_ons@,$add_ons,;t t
-s,@add_on_subdirs@,$add_on_subdirs,;t t
 s,@base_machine@,$base_machine,;t t
-s,@submachine@,$submachine,;t t
 s,@sysnames@,$sysnames,;t t
-s,@sysdeps_add_ons@,$sysdeps_add_ons,;t t
 s,@INSTALL_PROGRAM@,$INSTALL_PROGRAM,;t t
 s,@INSTALL_SCRIPT@,$INSTALL_SCRIPT,;t t
 s,@INSTALL_DATA@,$INSTALL_DATA,;t t
@@ -8499,7 +8364,6 @@ s,@MAKEINFO@,$MAKEINFO,;t t
 s,@SED@,$SED,;t t
 s,@AUTOCONF@,$AUTOCONF,;t t
 s,@SYSINCLUDES@,$SYSINCLUDES,;t t
-s,@CXX_SYSINCLUDES@,$CXX_SYSINCLUDES,;t t
 s,@libc_cv_gcc_static_libgcc@,$libc_cv_gcc_static_libgcc,;t t
 s,@BASH@,$BASH,;t t
 s,@libc_cv_have_bash2@,$libc_cv_have_bash2,;t t
@@ -8511,6 +8375,7 @@ s,@INSTALL_INFO@,$INSTALL_INFO,;t t
 s,@BISON@,$BISON,;t t
 s,@VERSIONING@,$VERSIONING,;t t
 s,@libc_cv_asm_protected_directive@,$libc_cv_asm_protected_directive,;t t
+s,@libc_cv_initfinit_array@,$libc_cv_initfinit_array,;t t
 s,@libc_cv_cc_with_libunwind@,$libc_cv_cc_with_libunwind,;t t
 s,@libc_cv_z_nodelete@,$libc_cv_z_nodelete,;t t
 s,@libc_cv_z_nodlopen@,$libc_cv_z_nodlopen,;t t
@@ -8523,15 +8388,12 @@ s,@ASFLAGS_config@,$ASFLAGS_config,;t t
 s,@libc_cv_z_combreloc@,$libc_cv_z_combreloc,;t t
 s,@libc_cv_z_execstack@,$libc_cv_z_execstack,;t t
 s,@libc_cv_fpie@,$libc_cv_fpie,;t t
-s,@libc_cv_hashstyle@,$libc_cv_hashstyle,;t t
 s,@fno_unit_at_a_time@,$fno_unit_at_a_time,;t t
-s,@libc_cv_ssp@,$libc_cv_ssp,;t t
 s,@libc_cv_have_initfini@,$libc_cv_have_initfini,;t t
+s,@libc_cv_cpp_asm_debuginfo@,$libc_cv_cpp_asm_debuginfo,;t t
 s,@no_whole_archive@,$no_whole_archive,;t t
 s,@exceptions@,$exceptions,;t t
 s,@LIBGD@,$LIBGD,;t t
-s,@have_libaudit@,$have_libaudit,;t t
-s,@have_libcap@,$have_libcap,;t t
 s,@have_selinux@,$have_selinux,;t t
 s,@EGREP@,$EGREP,;t t
 s,@sizeof_long_double@,$sizeof_long_double,;t t
@@ -8547,6 +8409,8 @@ s,@libc_cv_rootsbindir@,$libc_cv_rootsbindir,;t t
 s,@libc_cv_forced_unwind@,$libc_cv_forced_unwind,;t t
 s,@use_ldconfig@,$use_ldconfig,;t t
 s,@ldd_rewrite_script@,$ldd_rewrite_script,;t t
+s,@gnu_ld@,$gnu_ld,;t t
+s,@gnu_as@,$gnu_as,;t t
 s,@elf@,$elf,;t t
 s,@xcoff@,$xcoff,;t t
 s,@static@,$static,;t t
@@ -8558,6 +8422,7 @@ s,@bounded@,$bounded,;t t
 s,@static_nss@,$static_nss,;t t
 s,@nopic_initfini@,$nopic_initfini,;t t
 s,@DEFINES@,$DEFINES,;t t
+s,@linux_doors@,$linux_doors,;t t
 s,@mach_interface_list@,$mach_interface_list,;t t
 s,@VERSION@,$VERSION,;t t
 s,@RELEASE@,$RELEASE,;t t