From eb3bf57345cb1451a5d2578dc3f7fbe5aff3b8b5 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Fri, 22 Oct 1999 15:30:17 +0000
Subject: [PATCH] Update.

	* sysdeps/ieee754/ldbl-96/s_nexttoward.c: If x == y, return y.

	* sysdeps/ieee754/dbl-64/e_lgamma_r.c: Don't handle -Inf special.

	* sysdeps/ieee754/dbl-64/e_gamma_r.c (__ieee754_gamma_r): Check
	for -Inf and return NaN.
---
 ChangeLog                              |   7 +
 configure                              | 466 +++++++++++--------------
 sysdeps/ieee754/dbl-64/e_gamma_r.c     |   3 +
 sysdeps/ieee754/dbl-64/e_lgamma_r.c    |   2 -
 sysdeps/ieee754/ldbl-96/s_nexttoward.c |   2 +-
 5 files changed, 213 insertions(+), 267 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index f473513c29..030c336076 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 1999-10-21  Ulrich Drepper  <drepper@cygnus.com>
 
+	* sysdeps/ieee754/ldbl-96/s_nexttoward.c: If x == y, return y.
+
+	* sysdeps/ieee754/dbl-64/e_lgamma_r.c: Don't handle -Inf special.
+
+	* sysdeps/ieee754/dbl-64/e_gamma_r.c (__ieee754_gamma_r): Check
+	for -Inf and return NaN.
+
 	* configure.in: Correct test for Cygnus gcc versions.
 
 1999-10-21  Andreas Jaeger  <aj@suse.de>
diff --git a/configure b/configure
index 826108691e..8e3f425822 100755
--- a/configure
+++ b/configure
@@ -12,7 +12,7 @@
 
 
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.14.1 
+# Generated automatically using autoconf version 2.13 
 # Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
@@ -394,7 +394,7 @@ EOF
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.14.1"
+    echo "configure generated by autoconf version 2.13"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -554,7 +554,7 @@ done
 
 if test -r "$cache_file"; then
   echo "loading cache $cache_file"
-      test -f "$cache_file" && . $cache_file
+  . $cache_file
 else
   echo "creating cache $cache_file"
   > $cache_file
@@ -606,9 +606,9 @@ done
 if test -z "$ac_aux_dir"; then
   { echo "configure: error: can not find install-sh or install.sh in scripts $srcdir/scripts" 1>&2; exit 1; }
 fi
-ac_config_guess="$SHELL $ac_aux_dir/config.guess"
-ac_config_sub="$SHELL $ac_aux_dir/config.sub"
-ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
+ac_config_guess=$ac_aux_dir/config.guess
+ac_config_sub=$ac_aux_dir/config.sub
+ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 
 
 # This will get text that should go into config.make.
@@ -851,45 +851,31 @@ fi
 
 
 
-echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:856: checking host system type" >&5
-if test "x$ac_cv_host" = "x" || (test "x$host" != "xNONE" && test "x$host" != "x$ac_cv_host_alias"); then
-
 # Make sure we can run config.sub.
-  if $ac_config_sub sun4 >/dev/null 2>&1; then :
-    else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
-  fi
-
-  ac_cv_host_alias=$host
-  case "$ac_cv_host_alias" in
-  NONE)
-    case $nonopt in
-    NONE)
-      if ac_cv_host_alias=`$ac_config_guess`; then :
-      else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
-      fi ;;
-    *) ac_cv_host_alias=$nonopt ;;
-    esac ;;
-  esac
-
-  ac_cv_host=`$ac_config_sub $ac_cv_host_alias`
-  ac_cv_host_cpu=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-  ac_cv_host_vendor=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-  ac_cv_host_os=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-else
-  echo $ac_n "(cached) $ac_c" 1>&6
+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 "$ac_t""$ac_cv_host" 1>&6
-
-host=$ac_cv_host
-host_alias=$ac_cv_host_alias
-host_cpu=$ac_cv_host_cpu
-host_vendor=$ac_cv_host_vendor
-host_os=$ac_cv_host_os
-
+echo $ac_n "checking host system type""... $ac_c" 1>&6
+echo "configure:861: 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
 
 
 # The way shlib-versions is used to generate soversions.mk uses a
@@ -996,7 +982,7 @@ fi
 # This can take a while to compute.
 sysdep_dir=$srcdir/sysdeps
 echo $ac_n "checking sysdep dirs""... $ac_c" 1>&6
-echo "configure:1000: checking sysdep dirs" >&5
+echo "configure:986: checking sysdep dirs" >&5
 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
 os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
 
@@ -1200,9 +1186,9 @@ echo "$ac_t""$default_sysnames" 1>&6
 # 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""... $ac_c" 1>&6
-echo "configure:1204: checking for a BSD compatible install" >&5
+echo "configure:1190: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
-if eval "test \"\${ac_cv_path_install+set}\" = set"; then
+if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     IFS="${IFS= 	}"; ac_save_IFS="$IFS"; IFS=":"
@@ -1220,10 +1206,6 @@ else
             grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
 	    # AIX install.  It has an incompatible calling convention.
 	    :
-	  elif test $ac_prog = install &&
-	    grep pwplus $ac_dir/$ac_prog >/dev/null 2>&1; then
-	    # program-specific install script used by HP pwplus--don't use.
-	    :
 	  else
 	    ac_cv_path_install="$ac_dir/$ac_prog -c"
 	    break 2
@@ -1252,7 +1234,7 @@ echo "$ac_t""$INSTALL" 1>&6
 # It thinks the first close brace ends the variable substitution.
 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
 
-test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
+test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
@@ -1261,8 +1243,8 @@ if test "$INSTALL" = "${srcdir}/scripts/install-sh -c"; then
   INSTALL='\$(..)./scripts/install-sh -c'
 fi
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1265: checking whether ln -s works" >&5
-if eval "test \"\${ac_cv_prog_LN_S+set}\" = set"; then
+echo "configure:1247: checking whether ln -s works" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   rm -f conftestdata
@@ -1283,45 +1265,23 @@ fi
 
 
 # These programs are version sensitive.
-
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1289: checking build system type" >&5
-if test "x$ac_cv_build" = "x" || (test "x$build" != "xNONE" && test "x$build" != "x$ac_cv_build_alias"); then
-
-# Make sure we can run config.sub.
-  if $ac_config_sub sun4 >/dev/null 2>&1; then :
-    else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
-  fi
-
-  ac_cv_build_alias=$build
-  case "$ac_cv_build_alias" in
-  NONE)
-    case $nonopt in
-    NONE)
-      ac_cv_build_alias=$host_alias ;;
-
-    *) ac_cv_build_alias=$nonopt ;;
-    esac ;;
-  esac
-
-  ac_cv_build=`$ac_config_sub $ac_cv_build_alias`
-  ac_cv_build_cpu=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-  ac_cv_build_vendor=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-  ac_cv_build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-else
-  echo $ac_n "(cached) $ac_c" 1>&6
-fi
-
-echo "$ac_t""$ac_cv_build" 1>&6
-
-build=$ac_cv_build
-build_alias=$ac_cv_build_alias
-build_cpu=$ac_cv_build_cpu
-build_vendor=$ac_cv_build_vendor
-build_os=$ac_cv_build_os
-
-
+echo "configure:1270: 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}-
@@ -1334,8 +1294,8 @@ 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:1338: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_CC+set}\" = set"; then
+echo "configure:1298: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$CC"; then
@@ -1368,11 +1328,11 @@ if test -z "$CC"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $CC""... $ac_c" 1>&6
-echo "configure:1372: checking version of $CC" >&5
+echo "configure:1332: checking version of $CC" >&5
   ac_prog_version=`$CC -v 2>&1 | sed -n 's/^.*version \([egcygnustp-]*[0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
-    egcs-2.9[1-9].*|egcs-2.90.2[789]|egcs-2.90.[3-9][0-9]|*gcc-2.9[1-9].*|pgcc-2.90.2[789]|pgcc-2.90.[3-9][0-9]|*2.8.[1-9]*|*2.9|*2.9.[0-9]*|2.9[5-9]*|cygnus-2.9[1-9].*|gcc-2.9[5-9]|gcc-2.1[0-9][0-9])
+    egcs-2.9[1-9].*|egcs-2.90.2[789]|egcs-2.90.[3-9][0-9]|*gcc-2.9[1-9].*|pgcc-2.90.2[789]|pgcc-2.90.[3-9][0-9]|*2.8.[1-9]*|*2.9|*2.9.[0-9]*|2.9[5-9]*|cygnus-2.9[1-9]*|gcc-2.9[5-9]|gcc-2.1[0-9][0-9])
        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
 
@@ -1388,8 +1348,8 @@ 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:1392: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_MAKE+set}\" = set"; then
+echo "configure:1352: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_MAKE'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$MAKE"; then
@@ -1422,7 +1382,7 @@ if test -z "$MAKE"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $MAKE""... $ac_c" 1>&6
-echo "configure:1426: checking version of $MAKE" >&5
+echo "configure:1386: checking version of $MAKE" >&5
   ac_prog_version=`$MAKE --version 2>&1 | sed -n 's/^.*GNU Make[^0-9]*\([0-9][0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -1443,8 +1403,8 @@ do
 # Extract the first word of "$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:1447: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_MSGFMT+set}\" = set"; then
+echo "configure:1407: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_MSGFMT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$MSGFMT"; then
@@ -1477,7 +1437,7 @@ if test -z "$MSGFMT"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $MSGFMT""... $ac_c" 1>&6
-echo "configure:1481: checking version of $MSGFMT" >&5
+echo "configure:1441: checking version of $MSGFMT" >&5
   ac_prog_version=`$MSGFMT --version 2>&1 | sed -n 's/^.*GNU gettext.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -1497,8 +1457,8 @@ do
 # Extract the first word of "$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:1501: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_MAKEINFO+set}\" = set"; then
+echo "configure:1461: 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
@@ -1531,7 +1491,7 @@ if test -z "$MAKEINFO"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $MAKEINFO""... $ac_c" 1>&6
-echo "configure:1535: checking version of $MAKEINFO" >&5
+echo "configure:1495: checking version of $MAKEINFO" >&5
   ac_prog_version=`$MAKEINFO --version 2>&1 | sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -1564,8 +1524,8 @@ CCVERSION=`$CC -v 2>&1 | sed -n 's/gcc version //p'`
 
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1568: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
-if eval "test \"\${ac_cv_prog_cc_works+set}\" = set"; then
+echo "configure:1528: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_cc_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
@@ -1578,12 +1538,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 1582 "configure"
+#line 1542 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:1587: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1547: \"$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
@@ -1614,8 +1574,8 @@ else
  cross_linkable=yes
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:1618: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
-if eval "test \"\${ac_cv_prog_cc_cross+set}\" = set"; then
+echo "configure:1578: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_cc_cross'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   :
@@ -1626,8 +1586,8 @@ echo "$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""... $ac_c" 1>&6
-echo "configure:1630: checking whether we are using GNU C" >&5
-if eval "test \"\${ac_cv_prog_gcc+set}\" = set"; then
+echo "configure:1590: checking whether we are using GNU C" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
@@ -1635,7 +1595,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1639: \"$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:1599: \"$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
@@ -1647,45 +1607,23 @@ if test $ac_cv_prog_gcc != yes; then
   { echo "configure: error: GNU libc must be compiled using GNU CC" 1>&2; exit 1; }
 fi
 
-
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1653: checking build system type" >&5
-if test "x$ac_cv_build" = "x" || (test "x$build" != "xNONE" && test "x$build" != "x$ac_cv_build_alias"); then
-
-# Make sure we can run config.sub.
-  if $ac_config_sub sun4 >/dev/null 2>&1; then :
-    else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
-  fi
-
-  ac_cv_build_alias=$build
-  case "$ac_cv_build_alias" in
-  NONE)
-    case $nonopt in
-    NONE)
-      ac_cv_build_alias=$host_alias ;;
-
-    *) ac_cv_build_alias=$nonopt ;;
-    esac ;;
-  esac
-
-  ac_cv_build=`$ac_config_sub $ac_cv_build_alias`
-  ac_cv_build_cpu=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-  ac_cv_build_vendor=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-  ac_cv_build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
-else
-  echo $ac_n "(cached) $ac_c" 1>&6
-fi
-
-echo "$ac_t""$ac_cv_build" 1>&6
-
-build=$ac_cv_build
-build_alias=$ac_cv_build_alias
-build_cpu=$ac_cv_build_cpu
-build_vendor=$ac_cv_build_vendor
-build_os=$ac_cv_build_os
-
-
+echo "configure:1612: 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 != $build; then
   for ac_prog in gcc cc
@@ -1693,8 +1631,8 @@ do
 # Extract the first word of "$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:1697: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_BUILD_CC+set}\" = set"; then
+echo "configure:1635: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_BUILD_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$BUILD_CC"; then
@@ -1725,13 +1663,13 @@ done
 fi
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1729: checking how to run the C preprocessor" >&5
+echo "configure:1667: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-if eval "test \"\${ac_cv_prog_CPP+set}\" = set"; then
+if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     # This must be in double quotes, not single quotes, because CPP may get
@@ -1740,13 +1678,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1744 "configure"
+#line 1682 "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:1750: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1688: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1757,13 +1695,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1761 "configure"
+#line 1699 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1767: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1705: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1774,13 +1712,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 1778 "configure"
+#line 1716 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1784: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1722: \"$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
   :
@@ -1823,8 +1761,8 @@ if test $RANLIB = ranlib; then
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1827: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_RANLIB+set}\" = set"; then
+echo "configure:1765: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$RANLIB"; then
@@ -1855,8 +1793,8 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1859: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_RANLIB+set}\" = set"; then
+echo "configure:1797: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$RANLIB"; then
@@ -1892,8 +1830,8 @@ fi
 
 # Determine whether we are using GNU binutils.
 echo $ac_n "checking whether $AS is GNU as""... $ac_c" 1>&6
-echo "configure:1896: checking whether $AS is GNU as" >&5
-if eval "test \"\${libc_cv_prog_as_gnu+set}\" = set"; then
+echo "configure:1834: checking whether $AS is GNU as" >&5
+if eval "test \"`echo '$''{'libc_cv_prog_as_gnu'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   # Most GNU programs take a -v and spit out some text including
@@ -1911,8 +1849,8 @@ rm -f a.out
 gnu_as=$libc_cv_prog_as_gnu
 
 echo $ac_n "checking whether $LD is GNU ld""... $ac_c" 1>&6
-echo "configure:1915: checking whether $LD is GNU ld" >&5
-if eval "test \"\${libc_cv_prog_ld_gnu+set}\" = set"; then
+echo "configure:1853: checking whether $LD is GNU ld" >&5
+if eval "test \"`echo '$''{'libc_cv_prog_ld_gnu'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   # Most GNU programs take a -v and spit out some text including
@@ -1931,8 +1869,8 @@ gnu_ld=$libc_cv_prog_ld_gnu
 # Extract the first word of "${ac_tool_prefix}mig", so it can be a program name with args.
 set dummy ${ac_tool_prefix}mig; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1935: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_MIG+set}\" = set"; then
+echo "configure:1873: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$MIG"; then
@@ -1972,8 +1910,8 @@ fi
 
 # check if ranlib is necessary
 echo $ac_n "checking whether ranlib is necessary""... $ac_c" 1>&6
-echo "configure:1976: checking whether ranlib is necessary" >&5
-if eval "test \"\${libc_cv_ranlib_necessary+set}\" = set"; then
+echo "configure:1914: checking whether ranlib is necessary" >&5
+if eval "test \"`echo '$''{'libc_cv_ranlib_necessary'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
@@ -2006,7 +1944,7 @@ fi
 # - two terminals occur directly after each other
 # - the path contains an element with a dot in it
 echo $ac_n "checking LD_LIBRARY_PATH variable""... $ac_c" 1>&6
-echo "configure:2010: checking LD_LIBRARY_PATH variable" >&5
+echo "configure:1948: checking LD_LIBRARY_PATH variable" >&5
 case ${LD_LIBRARY_PATH} in
   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
     ld_library_path_setting="contains current directory"
@@ -2026,8 +1964,8 @@ fi
 # Extract the first word of "bash", so it can be a program name with args.
 set dummy bash; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2030: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_path_BASH+set}\" = set"; then
+echo "configure:1968: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   case "$BASH" in
@@ -2072,8 +2010,8 @@ if test "$BASH" = no; then
   # Extract the first word of "ksh", so it can be a program name with args.
 set dummy ksh; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2076: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_path_KSH+set}\" = set"; then
+echo "configure:2014: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   case "$KSH" in
@@ -2122,8 +2060,8 @@ 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:2126: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_prog_AWK+set}\" = set"; then
+echo "configure:2064: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$AWK"; then
@@ -2154,8 +2092,8 @@ done
 # Extract the first word of "perl", so it can be a program name with args.
 set dummy perl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2158: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_path_PERL+set}\" = set"; then
+echo "configure:2096: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   case "$PERL" in
@@ -2191,8 +2129,8 @@ fi
 # Extract the first word of "install-info", so it can be a program name with args.
 set dummy install-info; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2195: checking for $ac_word" >&5
-if eval "test \"\${ac_cv_path_INSTALL_INFO+set}\" = set"; then
+echo "configure:2133: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_path_INSTALL_INFO'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   case "$INSTALL_INFO" in
@@ -2227,8 +2165,8 @@ fi
 
 if test "$INSTALL_INFO" != "no"; then
 echo $ac_n "checking for old Debian install-info""... $ac_c" 1>&6
-echo "configure:2231: checking for old Debian install-info" >&5
-if eval "test \"\${libc_cv_old_debian_install_info+set}\" = set"; then
+echo "configure:2169: checking for old Debian install-info" >&5
+if eval "test \"`echo '$''{'libc_cv_old_debian_install_info'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   mkdir conftest.d
@@ -2260,8 +2198,8 @@ fi
 
 
 echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6
-echo "configure:2264: checking for signed size_t type" >&5
-if eval "test \"\${libc_cv_signed_size_t+set}\" = set"; then
+echo "configure:2202: checking for signed size_t type" >&5
+if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   echo '#include <stddef.h>
@@ -2284,12 +2222,12 @@ EOF
 fi
 
 echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6
-echo "configure:2288: checking for libc-friendly stddef.h" >&5
-if eval "test \"\${libc_cv_friendly_stddef+set}\" = set"; then
+echo "configure:2226: checking for libc-friendly stddef.h" >&5
+if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2293 "configure"
+#line 2231 "configure"
 #include "confdefs.h"
 #define __need_size_t
 #define __need_wchar_t
@@ -2304,7 +2242,7 @@ size_t size; wchar_t wchar;
 if (&size == NULL || &wchar == NULL) abort ();
 ; return 0; }
 EOF
-if { (eval echo configure:2308: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2246: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   libc_cv_friendly_stddef=yes
 else
@@ -2323,8 +2261,8 @@ override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
 fi
 
 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6
-echo "configure:2327: checking whether we need to use -P to assemble .S files" >&5
-if eval "test \"\${libc_cv_need_minus_P+set}\" = set"; then
+echo "configure:2265: checking whether we need to use -P to assemble .S files" >&5
+if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.S <<EOF
@@ -2346,8 +2284,8 @@ asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
 fi
 
 echo $ac_n "checking whether .text pseudo-op must be used""... $ac_c" 1>&6
-echo "configure:2350: checking whether .text pseudo-op must be used" >&5
-if eval "test \"\${libc_cv_dot_text+set}\" = set"; then
+echo "configure:2288: checking whether .text pseudo-op must be used" >&5
+if eval "test \"`echo '$''{'libc_cv_dot_text'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.s <<EOF
@@ -2367,8 +2305,8 @@ else
 fi
 
 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6
-echo "configure:2371: checking for assembler global-symbol directive" >&5
-if eval "test \"\${libc_cv_asm_global_directive+set}\" = set"; then
+echo "configure:2309: checking for assembler global-symbol directive" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   libc_cv_asm_global_directive=UNKNOWN
@@ -2397,8 +2335,8 @@ EOF
 fi
 
 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6
-echo "configure:2401: checking for .set assembler directive" >&5
-if eval "test \"\${libc_cv_asm_set_directive+set}\" = set"; then
+echo "configure:2339: checking for .set assembler directive" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.s <<EOF
@@ -2431,8 +2369,8 @@ EOF
 fi
 
 echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6
-echo "configure:2435: checking for .symver assembler directive" >&5
-if eval "test \"\${libc_cv_asm_symver_directive+set}\" = set"; then
+echo "configure:2373: checking for .symver assembler directive" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.s <<EOF
@@ -2450,8 +2388,8 @@ fi
 
 echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6
 echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6
-echo "configure:2454: checking for ld --version-script" >&5
-if eval "test \"\${libc_cv_ld_version_script_option+set}\" = set"; then
+echo "configure:2392: checking for ld --version-script" >&5
+if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test $libc_cv_asm_symver_directive = yes; then
@@ -2473,7 +2411,7 @@ EOF
     if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
 					-nostartfiles -nostdlib
 					-Wl,--version-script,conftest.map
-		       1>&5'; { (eval echo configure:2477: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
+		       1>&5'; { (eval echo configure:2415: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
     then
       libc_cv_ld_version_script_option=yes
     else
@@ -2511,15 +2449,15 @@ if test $VERSIONING = no; then
 fi
 if test $elf = yes; then
   echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
-echo "configure:2515: checking for .previous assembler directive" >&5
-if eval "test \"\${libc_cv_asm_previous_directive+set}\" = set"; then
+echo "configure:2453: checking for .previous assembler directive" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     cat > conftest.s <<EOF
 .section foo_section
 .previous
 EOF
-  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2523: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2461: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
     libc_cv_asm_previous_directive=yes
   else
     libc_cv_asm_previous_directive=no
@@ -2535,15 +2473,15 @@ EOF
 
   else
     echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
-echo "configure:2539: checking for .popsection assembler directive" >&5
-if eval "test \"\${libc_cv_asm_popsection_directive+set}\" = set"; then
+echo "configure:2477: checking for .popsection assembler directive" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
       cat > conftest.s <<EOF
 .pushsection foo_section
 .popsection
 EOF
-    if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2547: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+    if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2485: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
       libc_cv_asm_popsection_directive=yes
     else
       libc_cv_asm_popsection_directive=no
@@ -2563,12 +2501,12 @@ fi
 
 if test $elf != yes; then
   echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
-echo "configure:2567: checking for .init and .fini sections" >&5
-if eval "test \"\${libc_cv_have_initfini+set}\" = set"; then
+echo "configure:2505: checking for .init and .fini sections" >&5
+if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2572 "configure"
+#line 2510 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -2577,7 +2515,7 @@ asm (".section .init");
 				    asm ("${libc_cv_dot_text}");
 ; return 0; }
 EOF
-if { (eval echo configure:2581: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2519: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   libc_cv_have_initfini=yes
 else
@@ -2605,19 +2543,19 @@ if test $elf = yes; then
 else
   if test $ac_cv_prog_cc_works = yes; then
     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
-echo "configure:2609: checking for _ prefix on C symbol names" >&5
-if eval "test \"\${libc_cv_asm_underscores+set}\" = set"; then
+echo "configure:2547: checking for _ prefix on C symbol names" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2614 "configure"
+#line 2552 "configure"
 #include "confdefs.h"
 asm ("_glibc_foobar:");
 int main() {
 glibc_foobar ();
 ; return 0; }
 EOF
-if { (eval echo configure:2621: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2559: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   libc_cv_asm_underscores=yes
 else
@@ -2632,17 +2570,17 @@ fi
 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
   else
     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
-echo "configure:2636: checking for _ prefix on C symbol names" >&5
-if eval "test \"\${libc_cv_asm_underscores+set}\" = set"; then
+echo "configure:2574: checking for _ prefix on C symbol names" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2641 "configure"
+#line 2579 "configure"
 #include "confdefs.h"
 void underscore_test(void) {
 return; }
 EOF
-if { (eval echo configure:2646: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2584: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   if grep _underscore_test conftest* >/dev/null; then
     rm -f conftest*
     libc_cv_asm_underscores=yes
@@ -2674,8 +2612,8 @@ if test $elf = yes; then
 fi
 
 echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
-echo "configure:2678: checking for assembler .weak directive" >&5
-if eval "test \"\${libc_cv_asm_weak_directive+set}\" = set"; then
+echo "configure:2616: checking for assembler .weak directive" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.s <<EOF
@@ -2697,8 +2635,8 @@ echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
 
 if test $libc_cv_asm_weak_directive = no; then
   echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
-echo "configure:2701: checking for assembler .weakext directive" >&5
-if eval "test \"\${libc_cv_asm_weakext_directive+set}\" = set"; then
+echo "configure:2639: checking for assembler .weakext directive" >&5
+if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.s <<EOF
@@ -2735,8 +2673,8 @@ EOF
 fi
 
 echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
-echo "configure:2739: checking for ld --no-whole-archive" >&5
-if eval "test \"\${libc_cv_ld_no_whole_archive+set}\" = set"; then
+echo "configure:2677: checking for ld --no-whole-archive" >&5
+if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<\EOF
@@ -2746,7 +2684,7 @@ __throw () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS
 			    -nostdlib -nostartfiles -Wl,--no-whole-archive
-			    -o conftest conftest.c 1>&5'; { (eval echo configure:2750: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c 1>&5'; { (eval echo configure:2688: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_ld_no_whole_archive=yes
 else
   libc_cv_ld_no_whole_archive=no
@@ -2760,8 +2698,8 @@ if test $libc_cv_ld_no_whole_archive = yes; then
 fi
 
 echo $ac_n "checking for gcc -fexceptions""... $ac_c" 1>&6
-echo "configure:2764: checking for gcc -fexceptions" >&5
-if eval "test \"\${libc_cv_gcc_exceptions+set}\" = set"; then
+echo "configure:2702: checking for gcc -fexceptions" >&5
+if eval "test \"`echo '$''{'libc_cv_gcc_exceptions'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<\EOF
@@ -2771,7 +2709,7 @@ __throw () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS
 			    -nostdlib -nostartfiles -fexceptions
-			    -o conftest conftest.c 1>&5'; { (eval echo configure:2775: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c 1>&5'; { (eval echo configure:2713: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_exceptions=yes
 else
   libc_cv_gcc_exceptions=no
@@ -2786,14 +2724,14 @@ fi
 
 if test "$base_machine" = alpha ; then
 echo $ac_n "checking for function ..ng prefix""... $ac_c" 1>&6
-echo "configure:2790: checking for function ..ng prefix" >&5
-if eval "test \"\${libc_cv_gcc_alpha_ng_prefix+set}\" = set"; then
+echo "configure:2728: checking for function ..ng prefix" >&5
+if eval "test \"`echo '$''{'libc_cv_gcc_alpha_ng_prefix'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<\EOF
 foo () { }
 EOF
-if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:2797: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
+if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:2735: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
 then
   libc_cv_gcc_alpha_ng_prefix=yes
 else
@@ -2820,19 +2758,19 @@ if test "$host_cpu" = powerpc ; then
 # Check for a bug present in at least versions 2.8.x of GCC
 # and versions 1.0.x of EGCS.
 echo $ac_n "checking whether clobbering cr0 causes problems""... $ac_c" 1>&6
-echo "configure:2824: checking whether clobbering cr0 causes problems" >&5
-if eval "test \"\${libc_cv_c_asmcr0_bug+set}\" = set"; then
+echo "configure:2762: checking whether clobbering cr0 causes problems" >&5
+if eval "test \"`echo '$''{'libc_cv_c_asmcr0_bug'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2829 "configure"
+#line 2767 "configure"
 #include "confdefs.h"
 int tester(int x) { asm ("" : : : "cc"); return x & 123; }
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2836: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2774: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   libc_cv_c_asmcr0_bug='no'
 else
@@ -2854,12 +2792,12 @@ fi
 fi
 
 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
-echo "configure:2858: checking for DWARF2 unwind info support" >&5
-if eval "test \"\${libc_cv_gcc_dwarf2_unwind_info+set}\" = set"; then
+echo "configure:2796: checking for DWARF2 unwind info support" >&5
+if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
-#line 2863 "configure"
+#line 2801 "configure"
 static char __EH_FRAME_BEGIN__;
 _start ()
 {
@@ -2886,7 +2824,7 @@ __bzero () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
 			    -nostdlib -nostartfiles
-			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2890: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2828: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_dwarf2_unwind_info=static
 else
   libc_cv_gcc_dwarf2_unwind_info=no
@@ -2894,7 +2832,7 @@ fi
 if test $libc_cv_gcc_dwarf2_unwind_info = no; then
   if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame
 			      -nostdlib -nostartfiles
-			      -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2898: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			      -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2836: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
     libc_cv_gcc_dwarf2_unwind_info=yes
   else
     libc_cv_gcc_dwarf2_unwind_info=no
@@ -2924,12 +2862,12 @@ EOF
 esac
 
 echo $ac_n "checking for __builtin_expect""... $ac_c" 1>&6
-echo "configure:2928: checking for __builtin_expect" >&5
-if eval "test \"\${libc_cv_gcc_builtin_expect+set}\" = set"; then
+echo "configure:2866: checking for __builtin_expect" >&5
+if eval "test \"`echo '$''{'libc_cv_gcc_builtin_expect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
-#line 2933 "configure"
+#line 2871 "configure"
 int foo (int a)
 {
   a = __builtin_expect (a, 10);
@@ -2937,7 +2875,7 @@ int foo (int a)
 }
 EOF
 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
-			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2941: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2879: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_builtin_expect=yes
 else
   libc_cv_gcc_builtin_expect=no
@@ -2954,12 +2892,12 @@ EOF
 fi
 
 echo $ac_n "checking for local label subtraction""... $ac_c" 1>&6
-echo "configure:2958: checking for local label subtraction" >&5
-if eval "test \"\${libc_cv_gcc_subtract_local_labels+set}\" = set"; then
+echo "configure:2896: checking for local label subtraction" >&5
+if eval "test \"`echo '$''{'libc_cv_gcc_subtract_local_labels'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
-#line 2963 "configure"
+#line 2901 "configure"
 int foo (int a)
 {
   static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
@@ -2972,7 +2910,7 @@ int foo (int a)
 }
 EOF
 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
-			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2976: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2914: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_subtract_local_labels=yes
 else
   libc_cv_gcc_subtract_local_labels=no
@@ -2989,7 +2927,7 @@ EOF
 fi
 
 echo $ac_n "checking for libgd""... $ac_c" 1>&6
-echo "configure:2993: checking for libgd" >&5
+echo "configure:2931: checking for libgd" >&5
 old_CFLAGS="$CFLAGS"
 CFLAGS="$CFLAGS $libgd_include"
 old_LDFLAGS="$LDFLAGS"
@@ -2997,14 +2935,14 @@ LDFLAGS="$LDFLAGS $libgd_ldflags"
 old_LIBS="$LIBS"
 LIBS="$LIBS -lgd -lpng -lz"
 cat > conftest.$ac_ext <<EOF
-#line 3001 "configure"
+#line 2939 "configure"
 #include "confdefs.h"
 #include <gd.h>
 int main() {
 gdImagePng (0, 0)
 ; return 0; }
 EOF
-if { (eval echo configure:3008: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2946: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   LIBGD=yes
 else
@@ -3065,8 +3003,8 @@ if test "$uname" = "sysdeps/generic"; then
   fi
 
   echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
-echo "configure:3069: checking OS release for uname" >&5
-if eval "test \"\${libc_cv_uname_release+set}\" = set"; then
+echo "configure:3007: checking OS release for uname" >&5
+if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
@@ -3087,8 +3025,8 @@ echo "$ac_t""$libc_cv_uname_release" 1>&6
   uname_release="$libc_cv_uname_release"
 
   echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
-echo "configure:3091: checking OS version for uname" >&5
-if eval "test \"\${libc_cv_uname_version+set}\" = set"; then
+echo "configure:3029: checking OS version for uname" >&5
+if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
@@ -3109,7 +3047,7 @@ else
 fi
 
 echo $ac_n "checking stdio selection""... $ac_c" 1>&6
-echo "configure:3113: checking stdio selection" >&5
+echo "configure:3051: checking stdio selection" >&5
 
 case $stdio in
 libio) cat >> confdefs.h <<\EOF
@@ -3123,7 +3061,7 @@ echo "$ac_t""$stdio" 1>&6
 # Test for old glibc 2.0.x headers so that they can be removed properly
 # Search only in includedir.
 echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
-echo "configure:3127: checking for old glibc 2.0.x headers" >&5
+echo "configure:3065: checking for old glibc 2.0.x headers" >&5
 if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
 then
   old_glibc_headers=yes
@@ -3177,8 +3115,8 @@ if test $shared = default; then
 fi
 
 echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
-echo "configure:3181: checking whether -fPIC is default" >&5
-if eval "test \"\${pic_default+set}\" = set"; then
+echo "configure:3119: checking whether -fPIC is default" >&5
+if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   pic_default=yes
@@ -3315,7 +3253,7 @@ do
     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
-    echo "$CONFIG_STATUS generated by autoconf version 2.14.1"
+    echo "$CONFIG_STATUS generated by autoconf version 2.13"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -3694,7 +3632,7 @@ exit 0
 EOF
 chmod +x $CONFIG_STATUS
 rm -fr confdefs* $ac_clean_files
-test "$no_create" = yes || $SHELL $CONFIG_STATUS || exit 1
+test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
 
 if test "$no_recursion" != yes; then
 
@@ -3758,7 +3696,7 @@ if test "$no_recursion" != yes; then
 
     # Check for guested configure; otherwise get Cygnus style configure.
     if test -f $ac_sub_srcdir/configure; then
-      ac_sub_configure="$SHELL $ac_sub_srcdir/configure"
+      ac_sub_configure=$ac_sub_srcdir/configure
     elif test -f $ac_sub_srcdir/configure.in; then
       ac_sub_configure=$ac_configure
     else
@@ -3780,9 +3718,9 @@ if test "$no_recursion" != yes; then
         *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
         esac
 
-      echo "running $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
+      echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
       # The eval makes quoting arguments work.
-      if eval $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
+      if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
       then :
       else
         { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
diff --git a/sysdeps/ieee754/dbl-64/e_gamma_r.c b/sysdeps/ieee754/dbl-64/e_gamma_r.c
index bd802c24f1..eff40463be 100644
--- a/sysdeps/ieee754/dbl-64/e_gamma_r.c
+++ b/sysdeps/ieee754/dbl-64/e_gamma_r.c
@@ -45,6 +45,9 @@ __ieee754_gamma_r (double x, int *signgamp)
       *signgamp = 0;
       return (x - x) / (x - x);
     }
+  if ((unsigned int) hx == 0xfff00000 && lx==0)
+    /* x == -Inf.  According to ISO this is NaN.  */
+    return x - x;
 
   /* XXX FIXME.  */
   return __ieee754_exp (__ieee754_lgamma_r (x, signgamp));
diff --git a/sysdeps/ieee754/dbl-64/e_lgamma_r.c b/sysdeps/ieee754/dbl-64/e_lgamma_r.c
index 92e9556568..ad775c616a 100644
--- a/sysdeps/ieee754/dbl-64/e_lgamma_r.c
+++ b/sysdeps/ieee754/dbl-64/e_lgamma_r.c
@@ -226,8 +226,6 @@ static double zero=  0.00000000000000000000e+00;
 
     /* purge off +-inf, NaN, +-0, and negative arguments */
 	*signgamp = 1;
-	if ((unsigned int) hx==0xfff00000&&lx==0)
-	  return x-x;
 	ix = hx&0x7fffffff;
 	if(ix>=0x7ff00000) return x*x;
 	if((ix|lx)==0) return one/fabs(x);
diff --git a/sysdeps/ieee754/ldbl-96/s_nexttoward.c b/sysdeps/ieee754/ldbl-96/s_nexttoward.c
index debbb86a3c..941383e281 100644
--- a/sysdeps/ieee754/ldbl-96/s_nexttoward.c
+++ b/sysdeps/ieee754/ldbl-96/s_nexttoward.c
@@ -47,7 +47,7 @@ static char rcsid[] = "$NetBSD: $";
 	if(((ix>=0x7ff00000)&&((ix-0x7ff00000)|lx)!=0) ||   /* x is nan */
 	   ((iy>=0x7fff)&&((hy|ly)|-(hy|ly))!=0))           /* y is nan */
 	   return x+y;
-	if((long double) x==y) return x;	/* x=y, return x */
+	if((long double) x==y) return y;	/* x=y, return y */
 	if((ix|lx)==0) {			/* x == 0 */
 	    double x2;
 	    INSERT_WORDS(x,esy&0x8000?0x80000000:0,1);/* return +-minsub */
-- 
2.43.5