2001-06-09 Benjamin Kosnik <bkoz@redhat.com>

	* acinclude.m4 (GLIBCPP_CHECK_WCHAR_T_SUPPORT): Check for fgetwc,
	fgetws.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* include/c_std/bits/std_cwchar.h: Remove duplicate fgetwc
	injection, guard fgetwc, fgetws.
	* include/c_std/bits/std_cstdio.h: Remove superfluous includes.
	* include/c_std/bits/std_clocale.h: And here.
	* include/c_std/bits/std_cctype.h: And here.
	* include/c_std/bits/std_cstdlib.h (strtof): Guard strtof injection.

	* config/basic_file_stdio.h: Don't include unistd.h.
	* config/c_io_stdio.h: Don't use compatibility headers.
	* libsupc++/eh_terminate.cc: Qualify abort.
	(__terminate): And here.
	* libsupc++/eh_catch.cc (__cxa_end_catch): Qualify abort.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@43070 138bc75d-0d04-0410-961f-82ee72b054a4

14 files changed, 820 insertions, 685 deletions

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 94fde5a1db8..97ab331f899 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,22 @@
+2001-06-09  Benjamin Kosnik  <bkoz@redhat.com>
+
+	* acinclude.m4 (GLIBCPP_CHECK_WCHAR_T_SUPPORT): Check for fgetwc,
+	fgetws.
+	* aclocal.m4: Regenerate.
+	* configure: Regenerate.
+	* include/c_std/bits/std_cwchar.h: Remove duplicate fgetwc
+	injection, guard fgetwc, fgetws.
+	* include/c_std/bits/std_cstdio.h: Remove superfluous includes.
+	* include/c_std/bits/std_clocale.h: And here.
+	* include/c_std/bits/std_cctype.h: And here.
+	* include/c_std/bits/std_cstdlib.h (strtof): Guard strtof injection.
+
+	* config/basic_file_stdio.h: Don't include unistd.h.
+	* config/c_io_stdio.h: Don't use compatibility headers.
+	* libsupc++/eh_terminate.cc: Qualify abort.
+	(__terminate): And here.
+	* libsupc++/eh_catch.cc (__cxa_end_catch): Qualify abort.
+	
 2001-06-08  Benjamin Kosnik  <bkoz@redhat.com>
 
 	* include/c_std/bits/std_cstdlib.h: Remove _Exit, strtof injections.
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index 6baffe384e7..d4d0c05e3e1 100644
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -813,6 +813,9 @@ AC_DEFUN(GLIBCPP_CHECK_WCHAR_T_SUPPORT, [
     AC_CHECK_FUNCS(wcslen wmemchr wmemcmp wmemcpy wmemmove wmemset \
     wcsrtombs mbsrtowcs, ac_wfuncs=yes, ac_wfuncs=no)
   
+    dnl Do quick checks for things injected into std:: by the c_std headers.
+    AC_CHECK_FUNCS(fgetwc, fgetws)
+
     AC_MSG_CHECKING([for ISO C99 wchar_t support])
     if test x"$has_weof" = xyes && test x"$has_wchar_minmax" = xyes \
        && test x"$ac_wfuncs" = xyes; then
diff --git a/libstdc++-v3/aclocal.m4 b/libstdc++-v3/aclocal.m4
index d020a142919..26eabacbc8f 100644
--- a/libstdc++-v3/aclocal.m4
+++ b/libstdc++-v3/aclocal.m4
@@ -825,6 +825,9 @@ AC_DEFUN(GLIBCPP_CHECK_WCHAR_T_SUPPORT, [
     AC_CHECK_FUNCS(wcslen wmemchr wmemcmp wmemcpy wmemmove wmemset \
     wcsrtombs mbsrtowcs, ac_wfuncs=yes, ac_wfuncs=no)
   
+    dnl Do quick checks for things injected into std:: by the c_std headers.
+    AC_CHECK_FUNCS(fgetwc, fgetws)
+
     AC_MSG_CHECKING([for ISO C99 wchar_t support])
     if test x"$has_weof" = xyes && test x"$has_wchar_minmax" = xyes \
        && test x"$ac_wfuncs" = xyes; then
diff --git a/libstdc++-v3/config.h.in b/libstdc++-v3/config.h.in
index f9b9ed76b90..c267376314f 100644
--- a/libstdc++-v3/config.h.in
+++ b/libstdc++-v3/config.h.in
@@ -315,6 +315,9 @@
 /* Define if you have the fabsl function.  */
 #undef HAVE_FABSL
 
+/* Define if you have the fgetwc function.  */
+#undef HAVE_FGETWC
+
 /* Define if you have the finite function.  */
 #undef HAVE_FINITE
 
diff --git a/libstdc++-v3/config/basic_file_stdio.h b/libstdc++-v3/config/basic_file_stdio.h
index 920a7d36ccf..565bfea4d40 100644
--- a/libstdc++-v3/config/basic_file_stdio.h
+++ b/libstdc++-v3/config/basic_file_stdio.h
@@ -31,8 +31,6 @@
 // ISO C++ 14882: 27.8  File-based streams
 //
 
-#include <unistd.h>
-
 namespace std 
 {
   // Generic definitions for __basic_file
diff --git a/libstdc++-v3/config/c_io_stdio.h b/libstdc++-v3/config/c_io_stdio.h
index 264e705d130..f24f6a88231 100644
--- a/libstdc++-v3/config/c_io_stdio.h
+++ b/libstdc++-v3/config/c_io_stdio.h
@@ -32,8 +32,8 @@
 #ifndef _CPP_IO_STDIO_H
 #define _CPP_IO_STDIO_H 1
 
-#include <stdio.h>
-#include <stddef.h>
+#include <cstdio>
+#include <cstddef>
 #include <bits/gthr.h>
 
 namespace std 
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index 290e0bc6262..978e38e6c07 100755
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -4341,8 +4341,64 @@ fi
 done
 
   
+        for ac_func in fgetwc
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:4348: checking for $ac_func" >&5
+if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 4353 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:4376: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ fgetws
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
+
     echo $ac_n "checking for ISO C99 wchar_t support""... $ac_c" 1>&6
-echo "configure:4346: checking for ISO C99 wchar_t support" >&5
+echo "configure:4402: checking for ISO C99 wchar_t support" >&5
     if test x"$has_weof" = xyes && test x"$has_wchar_minmax" = xyes \
        && test x"$ac_wfuncs" = xyes; then
       ac_isoC99_wchar_t=yes
@@ -4353,17 +4409,17 @@ echo "configure:4346: checking for ISO C99 wchar_t support" >&5
   
             ac_safe=`echo "iconv.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for iconv.h""... $ac_c" 1>&6
-echo "configure:4357: checking for iconv.h" >&5
+echo "configure:4413: checking for iconv.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4362 "configure"
+#line 4418 "configure"
 #include "confdefs.h"
 #include <iconv.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4367: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4423: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4387,17 +4443,17 @@ fi
 
     ac_safe=`echo "langinfo.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for langinfo.h""... $ac_c" 1>&6
-echo "configure:4391: checking for langinfo.h" >&5
+echo "configure:4447: checking for langinfo.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4396 "configure"
+#line 4452 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4401: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4457: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4421,7 +4477,7 @@ fi
 
 
         echo $ac_n "checking for iconv in -liconv""... $ac_c" 1>&6
-echo "configure:4425: checking for iconv in -liconv" >&5
+echo "configure:4481: checking for iconv in -liconv" >&5
 ac_lib_var=`echo iconv'_'iconv | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4429,7 +4485,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-liconv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4433 "configure"
+#line 4489 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4440,7 +4496,7 @@ int main() {
 iconv()
 ; return 0; }
 EOF
-if { (eval echo configure:4444: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4500: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4466,12 +4522,12 @@ fi
     for ac_func in iconv_open iconv_close iconv nl_langinfo
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4470: checking for $ac_func" >&5
+echo "configure:4526: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4475 "configure"
+#line 4531 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4494,7 +4550,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4498: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4554: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4524,7 +4580,7 @@ done
     LIBS="$ac_save_LIBS"
 
     echo $ac_n "checking for XPG2 wchar_t support""... $ac_c" 1>&6
-echo "configure:4528: checking for XPG2 wchar_t support" >&5
+echo "configure:4584: checking for XPG2 wchar_t support" >&5
     if test x"$ac_has_iconv_h" = xyes && test x"$ac_has_langinfo_h" = xyes \
        && test x"$ac_XPG2funcs" = xyes; then
       ac_XPG2_wchar_t=yes
@@ -4534,7 +4590,7 @@ echo "configure:4528: checking for XPG2 wchar_t support" >&5
     echo "$ac_t""$ac_XPG2_wchar_t" 1>&6
   
             echo $ac_n "checking for enabled wchar_t specializations""... $ac_c" 1>&6
-echo "configure:4538: checking for enabled wchar_t specializations" >&5
+echo "configure:4594: checking for enabled wchar_t specializations" >&5
     if test x"$ac_isoC99_wchar_t" = xyes \
        && test x"$ac_XPG2_wchar_t" = xyes; then
       cat >> confdefs.h <<\EOF
@@ -4610,17 +4666,17 @@ else
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4614: checking for $ac_hdr" >&5
+echo "configure:4670: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4619 "configure"
+#line 4675 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4624: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4680: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4671,10 +4727,10 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
   # Check for -ffunction-sections -fdata-sections
   echo $ac_n "checking for g++ that supports -ffunction-sections -fdata-sections""... $ac_c" 1>&6
-echo "configure:4675: checking for g++ that supports -ffunction-sections -fdata-sections" >&5
+echo "configure:4731: checking for g++ that supports -ffunction-sections -fdata-sections" >&5
   CXXFLAGS='-Werror -ffunction-sections -fdata-sections'
   cat > conftest.$ac_ext <<EOF
-#line 4678 "configure"
+#line 4734 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4682,7 +4738,7 @@ int foo;
   
 ; return 0; }
 EOF
-if { (eval echo configure:4686: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4742: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_fdsections=yes
 else
@@ -4739,12 +4795,12 @@ cross_compiling=$ac_cv_prog_cc_cross
     # used sections, first .eh_frame and now some of the glibc sections for
     # iconv). Bzzzzt. Thanks for playing, maybe next time.
     echo $ac_n "checking for ld that supports -Wl,--gc-sections""... $ac_c" 1>&6
-echo "configure:4743: checking for ld that supports -Wl,--gc-sections" >&5
+echo "configure:4799: checking for ld that supports -Wl,--gc-sections" >&5
     if test "$cross_compiling" = yes; then
   ac_sectionLDflags=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 4748 "configure"
+#line 4804 "configure"
 #include "confdefs.h"
 
      int main(void) 
@@ -4755,7 +4811,7 @@ else
      }
     
 EOF
-if { (eval echo configure:4759: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4815: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_sectionLDflags=yes
 else
@@ -4790,7 +4846,7 @@ fi
   
       
   echo $ac_n "checking for __builtin_abs declaration""... $ac_c" 1>&6
-echo "configure:4794: checking for __builtin_abs declaration" >&5
+echo "configure:4850: checking for __builtin_abs declaration" >&5
   if test x${glibcpp_cv_func___builtin_abs_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_abs_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4805,14 +4861,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 4809 "configure"
+#line 4865 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_abs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:4816: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4872: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_abs_use=yes
 else
@@ -4836,21 +4892,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_abs_use" 1>&6
   if test x$glibcpp_cv_func___builtin_abs_use = x"yes"; then
     echo $ac_n "checking for __builtin_abs linkage""... $ac_c" 1>&6
-echo "configure:4840: checking for __builtin_abs linkage" >&5
+echo "configure:4896: checking for __builtin_abs linkage" >&5
     if test x${glibcpp_cv_func___builtin_abs_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_abs_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 4847 "configure"
+#line 4903 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_abs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:4854: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4910: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_abs_link=yes
 else
@@ -4876,7 +4932,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_fabsf declaration""... $ac_c" 1>&6
-echo "configure:4880: checking for __builtin_fabsf declaration" >&5
+echo "configure:4936: checking for __builtin_fabsf declaration" >&5
   if test x${glibcpp_cv_func___builtin_fabsf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabsf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4891,14 +4947,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 4895 "configure"
+#line 4951 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabsf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:4902: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4958: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabsf_use=yes
 else
@@ -4922,21 +4978,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_fabsf_use" 1>&6
   if test x$glibcpp_cv_func___builtin_fabsf_use = x"yes"; then
     echo $ac_n "checking for __builtin_fabsf linkage""... $ac_c" 1>&6
-echo "configure:4926: checking for __builtin_fabsf linkage" >&5
+echo "configure:4982: checking for __builtin_fabsf linkage" >&5
     if test x${glibcpp_cv_func___builtin_fabsf_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabsf_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 4933 "configure"
+#line 4989 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabsf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:4940: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4996: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabsf_link=yes
 else
@@ -4962,7 +5018,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_fabs declaration""... $ac_c" 1>&6
-echo "configure:4966: checking for __builtin_fabs declaration" >&5
+echo "configure:5022: checking for __builtin_fabs declaration" >&5
   if test x${glibcpp_cv_func___builtin_fabs_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabs_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4977,14 +5033,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 4981 "configure"
+#line 5037 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:4988: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5044: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabs_use=yes
 else
@@ -5008,21 +5064,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_fabs_use" 1>&6
   if test x$glibcpp_cv_func___builtin_fabs_use = x"yes"; then
     echo $ac_n "checking for __builtin_fabs linkage""... $ac_c" 1>&6
-echo "configure:5012: checking for __builtin_fabs linkage" >&5
+echo "configure:5068: checking for __builtin_fabs linkage" >&5
     if test x${glibcpp_cv_func___builtin_fabs_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabs_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5019 "configure"
+#line 5075 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5026: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5082: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabs_link=yes
 else
@@ -5048,7 +5104,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_fabsl declaration""... $ac_c" 1>&6
-echo "configure:5052: checking for __builtin_fabsl declaration" >&5
+echo "configure:5108: checking for __builtin_fabsl declaration" >&5
   if test x${glibcpp_cv_func___builtin_fabsl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabsl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5063,14 +5119,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5067 "configure"
+#line 5123 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabsl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5074: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5130: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabsl_use=yes
 else
@@ -5094,21 +5150,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_fabsl_use" 1>&6
   if test x$glibcpp_cv_func___builtin_fabsl_use = x"yes"; then
     echo $ac_n "checking for __builtin_fabsl linkage""... $ac_c" 1>&6
-echo "configure:5098: checking for __builtin_fabsl linkage" >&5
+echo "configure:5154: checking for __builtin_fabsl linkage" >&5
     if test x${glibcpp_cv_func___builtin_fabsl_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fabsl_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5105 "configure"
+#line 5161 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fabsl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5112: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5168: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fabsl_link=yes
 else
@@ -5134,7 +5190,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_labs declaration""... $ac_c" 1>&6
-echo "configure:5138: checking for __builtin_labs declaration" >&5
+echo "configure:5194: checking for __builtin_labs declaration" >&5
   if test x${glibcpp_cv_func___builtin_labs_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_labs_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5149,14 +5205,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5153 "configure"
+#line 5209 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_labs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5160: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5216: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_labs_use=yes
 else
@@ -5180,21 +5236,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_labs_use" 1>&6
   if test x$glibcpp_cv_func___builtin_labs_use = x"yes"; then
     echo $ac_n "checking for __builtin_labs linkage""... $ac_c" 1>&6
-echo "configure:5184: checking for __builtin_labs linkage" >&5
+echo "configure:5240: checking for __builtin_labs linkage" >&5
     if test x${glibcpp_cv_func___builtin_labs_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_labs_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5191 "configure"
+#line 5247 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_labs(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5198: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5254: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_labs_link=yes
 else
@@ -5221,7 +5277,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sqrtf declaration""... $ac_c" 1>&6
-echo "configure:5225: checking for __builtin_sqrtf declaration" >&5
+echo "configure:5281: checking for __builtin_sqrtf declaration" >&5
   if test x${glibcpp_cv_func___builtin_sqrtf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sqrtf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5236,14 +5292,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5240 "configure"
+#line 5296 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sqrtf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5247: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5303: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sqrtf_use=yes
 else
@@ -5267,21 +5323,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sqrtf_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sqrtf_use = x"yes"; then
     echo $ac_n "checking for __builtin_sqrtf linkage""... $ac_c" 1>&6
-echo "configure:5271: checking for __builtin_sqrtf linkage" >&5
+echo "configure:5327: checking for __builtin_sqrtf linkage" >&5
     if test x${glibcpp_cv_func___builtin_sqrtf_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sqrtf_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5278 "configure"
+#line 5334 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sqrtf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5285: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5341: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sqrtf_link=yes
 else
@@ -5307,7 +5363,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_fsqrt declaration""... $ac_c" 1>&6
-echo "configure:5311: checking for __builtin_fsqrt declaration" >&5
+echo "configure:5367: checking for __builtin_fsqrt declaration" >&5
   if test x${glibcpp_cv_func___builtin_fsqrt_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fsqrt_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5322,14 +5378,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5326 "configure"
+#line 5382 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fsqrt(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5333: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5389: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fsqrt_use=yes
 else
@@ -5353,21 +5409,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_fsqrt_use" 1>&6
   if test x$glibcpp_cv_func___builtin_fsqrt_use = x"yes"; then
     echo $ac_n "checking for __builtin_fsqrt linkage""... $ac_c" 1>&6
-echo "configure:5357: checking for __builtin_fsqrt linkage" >&5
+echo "configure:5413: checking for __builtin_fsqrt linkage" >&5
     if test x${glibcpp_cv_func___builtin_fsqrt_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_fsqrt_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5364 "configure"
+#line 5420 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_fsqrt(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5371: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5427: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_fsqrt_link=yes
 else
@@ -5393,7 +5449,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sqrtl declaration""... $ac_c" 1>&6
-echo "configure:5397: checking for __builtin_sqrtl declaration" >&5
+echo "configure:5453: checking for __builtin_sqrtl declaration" >&5
   if test x${glibcpp_cv_func___builtin_sqrtl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sqrtl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5408,14 +5464,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5412 "configure"
+#line 5468 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sqrtl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5419: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5475: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sqrtl_use=yes
 else
@@ -5439,21 +5495,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sqrtl_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sqrtl_use = x"yes"; then
     echo $ac_n "checking for __builtin_sqrtl linkage""... $ac_c" 1>&6
-echo "configure:5443: checking for __builtin_sqrtl linkage" >&5
+echo "configure:5499: checking for __builtin_sqrtl linkage" >&5
     if test x${glibcpp_cv_func___builtin_sqrtl_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sqrtl_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5450 "configure"
+#line 5506 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sqrtl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5457: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5513: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sqrtl_link=yes
 else
@@ -5480,7 +5536,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sinf declaration""... $ac_c" 1>&6
-echo "configure:5484: checking for __builtin_sinf declaration" >&5
+echo "configure:5540: checking for __builtin_sinf declaration" >&5
   if test x${glibcpp_cv_func___builtin_sinf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sinf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5495,14 +5551,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5499 "configure"
+#line 5555 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sinf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5506: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5562: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sinf_use=yes
 else
@@ -5526,21 +5582,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sinf_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sinf_use = x"yes"; then
     echo $ac_n "checking for __builtin_sinf linkage""... $ac_c" 1>&6
-echo "configure:5530: checking for __builtin_sinf linkage" >&5
+echo "configure:5586: checking for __builtin_sinf linkage" >&5
     if test x${glibcpp_cv_func___builtin_sinf_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sinf_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5537 "configure"
+#line 5593 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sinf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5544: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sinf_link=yes
 else
@@ -5566,7 +5622,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sin declaration""... $ac_c" 1>&6
-echo "configure:5570: checking for __builtin_sin declaration" >&5
+echo "configure:5626: checking for __builtin_sin declaration" >&5
   if test x${glibcpp_cv_func___builtin_sin_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sin_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5581,14 +5637,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5585 "configure"
+#line 5641 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sin(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5592: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5648: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sin_use=yes
 else
@@ -5612,21 +5668,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sin_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sin_use = x"yes"; then
     echo $ac_n "checking for __builtin_sin linkage""... $ac_c" 1>&6
-echo "configure:5616: checking for __builtin_sin linkage" >&5
+echo "configure:5672: checking for __builtin_sin linkage" >&5
     if test x${glibcpp_cv_func___builtin_sin_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sin_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5623 "configure"
+#line 5679 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sin(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5630: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5686: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sin_link=yes
 else
@@ -5652,7 +5708,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_sinl declaration""... $ac_c" 1>&6
-echo "configure:5656: checking for __builtin_sinl declaration" >&5
+echo "configure:5712: checking for __builtin_sinl declaration" >&5
   if test x${glibcpp_cv_func___builtin_sinl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sinl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5667,14 +5723,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5671 "configure"
+#line 5727 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sinl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5678: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5734: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sinl_use=yes
 else
@@ -5698,21 +5754,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_sinl_use" 1>&6
   if test x$glibcpp_cv_func___builtin_sinl_use = x"yes"; then
     echo $ac_n "checking for __builtin_sinl linkage""... $ac_c" 1>&6
-echo "configure:5702: checking for __builtin_sinl linkage" >&5
+echo "configure:5758: checking for __builtin_sinl linkage" >&5
     if test x${glibcpp_cv_func___builtin_sinl_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_sinl_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5709 "configure"
+#line 5765 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_sinl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5716: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5772: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_sinl_link=yes
 else
@@ -5739,7 +5795,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_cosf declaration""... $ac_c" 1>&6
-echo "configure:5743: checking for __builtin_cosf declaration" >&5
+echo "configure:5799: checking for __builtin_cosf declaration" >&5
   if test x${glibcpp_cv_func___builtin_cosf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cosf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5754,14 +5810,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5758 "configure"
+#line 5814 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cosf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5765: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5821: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cosf_use=yes
 else
@@ -5785,21 +5841,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_cosf_use" 1>&6
   if test x$glibcpp_cv_func___builtin_cosf_use = x"yes"; then
     echo $ac_n "checking for __builtin_cosf linkage""... $ac_c" 1>&6
-echo "configure:5789: checking for __builtin_cosf linkage" >&5
+echo "configure:5845: checking for __builtin_cosf linkage" >&5
     if test x${glibcpp_cv_func___builtin_cosf_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cosf_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5796 "configure"
+#line 5852 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cosf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5803: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5859: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cosf_link=yes
 else
@@ -5825,7 +5881,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_cos declaration""... $ac_c" 1>&6
-echo "configure:5829: checking for __builtin_cos declaration" >&5
+echo "configure:5885: checking for __builtin_cos declaration" >&5
   if test x${glibcpp_cv_func___builtin_cos_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cos_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5840,14 +5896,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5844 "configure"
+#line 5900 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cos(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5851: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5907: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cos_use=yes
 else
@@ -5871,21 +5927,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_cos_use" 1>&6
   if test x$glibcpp_cv_func___builtin_cos_use = x"yes"; then
     echo $ac_n "checking for __builtin_cos linkage""... $ac_c" 1>&6
-echo "configure:5875: checking for __builtin_cos linkage" >&5
+echo "configure:5931: checking for __builtin_cos linkage" >&5
     if test x${glibcpp_cv_func___builtin_cos_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cos_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5882 "configure"
+#line 5938 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cos(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5889: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5945: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cos_link=yes
 else
@@ -5911,7 +5967,7 @@ EOF
 
   
   echo $ac_n "checking for __builtin_cosl declaration""... $ac_c" 1>&6
-echo "configure:5915: checking for __builtin_cosl declaration" >&5
+echo "configure:5971: checking for __builtin_cosl declaration" >&5
   if test x${glibcpp_cv_func___builtin_cosl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cosl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5926,14 +5982,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 5930 "configure"
+#line 5986 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cosl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5937: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5993: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cosl_use=yes
 else
@@ -5957,21 +6013,21 @@ fi
   echo "$ac_t""$glibcpp_cv_func___builtin_cosl_use" 1>&6
   if test x$glibcpp_cv_func___builtin_cosl_use = x"yes"; then
     echo $ac_n "checking for __builtin_cosl linkage""... $ac_c" 1>&6
-echo "configure:5961: checking for __builtin_cosl linkage" >&5
+echo "configure:6017: checking for __builtin_cosl linkage" >&5
     if test x${glibcpp_cv_func___builtin_cosl_link+set} != xset; then
       if eval "test \"`echo '$''{'glibcpp_cv_func___builtin_cosl_link'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
         cat > conftest.$ac_ext <<EOF
-#line 5968 "configure"
+#line 6024 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  __builtin_cosl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5975: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6031: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   glibcpp_cv_func___builtin_cosl_link=yes
 else
@@ -6062,7 +6118,7 @@ EOF
   CXXFLAGS='-fno-builtins -D_GNU_SOURCE'
 
     echo $ac_n "checking for sin in -lm""... $ac_c" 1>&6
-echo "configure:6066: checking for sin in -lm" >&5
+echo "configure:6122: checking for sin in -lm" >&5
 ac_lib_var=`echo m'_'sin | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6070,7 +6126,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6074 "configure"
+#line 6130 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -6081,7 +6137,7 @@ int main() {
 sin()
 ; return 0; }
 EOF
-if { (eval echo configure:6085: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6141: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6107,7 +6163,7 @@ fi
     
   
   echo $ac_n "checking for isinf declaration""... $ac_c" 1>&6
-echo "configure:6111: checking for isinf declaration" >&5
+echo "configure:6167: checking for isinf declaration" >&5
   if test x${glibcpp_cv_func_isinf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isinf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6122,7 +6178,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6126 "configure"
+#line 6182 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6133,7 +6189,7 @@ int main() {
  isinf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6137: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6193: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isinf_use=yes
 else
@@ -6160,12 +6216,12 @@ fi
     for ac_func in isinf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6164: checking for $ac_func" >&5
+echo "configure:6220: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6169 "configure"
+#line 6225 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6188,7 +6244,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6192: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6248: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6215,7 +6271,7 @@ done
   else
     
   echo $ac_n "checking for _isinf declaration""... $ac_c" 1>&6
-echo "configure:6219: checking for _isinf declaration" >&5
+echo "configure:6275: checking for _isinf declaration" >&5
   if test x${glibcpp_cv_func__isinf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isinf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6230,7 +6286,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6234 "configure"
+#line 6290 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6241,7 +6297,7 @@ int main() {
  _isinf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6245: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6301: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isinf_use=yes
 else
@@ -6268,12 +6324,12 @@ fi
       for ac_func in _isinf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6272: checking for $ac_func" >&5
+echo "configure:6328: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6277 "configure"
+#line 6333 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6296,7 +6352,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6300: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6326,7 +6382,7 @@ done
   
   
   echo $ac_n "checking for isnan declaration""... $ac_c" 1>&6
-echo "configure:6330: checking for isnan declaration" >&5
+echo "configure:6386: checking for isnan declaration" >&5
   if test x${glibcpp_cv_func_isnan_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isnan_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6341,7 +6397,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6345 "configure"
+#line 6401 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6352,7 +6408,7 @@ int main() {
  isnan(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6356: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6412: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isnan_use=yes
 else
@@ -6379,12 +6435,12 @@ fi
     for ac_func in isnan
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6383: checking for $ac_func" >&5
+echo "configure:6439: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6388 "configure"
+#line 6444 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6407,7 +6463,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6411: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6467: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6434,7 +6490,7 @@ done
   else
     
   echo $ac_n "checking for _isnan declaration""... $ac_c" 1>&6
-echo "configure:6438: checking for _isnan declaration" >&5
+echo "configure:6494: checking for _isnan declaration" >&5
   if test x${glibcpp_cv_func__isnan_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isnan_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6449,7 +6505,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6453 "configure"
+#line 6509 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6460,7 +6516,7 @@ int main() {
  _isnan(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6464: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6520: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isnan_use=yes
 else
@@ -6487,12 +6543,12 @@ fi
       for ac_func in _isnan
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6491: checking for $ac_func" >&5
+echo "configure:6547: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6496 "configure"
+#line 6552 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6515,7 +6571,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6519: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6575: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6545,7 +6601,7 @@ done
   
   
   echo $ac_n "checking for finite declaration""... $ac_c" 1>&6
-echo "configure:6549: checking for finite declaration" >&5
+echo "configure:6605: checking for finite declaration" >&5
   if test x${glibcpp_cv_func_finite_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_finite_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6560,7 +6616,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6564 "configure"
+#line 6620 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6571,7 +6627,7 @@ int main() {
  finite(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6575: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6631: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_finite_use=yes
 else
@@ -6598,12 +6654,12 @@ fi
     for ac_func in finite
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6602: checking for $ac_func" >&5
+echo "configure:6658: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6607 "configure"
+#line 6663 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6626,7 +6682,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6630: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6686: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6653,7 +6709,7 @@ done
   else
     
   echo $ac_n "checking for _finite declaration""... $ac_c" 1>&6
-echo "configure:6657: checking for _finite declaration" >&5
+echo "configure:6713: checking for _finite declaration" >&5
   if test x${glibcpp_cv_func__finite_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__finite_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6668,7 +6724,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6672 "configure"
+#line 6728 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -6679,7 +6735,7 @@ int main() {
  _finite(0);
 ; return 0; }
 EOF
-if { (eval echo configure:6683: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6739: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__finite_use=yes
 else
@@ -6706,12 +6762,12 @@ fi
       for ac_func in _finite
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6710: checking for $ac_func" >&5
+echo "configure:6766: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6715 "configure"
+#line 6771 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6734,7 +6790,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6738: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6794: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6764,7 +6820,7 @@ done
   
   
   echo $ac_n "checking for copysign declaration""... $ac_c" 1>&6
-echo "configure:6768: checking for copysign declaration" >&5
+echo "configure:6824: checking for copysign declaration" >&5
   if test x${glibcpp_cv_func_copysign_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_copysign_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6779,14 +6835,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6783 "configure"
+#line 6839 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  copysign(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:6790: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6846: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_copysign_use=yes
 else
@@ -6813,12 +6869,12 @@ fi
     for ac_func in copysign
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6817: checking for $ac_func" >&5
+echo "configure:6873: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6822 "configure"
+#line 6878 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6841,7 +6897,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6845: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6901: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6868,7 +6924,7 @@ done
   else
     
   echo $ac_n "checking for _copysign declaration""... $ac_c" 1>&6
-echo "configure:6872: checking for _copysign declaration" >&5
+echo "configure:6928: checking for _copysign declaration" >&5
   if test x${glibcpp_cv_func__copysign_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__copysign_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6883,14 +6939,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6887 "configure"
+#line 6943 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _copysign(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:6894: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6950: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__copysign_use=yes
 else
@@ -6917,12 +6973,12 @@ fi
       for ac_func in _copysign
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6921: checking for $ac_func" >&5
+echo "configure:6977: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6926 "configure"
+#line 6982 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6945,7 +7001,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6949: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7005: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6975,7 +7031,7 @@ done
   
   
   echo $ac_n "checking for sincos declaration""... $ac_c" 1>&6
-echo "configure:6979: checking for sincos declaration" >&5
+echo "configure:7035: checking for sincos declaration" >&5
   if test x${glibcpp_cv_func_sincos_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sincos_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6990,14 +7046,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 6994 "configure"
+#line 7050 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  sincos(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:7001: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7057: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sincos_use=yes
 else
@@ -7024,12 +7080,12 @@ fi
     for ac_func in sincos
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7028: checking for $ac_func" >&5
+echo "configure:7084: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7033 "configure"
+#line 7089 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7052,7 +7108,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7056: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7112: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7079,7 +7135,7 @@ done
   else
     
   echo $ac_n "checking for _sincos declaration""... $ac_c" 1>&6
-echo "configure:7083: checking for _sincos declaration" >&5
+echo "configure:7139: checking for _sincos declaration" >&5
   if test x${glibcpp_cv_func__sincos_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sincos_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7094,14 +7150,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7098 "configure"
+#line 7154 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _sincos(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:7105: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7161: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sincos_use=yes
 else
@@ -7128,12 +7184,12 @@ fi
       for ac_func in _sincos
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7132: checking for $ac_func" >&5
+echo "configure:7188: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7137 "configure"
+#line 7193 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7156,7 +7212,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7160: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7216: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7186,7 +7242,7 @@ done
   
   
   echo $ac_n "checking for fpclass declaration""... $ac_c" 1>&6
-echo "configure:7190: checking for fpclass declaration" >&5
+echo "configure:7246: checking for fpclass declaration" >&5
   if test x${glibcpp_cv_func_fpclass_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fpclass_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7201,7 +7257,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7205 "configure"
+#line 7261 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7212,7 +7268,7 @@ int main() {
  fpclass(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7216: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7272: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fpclass_use=yes
 else
@@ -7239,12 +7295,12 @@ fi
     for ac_func in fpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7243: checking for $ac_func" >&5
+echo "configure:7299: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7248 "configure"
+#line 7304 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7267,7 +7323,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7271: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7327: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7294,7 +7350,7 @@ done
   else
     
   echo $ac_n "checking for _fpclass declaration""... $ac_c" 1>&6
-echo "configure:7298: checking for _fpclass declaration" >&5
+echo "configure:7354: checking for _fpclass declaration" >&5
   if test x${glibcpp_cv_func__fpclass_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fpclass_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7309,7 +7365,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7313 "configure"
+#line 7369 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7320,7 +7376,7 @@ int main() {
  _fpclass(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7324: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7380: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fpclass_use=yes
 else
@@ -7347,12 +7403,12 @@ fi
       for ac_func in _fpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7351: checking for $ac_func" >&5
+echo "configure:7407: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7356 "configure"
+#line 7412 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7375,7 +7431,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7379: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7435: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7405,7 +7461,7 @@ done
   
   
   echo $ac_n "checking for qfpclass declaration""... $ac_c" 1>&6
-echo "configure:7409: checking for qfpclass declaration" >&5
+echo "configure:7465: checking for qfpclass declaration" >&5
   if test x${glibcpp_cv_func_qfpclass_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_qfpclass_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7420,7 +7476,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7424 "configure"
+#line 7480 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7431,7 +7487,7 @@ int main() {
  qfpclass(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7435: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7491: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_qfpclass_use=yes
 else
@@ -7458,12 +7514,12 @@ fi
     for ac_func in qfpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7462: checking for $ac_func" >&5
+echo "configure:7518: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7467 "configure"
+#line 7523 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7486,7 +7542,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7490: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7513,7 +7569,7 @@ done
   else
     
   echo $ac_n "checking for _qfpclass declaration""... $ac_c" 1>&6
-echo "configure:7517: checking for _qfpclass declaration" >&5
+echo "configure:7573: checking for _qfpclass declaration" >&5
   if test x${glibcpp_cv_func__qfpclass_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__qfpclass_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7528,7 +7584,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7532 "configure"
+#line 7588 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7539,7 +7595,7 @@ int main() {
  _qfpclass(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7543: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7599: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__qfpclass_use=yes
 else
@@ -7566,12 +7622,12 @@ fi
       for ac_func in _qfpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7570: checking for $ac_func" >&5
+echo "configure:7626: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7575 "configure"
+#line 7631 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7594,7 +7650,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7598: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7624,7 +7680,7 @@ done
 
     
   echo $ac_n "checking for float trig functions""... $ac_c" 1>&6
-echo "configure:7628: checking for float trig functions" >&5
+echo "configure:7684: checking for float trig functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func_float_trig_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7638,7 +7694,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 7642 "configure"
+#line 7698 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
@@ -7647,7 +7703,7 @@ int main() {
                                           coshf sinhf tanhf; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:7651: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7707: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_float_trig_use=yes
 else
@@ -7673,12 +7729,12 @@ fi
                                           coshf sinhf tanhf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7677: checking for $ac_func" >&5
+echo "configure:7733: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7682 "configure"
+#line 7738 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7701,7 +7757,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7705: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7761: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7729,7 +7785,7 @@ done
 
   
   echo $ac_n "checking for float round functions""... $ac_c" 1>&6
-echo "configure:7733: checking for float round functions" >&5
+echo "configure:7789: checking for float round functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func_float_round_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7743,14 +7799,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 7747 "configure"
+#line 7803 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  `for x in ceilf floorf; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:7754: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7810: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_float_round_use=yes
 else
@@ -7774,12 +7830,12 @@ fi
     for ac_func in ceilf floorf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7778: checking for $ac_func" >&5
+echo "configure:7834: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7783 "configure"
+#line 7839 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7802,7 +7858,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7806: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7862: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7831,7 +7887,7 @@ done
   
   
   echo $ac_n "checking for isnanf declaration""... $ac_c" 1>&6
-echo "configure:7835: checking for isnanf declaration" >&5
+echo "configure:7891: checking for isnanf declaration" >&5
   if test x${glibcpp_cv_func_isnanf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isnanf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7846,7 +7902,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7850 "configure"
+#line 7906 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7857,7 +7913,7 @@ int main() {
  isnanf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7861: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7917: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isnanf_use=yes
 else
@@ -7884,12 +7940,12 @@ fi
     for ac_func in isnanf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7888: checking for $ac_func" >&5
+echo "configure:7944: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7893 "configure"
+#line 7949 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7912,7 +7968,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7916: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7972: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7939,7 +7995,7 @@ done
   else
     
   echo $ac_n "checking for _isnanf declaration""... $ac_c" 1>&6
-echo "configure:7943: checking for _isnanf declaration" >&5
+echo "configure:7999: checking for _isnanf declaration" >&5
   if test x${glibcpp_cv_func__isnanf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isnanf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7954,7 +8010,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 7958 "configure"
+#line 8014 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -7965,7 +8021,7 @@ int main() {
  _isnanf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:7969: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8025: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isnanf_use=yes
 else
@@ -7992,12 +8048,12 @@ fi
       for ac_func in _isnanf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7996: checking for $ac_func" >&5
+echo "configure:8052: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8001 "configure"
+#line 8057 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8020,7 +8076,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8024: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8080: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8050,7 +8106,7 @@ done
   
   
   echo $ac_n "checking for isinff declaration""... $ac_c" 1>&6
-echo "configure:8054: checking for isinff declaration" >&5
+echo "configure:8110: checking for isinff declaration" >&5
   if test x${glibcpp_cv_func_isinff_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isinff_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8065,7 +8121,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8069 "configure"
+#line 8125 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8076,7 +8132,7 @@ int main() {
  isinff(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8080: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8136: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isinff_use=yes
 else
@@ -8103,12 +8159,12 @@ fi
     for ac_func in isinff
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8107: checking for $ac_func" >&5
+echo "configure:8163: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8112 "configure"
+#line 8168 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8131,7 +8187,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8135: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8191: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8158,7 +8214,7 @@ done
   else
     
   echo $ac_n "checking for _isinff declaration""... $ac_c" 1>&6
-echo "configure:8162: checking for _isinff declaration" >&5
+echo "configure:8218: checking for _isinff declaration" >&5
   if test x${glibcpp_cv_func__isinff_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isinff_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8173,7 +8229,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8177 "configure"
+#line 8233 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8184,7 +8240,7 @@ int main() {
  _isinff(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8188: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8244: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isinff_use=yes
 else
@@ -8211,12 +8267,12 @@ fi
       for ac_func in _isinff
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8215: checking for $ac_func" >&5
+echo "configure:8271: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8220 "configure"
+#line 8276 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8239,7 +8295,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8243: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8299: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8269,7 +8325,7 @@ done
   
   
   echo $ac_n "checking for fabsf declaration""... $ac_c" 1>&6
-echo "configure:8273: checking for fabsf declaration" >&5
+echo "configure:8329: checking for fabsf declaration" >&5
   if test x${glibcpp_cv_func_fabsf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fabsf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8284,7 +8340,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8288 "configure"
+#line 8344 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8295,7 +8351,7 @@ int main() {
  fabsf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8299: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8355: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fabsf_use=yes
 else
@@ -8322,12 +8378,12 @@ fi
     for ac_func in fabsf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8326: checking for $ac_func" >&5
+echo "configure:8382: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8331 "configure"
+#line 8387 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8350,7 +8406,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8354: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8410: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8377,7 +8433,7 @@ done
   else
     
   echo $ac_n "checking for _fabsf declaration""... $ac_c" 1>&6
-echo "configure:8381: checking for _fabsf declaration" >&5
+echo "configure:8437: checking for _fabsf declaration" >&5
   if test x${glibcpp_cv_func__fabsf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fabsf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8392,7 +8448,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8396 "configure"
+#line 8452 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -8403,7 +8459,7 @@ int main() {
  _fabsf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:8407: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8463: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fabsf_use=yes
 else
@@ -8430,12 +8486,12 @@ fi
       for ac_func in _fabsf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8434: checking for $ac_func" >&5
+echo "configure:8490: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8439 "configure"
+#line 8495 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8458,7 +8514,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8462: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8518: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8488,7 +8544,7 @@ done
   
   
   echo $ac_n "checking for fmodf declaration""... $ac_c" 1>&6
-echo "configure:8492: checking for fmodf declaration" >&5
+echo "configure:8548: checking for fmodf declaration" >&5
   if test x${glibcpp_cv_func_fmodf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fmodf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8503,14 +8559,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8507 "configure"
+#line 8563 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  fmodf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8514: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8570: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fmodf_use=yes
 else
@@ -8537,12 +8593,12 @@ fi
     for ac_func in fmodf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8541: checking for $ac_func" >&5
+echo "configure:8597: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8546 "configure"
+#line 8602 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8565,7 +8621,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8569: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8625: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8592,7 +8648,7 @@ done
   else
     
   echo $ac_n "checking for _fmodf declaration""... $ac_c" 1>&6
-echo "configure:8596: checking for _fmodf declaration" >&5
+echo "configure:8652: checking for _fmodf declaration" >&5
   if test x${glibcpp_cv_func__fmodf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fmodf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8607,14 +8663,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8611 "configure"
+#line 8667 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _fmodf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8618: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8674: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fmodf_use=yes
 else
@@ -8641,12 +8697,12 @@ fi
       for ac_func in _fmodf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8645: checking for $ac_func" >&5
+echo "configure:8701: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8650 "configure"
+#line 8706 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8669,7 +8725,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8673: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8729: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8699,7 +8755,7 @@ done
   
   
   echo $ac_n "checking for frexpf declaration""... $ac_c" 1>&6
-echo "configure:8703: checking for frexpf declaration" >&5
+echo "configure:8759: checking for frexpf declaration" >&5
   if test x${glibcpp_cv_func_frexpf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_frexpf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8714,14 +8770,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8718 "configure"
+#line 8774 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  frexpf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8725: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8781: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_frexpf_use=yes
 else
@@ -8748,12 +8804,12 @@ fi
     for ac_func in frexpf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8752: checking for $ac_func" >&5
+echo "configure:8808: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8757 "configure"
+#line 8813 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8776,7 +8832,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8780: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8836: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8803,7 +8859,7 @@ done
   else
     
   echo $ac_n "checking for _frexpf declaration""... $ac_c" 1>&6
-echo "configure:8807: checking for _frexpf declaration" >&5
+echo "configure:8863: checking for _frexpf declaration" >&5
   if test x${glibcpp_cv_func__frexpf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__frexpf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8818,14 +8874,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8822 "configure"
+#line 8878 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _frexpf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8829: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8885: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__frexpf_use=yes
 else
@@ -8852,12 +8908,12 @@ fi
       for ac_func in _frexpf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8856: checking for $ac_func" >&5
+echo "configure:8912: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8861 "configure"
+#line 8917 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8880,7 +8936,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8884: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8940: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8910,7 +8966,7 @@ done
   
   
   echo $ac_n "checking for ldexpf declaration""... $ac_c" 1>&6
-echo "configure:8914: checking for ldexpf declaration" >&5
+echo "configure:8970: checking for ldexpf declaration" >&5
   if test x${glibcpp_cv_func_ldexpf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_ldexpf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8925,14 +8981,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 8929 "configure"
+#line 8985 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  ldexpf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8936: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8992: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_ldexpf_use=yes
 else
@@ -8959,12 +9015,12 @@ fi
     for ac_func in ldexpf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8963: checking for $ac_func" >&5
+echo "configure:9019: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8968 "configure"
+#line 9024 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8987,7 +9043,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8991: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9047: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9014,7 +9070,7 @@ done
   else
     
   echo $ac_n "checking for _ldexpf declaration""... $ac_c" 1>&6
-echo "configure:9018: checking for _ldexpf declaration" >&5
+echo "configure:9074: checking for _ldexpf declaration" >&5
   if test x${glibcpp_cv_func__ldexpf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__ldexpf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9029,14 +9085,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9033 "configure"
+#line 9089 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _ldexpf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9040: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9096: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__ldexpf_use=yes
 else
@@ -9063,12 +9119,12 @@ fi
       for ac_func in _ldexpf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9067: checking for $ac_func" >&5
+echo "configure:9123: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9072 "configure"
+#line 9128 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9091,7 +9147,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9095: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9151: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9121,7 +9177,7 @@ done
   
   
   echo $ac_n "checking for logf declaration""... $ac_c" 1>&6
-echo "configure:9125: checking for logf declaration" >&5
+echo "configure:9181: checking for logf declaration" >&5
   if test x${glibcpp_cv_func_logf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_logf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9136,7 +9192,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9140 "configure"
+#line 9196 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -9147,7 +9203,7 @@ int main() {
  logf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:9151: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9207: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_logf_use=yes
 else
@@ -9174,12 +9230,12 @@ fi
     for ac_func in logf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9178: checking for $ac_func" >&5
+echo "configure:9234: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9183 "configure"
+#line 9239 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9202,7 +9258,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9206: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9262: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9229,7 +9285,7 @@ done
   else
     
   echo $ac_n "checking for _logf declaration""... $ac_c" 1>&6
-echo "configure:9233: checking for _logf declaration" >&5
+echo "configure:9289: checking for _logf declaration" >&5
   if test x${glibcpp_cv_func__logf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__logf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9244,7 +9300,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9248 "configure"
+#line 9304 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -9255,7 +9311,7 @@ int main() {
  _logf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:9259: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9315: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__logf_use=yes
 else
@@ -9282,12 +9338,12 @@ fi
       for ac_func in _logf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9286: checking for $ac_func" >&5
+echo "configure:9342: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9291 "configure"
+#line 9347 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9310,7 +9366,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9314: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9370: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9340,7 +9396,7 @@ done
   
   
   echo $ac_n "checking for log10f declaration""... $ac_c" 1>&6
-echo "configure:9344: checking for log10f declaration" >&5
+echo "configure:9400: checking for log10f declaration" >&5
   if test x${glibcpp_cv_func_log10f_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_log10f_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9355,7 +9411,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9359 "configure"
+#line 9415 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -9366,7 +9422,7 @@ int main() {
  log10f(0);
 ; return 0; }
 EOF
-if { (eval echo configure:9370: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9426: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_log10f_use=yes
 else
@@ -9393,12 +9449,12 @@ fi
     for ac_func in log10f
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9397: checking for $ac_func" >&5
+echo "configure:9453: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9402 "configure"
+#line 9458 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9421,7 +9477,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9425: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9481: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9448,7 +9504,7 @@ done
   else
     
   echo $ac_n "checking for _log10f declaration""... $ac_c" 1>&6
-echo "configure:9452: checking for _log10f declaration" >&5
+echo "configure:9508: checking for _log10f declaration" >&5
   if test x${glibcpp_cv_func__log10f_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__log10f_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9463,7 +9519,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9467 "configure"
+#line 9523 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -9474,7 +9530,7 @@ int main() {
  _log10f(0);
 ; return 0; }
 EOF
-if { (eval echo configure:9478: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9534: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__log10f_use=yes
 else
@@ -9501,12 +9557,12 @@ fi
       for ac_func in _log10f
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9505: checking for $ac_func" >&5
+echo "configure:9561: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9510 "configure"
+#line 9566 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9529,7 +9585,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9533: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9589: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9559,7 +9615,7 @@ done
   
   
   echo $ac_n "checking for modff declaration""... $ac_c" 1>&6
-echo "configure:9563: checking for modff declaration" >&5
+echo "configure:9619: checking for modff declaration" >&5
   if test x${glibcpp_cv_func_modff_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_modff_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9574,14 +9630,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9578 "configure"
+#line 9634 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  modff(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9585: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9641: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_modff_use=yes
 else
@@ -9608,12 +9664,12 @@ fi
     for ac_func in modff
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9612: checking for $ac_func" >&5
+echo "configure:9668: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9617 "configure"
+#line 9673 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9636,7 +9692,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9640: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9696: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9663,7 +9719,7 @@ done
   else
     
   echo $ac_n "checking for _modff declaration""... $ac_c" 1>&6
-echo "configure:9667: checking for _modff declaration" >&5
+echo "configure:9723: checking for _modff declaration" >&5
   if test x${glibcpp_cv_func__modff_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__modff_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9678,14 +9734,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9682 "configure"
+#line 9738 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _modff(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9689: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9745: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__modff_use=yes
 else
@@ -9712,12 +9768,12 @@ fi
       for ac_func in _modff
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9716: checking for $ac_func" >&5
+echo "configure:9772: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9721 "configure"
+#line 9777 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9740,7 +9796,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9744: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9800: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9770,7 +9826,7 @@ done
   
   
   echo $ac_n "checking for powf declaration""... $ac_c" 1>&6
-echo "configure:9774: checking for powf declaration" >&5
+echo "configure:9830: checking for powf declaration" >&5
   if test x${glibcpp_cv_func_powf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_powf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9785,14 +9841,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9789 "configure"
+#line 9845 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  powf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9796: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9852: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_powf_use=yes
 else
@@ -9819,12 +9875,12 @@ fi
     for ac_func in powf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9823: checking for $ac_func" >&5
+echo "configure:9879: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9828 "configure"
+#line 9884 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9847,7 +9903,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9851: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9907: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9874,7 +9930,7 @@ done
   else
     
   echo $ac_n "checking for _powf declaration""... $ac_c" 1>&6
-echo "configure:9878: checking for _powf declaration" >&5
+echo "configure:9934: checking for _powf declaration" >&5
   if test x${glibcpp_cv_func__powf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__powf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9889,14 +9945,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 9893 "configure"
+#line 9949 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _powf(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9900: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9956: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__powf_use=yes
 else
@@ -9923,12 +9979,12 @@ fi
       for ac_func in _powf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9927: checking for $ac_func" >&5
+echo "configure:9983: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9932 "configure"
+#line 9988 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9951,7 +10007,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9955: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10011: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9981,7 +10037,7 @@ done
   
   
   echo $ac_n "checking for sqrtf declaration""... $ac_c" 1>&6
-echo "configure:9985: checking for sqrtf declaration" >&5
+echo "configure:10041: checking for sqrtf declaration" >&5
   if test x${glibcpp_cv_func_sqrtf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sqrtf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9996,7 +10052,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10000 "configure"
+#line 10056 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10007,7 +10063,7 @@ int main() {
  sqrtf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10011: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10067: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sqrtf_use=yes
 else
@@ -10034,12 +10090,12 @@ fi
     for ac_func in sqrtf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10038: checking for $ac_func" >&5
+echo "configure:10094: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10043 "configure"
+#line 10099 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10062,7 +10118,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10066: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10122: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10089,7 +10145,7 @@ done
   else
     
   echo $ac_n "checking for _sqrtf declaration""... $ac_c" 1>&6
-echo "configure:10093: checking for _sqrtf declaration" >&5
+echo "configure:10149: checking for _sqrtf declaration" >&5
   if test x${glibcpp_cv_func__sqrtf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sqrtf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10104,7 +10160,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10108 "configure"
+#line 10164 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10115,7 +10171,7 @@ int main() {
  _sqrtf(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10119: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10175: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sqrtf_use=yes
 else
@@ -10142,12 +10198,12 @@ fi
       for ac_func in _sqrtf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10146: checking for $ac_func" >&5
+echo "configure:10202: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10151 "configure"
+#line 10207 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10170,7 +10226,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10174: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10230: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10200,7 +10256,7 @@ done
   
   
   echo $ac_n "checking for sincosf declaration""... $ac_c" 1>&6
-echo "configure:10204: checking for sincosf declaration" >&5
+echo "configure:10260: checking for sincosf declaration" >&5
   if test x${glibcpp_cv_func_sincosf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sincosf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10215,14 +10271,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10219 "configure"
+#line 10275 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  sincosf(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:10226: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10282: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sincosf_use=yes
 else
@@ -10249,12 +10305,12 @@ fi
     for ac_func in sincosf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10253: checking for $ac_func" >&5
+echo "configure:10309: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10258 "configure"
+#line 10314 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10277,7 +10333,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10281: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10337: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10304,7 +10360,7 @@ done
   else
     
   echo $ac_n "checking for _sincosf declaration""... $ac_c" 1>&6
-echo "configure:10308: checking for _sincosf declaration" >&5
+echo "configure:10364: checking for _sincosf declaration" >&5
   if test x${glibcpp_cv_func__sincosf_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sincosf_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10319,14 +10375,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10323 "configure"
+#line 10379 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _sincosf(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:10330: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10386: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sincosf_use=yes
 else
@@ -10353,12 +10409,12 @@ fi
       for ac_func in _sincosf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10357: checking for $ac_func" >&5
+echo "configure:10413: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10362 "configure"
+#line 10418 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10381,7 +10437,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10385: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10441: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10411,7 +10467,7 @@ done
   
   
   echo $ac_n "checking for finitef declaration""... $ac_c" 1>&6
-echo "configure:10415: checking for finitef declaration" >&5
+echo "configure:10471: checking for finitef declaration" >&5
   if test x${glibcpp_cv_func_finitef_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_finitef_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10426,7 +10482,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10430 "configure"
+#line 10486 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10437,7 +10493,7 @@ int main() {
  finitef(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10441: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10497: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_finitef_use=yes
 else
@@ -10464,12 +10520,12 @@ fi
     for ac_func in finitef
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10468: checking for $ac_func" >&5
+echo "configure:10524: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10473 "configure"
+#line 10529 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10492,7 +10548,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10496: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10552: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10519,7 +10575,7 @@ done
   else
     
   echo $ac_n "checking for _finitef declaration""... $ac_c" 1>&6
-echo "configure:10523: checking for _finitef declaration" >&5
+echo "configure:10579: checking for _finitef declaration" >&5
   if test x${glibcpp_cv_func__finitef_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__finitef_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10534,7 +10590,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10538 "configure"
+#line 10594 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10545,7 +10601,7 @@ int main() {
  _finitef(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10549: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10605: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__finitef_use=yes
 else
@@ -10572,12 +10628,12 @@ fi
       for ac_func in _finitef
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10576: checking for $ac_func" >&5
+echo "configure:10632: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10581 "configure"
+#line 10637 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10600,7 +10656,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10604: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10660: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10630,7 +10686,7 @@ done
 
     
   echo $ac_n "checking for long double trig functions""... $ac_c" 1>&6
-echo "configure:10634: checking for long double trig functions" >&5
+echo "configure:10690: checking for long double trig functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func_long_double_trig_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10644,7 +10700,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 10648 "configure"
+#line 10704 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
@@ -10653,7 +10709,7 @@ int main() {
                                           coshl sinhl tanhl; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:10657: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10713: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_long_double_trig_use=yes
 else
@@ -10679,12 +10735,12 @@ fi
                                           coshl sinhl tanhl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10683: checking for $ac_func" >&5
+echo "configure:10739: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10688 "configure"
+#line 10744 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10707,7 +10763,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10711: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10767: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10735,7 +10791,7 @@ done
 
   
   echo $ac_n "checking for long double round functions""... $ac_c" 1>&6
-echo "configure:10739: checking for long double round functions" >&5
+echo "configure:10795: checking for long double round functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func_long_double_round_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10749,14 +10805,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 10753 "configure"
+#line 10809 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  `for x in ceill floorl; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:10760: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10816: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_long_double_round_use=yes
 else
@@ -10780,12 +10836,12 @@ fi
     for ac_func in ceill floorl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10784: checking for $ac_func" >&5
+echo "configure:10840: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10789 "configure"
+#line 10845 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10808,7 +10864,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10812: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10868: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10837,7 +10893,7 @@ done
   
   
   echo $ac_n "checking for isnanl declaration""... $ac_c" 1>&6
-echo "configure:10841: checking for isnanl declaration" >&5
+echo "configure:10897: checking for isnanl declaration" >&5
   if test x${glibcpp_cv_func_isnanl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isnanl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10852,7 +10908,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10856 "configure"
+#line 10912 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10863,7 +10919,7 @@ int main() {
  isnanl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10867: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10923: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isnanl_use=yes
 else
@@ -10890,12 +10946,12 @@ fi
     for ac_func in isnanl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10894: checking for $ac_func" >&5
+echo "configure:10950: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10899 "configure"
+#line 10955 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10918,7 +10974,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10922: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10978: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10945,7 +11001,7 @@ done
   else
     
   echo $ac_n "checking for _isnanl declaration""... $ac_c" 1>&6
-echo "configure:10949: checking for _isnanl declaration" >&5
+echo "configure:11005: checking for _isnanl declaration" >&5
   if test x${glibcpp_cv_func__isnanl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isnanl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10960,7 +11016,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 10964 "configure"
+#line 11020 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -10971,7 +11027,7 @@ int main() {
  _isnanl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:10975: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11031: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isnanl_use=yes
 else
@@ -10998,12 +11054,12 @@ fi
       for ac_func in _isnanl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11002: checking for $ac_func" >&5
+echo "configure:11058: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11007 "configure"
+#line 11063 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11026,7 +11082,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11030: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11086: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11056,7 +11112,7 @@ done
   
   
   echo $ac_n "checking for isinfl declaration""... $ac_c" 1>&6
-echo "configure:11060: checking for isinfl declaration" >&5
+echo "configure:11116: checking for isinfl declaration" >&5
   if test x${glibcpp_cv_func_isinfl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_isinfl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11071,7 +11127,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11075 "configure"
+#line 11131 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11082,7 +11138,7 @@ int main() {
  isinfl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11086: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11142: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_isinfl_use=yes
 else
@@ -11109,12 +11165,12 @@ fi
     for ac_func in isinfl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11113: checking for $ac_func" >&5
+echo "configure:11169: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11118 "configure"
+#line 11174 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11137,7 +11193,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11141: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11197: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11164,7 +11220,7 @@ done
   else
     
   echo $ac_n "checking for _isinfl declaration""... $ac_c" 1>&6
-echo "configure:11168: checking for _isinfl declaration" >&5
+echo "configure:11224: checking for _isinfl declaration" >&5
   if test x${glibcpp_cv_func__isinfl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__isinfl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11179,7 +11235,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11183 "configure"
+#line 11239 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11190,7 +11246,7 @@ int main() {
  _isinfl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11194: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11250: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__isinfl_use=yes
 else
@@ -11217,12 +11273,12 @@ fi
       for ac_func in _isinfl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11221: checking for $ac_func" >&5
+echo "configure:11277: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11226 "configure"
+#line 11282 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11245,7 +11301,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11249: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11305: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11275,7 +11331,7 @@ done
   
   
   echo $ac_n "checking for copysignl declaration""... $ac_c" 1>&6
-echo "configure:11279: checking for copysignl declaration" >&5
+echo "configure:11335: checking for copysignl declaration" >&5
   if test x${glibcpp_cv_func_copysignl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_copysignl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11290,14 +11346,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11294 "configure"
+#line 11350 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  copysignl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:11301: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11357: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_copysignl_use=yes
 else
@@ -11324,12 +11380,12 @@ fi
     for ac_func in copysignl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11328: checking for $ac_func" >&5
+echo "configure:11384: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11333 "configure"
+#line 11389 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11352,7 +11408,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11412: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11379,7 +11435,7 @@ done
   else
     
   echo $ac_n "checking for _copysignl declaration""... $ac_c" 1>&6
-echo "configure:11383: checking for _copysignl declaration" >&5
+echo "configure:11439: checking for _copysignl declaration" >&5
   if test x${glibcpp_cv_func__copysignl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__copysignl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11394,14 +11450,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11398 "configure"
+#line 11454 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _copysignl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:11405: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11461: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__copysignl_use=yes
 else
@@ -11428,12 +11484,12 @@ fi
       for ac_func in _copysignl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11432: checking for $ac_func" >&5
+echo "configure:11488: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11437 "configure"
+#line 11493 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11456,7 +11512,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11460: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11516: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11486,7 +11542,7 @@ done
   
   
   echo $ac_n "checking for atan2l declaration""... $ac_c" 1>&6
-echo "configure:11490: checking for atan2l declaration" >&5
+echo "configure:11546: checking for atan2l declaration" >&5
   if test x${glibcpp_cv_func_atan2l_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_atan2l_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11501,14 +11557,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11505 "configure"
+#line 11561 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  atan2l(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:11512: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11568: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_atan2l_use=yes
 else
@@ -11535,12 +11591,12 @@ fi
     for ac_func in atan2l
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11539: checking for $ac_func" >&5
+echo "configure:11595: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11544 "configure"
+#line 11600 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11563,7 +11619,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11567: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11623: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11590,7 +11646,7 @@ done
   else
     
   echo $ac_n "checking for _atan2l declaration""... $ac_c" 1>&6
-echo "configure:11594: checking for _atan2l declaration" >&5
+echo "configure:11650: checking for _atan2l declaration" >&5
   if test x${glibcpp_cv_func__atan2l_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__atan2l_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11605,14 +11661,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11609 "configure"
+#line 11665 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _atan2l(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:11616: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11672: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__atan2l_use=yes
 else
@@ -11639,12 +11695,12 @@ fi
       for ac_func in _atan2l
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11643: checking for $ac_func" >&5
+echo "configure:11699: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11648 "configure"
+#line 11704 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11667,7 +11723,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11671: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11727: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11697,7 +11753,7 @@ done
   
   
   echo $ac_n "checking for expl declaration""... $ac_c" 1>&6
-echo "configure:11701: checking for expl declaration" >&5
+echo "configure:11757: checking for expl declaration" >&5
   if test x${glibcpp_cv_func_expl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_expl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11712,7 +11768,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11716 "configure"
+#line 11772 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11723,7 +11779,7 @@ int main() {
  expl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11727: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11783: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_expl_use=yes
 else
@@ -11750,12 +11806,12 @@ fi
     for ac_func in expl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11754: checking for $ac_func" >&5
+echo "configure:11810: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11759 "configure"
+#line 11815 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11778,7 +11834,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11782: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11838: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11805,7 +11861,7 @@ done
   else
     
   echo $ac_n "checking for _expl declaration""... $ac_c" 1>&6
-echo "configure:11809: checking for _expl declaration" >&5
+echo "configure:11865: checking for _expl declaration" >&5
   if test x${glibcpp_cv_func__expl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__expl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11820,7 +11876,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11824 "configure"
+#line 11880 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11831,7 +11887,7 @@ int main() {
  _expl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11835: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11891: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__expl_use=yes
 else
@@ -11858,12 +11914,12 @@ fi
       for ac_func in _expl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11862: checking for $ac_func" >&5
+echo "configure:11918: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11867 "configure"
+#line 11923 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11886,7 +11942,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11890: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11946: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11916,7 +11972,7 @@ done
   
   
   echo $ac_n "checking for fabsl declaration""... $ac_c" 1>&6
-echo "configure:11920: checking for fabsl declaration" >&5
+echo "configure:11976: checking for fabsl declaration" >&5
   if test x${glibcpp_cv_func_fabsl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fabsl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11931,7 +11987,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 11935 "configure"
+#line 11991 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -11942,7 +11998,7 @@ int main() {
  fabsl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11946: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12002: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fabsl_use=yes
 else
@@ -11969,12 +12025,12 @@ fi
     for ac_func in fabsl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11973: checking for $ac_func" >&5
+echo "configure:12029: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11978 "configure"
+#line 12034 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11997,7 +12053,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12001: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12057: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12024,7 +12080,7 @@ done
   else
     
   echo $ac_n "checking for _fabsl declaration""... $ac_c" 1>&6
-echo "configure:12028: checking for _fabsl declaration" >&5
+echo "configure:12084: checking for _fabsl declaration" >&5
   if test x${glibcpp_cv_func__fabsl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fabsl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12039,7 +12095,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12043 "configure"
+#line 12099 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -12050,7 +12106,7 @@ int main() {
  _fabsl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:12054: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12110: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fabsl_use=yes
 else
@@ -12077,12 +12133,12 @@ fi
       for ac_func in _fabsl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12081: checking for $ac_func" >&5
+echo "configure:12137: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12086 "configure"
+#line 12142 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12105,7 +12161,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12109: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12165: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12135,7 +12191,7 @@ done
   
   
   echo $ac_n "checking for fmodl declaration""... $ac_c" 1>&6
-echo "configure:12139: checking for fmodl declaration" >&5
+echo "configure:12195: checking for fmodl declaration" >&5
   if test x${glibcpp_cv_func_fmodl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_fmodl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12150,14 +12206,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12154 "configure"
+#line 12210 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  fmodl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12161: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12217: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_fmodl_use=yes
 else
@@ -12184,12 +12240,12 @@ fi
     for ac_func in fmodl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12188: checking for $ac_func" >&5
+echo "configure:12244: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12193 "configure"
+#line 12249 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12212,7 +12268,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12216: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12272: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12239,7 +12295,7 @@ done
   else
     
   echo $ac_n "checking for _fmodl declaration""... $ac_c" 1>&6
-echo "configure:12243: checking for _fmodl declaration" >&5
+echo "configure:12299: checking for _fmodl declaration" >&5
   if test x${glibcpp_cv_func__fmodl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__fmodl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12254,14 +12310,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12258 "configure"
+#line 12314 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _fmodl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12265: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12321: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__fmodl_use=yes
 else
@@ -12288,12 +12344,12 @@ fi
       for ac_func in _fmodl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12292: checking for $ac_func" >&5
+echo "configure:12348: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12297 "configure"
+#line 12353 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12316,7 +12372,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12320: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12376: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12346,7 +12402,7 @@ done
   
   
   echo $ac_n "checking for frexpl declaration""... $ac_c" 1>&6
-echo "configure:12350: checking for frexpl declaration" >&5
+echo "configure:12406: checking for frexpl declaration" >&5
   if test x${glibcpp_cv_func_frexpl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_frexpl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12361,14 +12417,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12365 "configure"
+#line 12421 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  frexpl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12372: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12428: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_frexpl_use=yes
 else
@@ -12395,12 +12451,12 @@ fi
     for ac_func in frexpl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12399: checking for $ac_func" >&5
+echo "configure:12455: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12404 "configure"
+#line 12460 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12423,7 +12479,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12427: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12483: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12450,7 +12506,7 @@ done
   else
     
   echo $ac_n "checking for _frexpl declaration""... $ac_c" 1>&6
-echo "configure:12454: checking for _frexpl declaration" >&5
+echo "configure:12510: checking for _frexpl declaration" >&5
   if test x${glibcpp_cv_func__frexpl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__frexpl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12465,14 +12521,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12469 "configure"
+#line 12525 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _frexpl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12476: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12532: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__frexpl_use=yes
 else
@@ -12499,12 +12555,12 @@ fi
       for ac_func in _frexpl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12503: checking for $ac_func" >&5
+echo "configure:12559: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12508 "configure"
+#line 12564 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12527,7 +12583,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12531: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12587: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12557,7 +12613,7 @@ done
   
   
   echo $ac_n "checking for ldexpl declaration""... $ac_c" 1>&6
-echo "configure:12561: checking for ldexpl declaration" >&5
+echo "configure:12617: checking for ldexpl declaration" >&5
   if test x${glibcpp_cv_func_ldexpl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_ldexpl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12572,14 +12628,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12576 "configure"
+#line 12632 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  ldexpl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12583: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12639: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_ldexpl_use=yes
 else
@@ -12606,12 +12662,12 @@ fi
     for ac_func in ldexpl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12610: checking for $ac_func" >&5
+echo "configure:12666: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12615 "configure"
+#line 12671 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12634,7 +12690,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12638: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12694: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12661,7 +12717,7 @@ done
   else
     
   echo $ac_n "checking for _ldexpl declaration""... $ac_c" 1>&6
-echo "configure:12665: checking for _ldexpl declaration" >&5
+echo "configure:12721: checking for _ldexpl declaration" >&5
   if test x${glibcpp_cv_func__ldexpl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__ldexpl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12676,14 +12732,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12680 "configure"
+#line 12736 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _ldexpl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:12687: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12743: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__ldexpl_use=yes
 else
@@ -12710,12 +12766,12 @@ fi
       for ac_func in _ldexpl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12714: checking for $ac_func" >&5
+echo "configure:12770: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12719 "configure"
+#line 12775 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12738,7 +12794,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12798: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12768,7 +12824,7 @@ done
   
   
   echo $ac_n "checking for logl declaration""... $ac_c" 1>&6
-echo "configure:12772: checking for logl declaration" >&5
+echo "configure:12828: checking for logl declaration" >&5
   if test x${glibcpp_cv_func_logl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_logl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12783,7 +12839,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12787 "configure"
+#line 12843 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -12794,7 +12850,7 @@ int main() {
  logl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:12798: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12854: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_logl_use=yes
 else
@@ -12821,12 +12877,12 @@ fi
     for ac_func in logl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12825: checking for $ac_func" >&5
+echo "configure:12881: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12830 "configure"
+#line 12886 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12849,7 +12905,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12853: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12909: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12876,7 +12932,7 @@ done
   else
     
   echo $ac_n "checking for _logl declaration""... $ac_c" 1>&6
-echo "configure:12880: checking for _logl declaration" >&5
+echo "configure:12936: checking for _logl declaration" >&5
   if test x${glibcpp_cv_func__logl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__logl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12891,7 +12947,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 12895 "configure"
+#line 12951 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -12902,7 +12958,7 @@ int main() {
  _logl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:12906: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12962: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__logl_use=yes
 else
@@ -12929,12 +12985,12 @@ fi
       for ac_func in _logl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12933: checking for $ac_func" >&5
+echo "configure:12989: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12938 "configure"
+#line 12994 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12957,7 +13013,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12961: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13017: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -12987,7 +13043,7 @@ done
   
   
   echo $ac_n "checking for log10l declaration""... $ac_c" 1>&6
-echo "configure:12991: checking for log10l declaration" >&5
+echo "configure:13047: checking for log10l declaration" >&5
   if test x${glibcpp_cv_func_log10l_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_log10l_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13002,7 +13058,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13006 "configure"
+#line 13062 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13013,7 +13069,7 @@ int main() {
  log10l(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13017: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13073: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_log10l_use=yes
 else
@@ -13040,12 +13096,12 @@ fi
     for ac_func in log10l
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13044: checking for $ac_func" >&5
+echo "configure:13100: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13049 "configure"
+#line 13105 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13068,7 +13124,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13072: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13128: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13095,7 +13151,7 @@ done
   else
     
   echo $ac_n "checking for _log10l declaration""... $ac_c" 1>&6
-echo "configure:13099: checking for _log10l declaration" >&5
+echo "configure:13155: checking for _log10l declaration" >&5
   if test x${glibcpp_cv_func__log10l_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__log10l_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13110,7 +13166,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13114 "configure"
+#line 13170 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13121,7 +13177,7 @@ int main() {
  _log10l(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13125: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13181: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__log10l_use=yes
 else
@@ -13148,12 +13204,12 @@ fi
       for ac_func in _log10l
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13152: checking for $ac_func" >&5
+echo "configure:13208: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13157 "configure"
+#line 13213 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13176,7 +13232,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13180: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13236: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13206,7 +13262,7 @@ done
   
   
   echo $ac_n "checking for modfl declaration""... $ac_c" 1>&6
-echo "configure:13210: checking for modfl declaration" >&5
+echo "configure:13266: checking for modfl declaration" >&5
   if test x${glibcpp_cv_func_modfl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_modfl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13221,14 +13277,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13225 "configure"
+#line 13281 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  modfl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13232: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13288: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_modfl_use=yes
 else
@@ -13255,12 +13311,12 @@ fi
     for ac_func in modfl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13259: checking for $ac_func" >&5
+echo "configure:13315: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13264 "configure"
+#line 13320 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13283,7 +13339,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13287: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13343: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13310,7 +13366,7 @@ done
   else
     
   echo $ac_n "checking for _modfl declaration""... $ac_c" 1>&6
-echo "configure:13314: checking for _modfl declaration" >&5
+echo "configure:13370: checking for _modfl declaration" >&5
   if test x${glibcpp_cv_func__modfl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__modfl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13325,14 +13381,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13329 "configure"
+#line 13385 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _modfl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13336: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13392: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__modfl_use=yes
 else
@@ -13359,12 +13415,12 @@ fi
       for ac_func in _modfl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13363: checking for $ac_func" >&5
+echo "configure:13419: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13368 "configure"
+#line 13424 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13387,7 +13443,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13391: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13447: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13417,7 +13473,7 @@ done
   
   
   echo $ac_n "checking for powl declaration""... $ac_c" 1>&6
-echo "configure:13421: checking for powl declaration" >&5
+echo "configure:13477: checking for powl declaration" >&5
   if test x${glibcpp_cv_func_powl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_powl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13432,14 +13488,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13436 "configure"
+#line 13492 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  powl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13443: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13499: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_powl_use=yes
 else
@@ -13466,12 +13522,12 @@ fi
     for ac_func in powl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13470: checking for $ac_func" >&5
+echo "configure:13526: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13475 "configure"
+#line 13531 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13494,7 +13550,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13498: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13554: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13521,7 +13577,7 @@ done
   else
     
   echo $ac_n "checking for _powl declaration""... $ac_c" 1>&6
-echo "configure:13525: checking for _powl declaration" >&5
+echo "configure:13581: checking for _powl declaration" >&5
   if test x${glibcpp_cv_func__powl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__powl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13536,14 +13592,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13540 "configure"
+#line 13596 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _powl(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13547: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13603: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__powl_use=yes
 else
@@ -13570,12 +13626,12 @@ fi
       for ac_func in _powl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13574: checking for $ac_func" >&5
+echo "configure:13630: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13579 "configure"
+#line 13635 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13598,7 +13654,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13602: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13658: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13628,7 +13684,7 @@ done
   
   
   echo $ac_n "checking for sqrtl declaration""... $ac_c" 1>&6
-echo "configure:13632: checking for sqrtl declaration" >&5
+echo "configure:13688: checking for sqrtl declaration" >&5
   if test x${glibcpp_cv_func_sqrtl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sqrtl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13643,7 +13699,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13647 "configure"
+#line 13703 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13654,7 +13710,7 @@ int main() {
  sqrtl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13658: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13714: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sqrtl_use=yes
 else
@@ -13681,12 +13737,12 @@ fi
     for ac_func in sqrtl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13685: checking for $ac_func" >&5
+echo "configure:13741: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13690 "configure"
+#line 13746 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13709,7 +13765,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13713: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13769: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13736,7 +13792,7 @@ done
   else
     
   echo $ac_n "checking for _sqrtl declaration""... $ac_c" 1>&6
-echo "configure:13740: checking for _sqrtl declaration" >&5
+echo "configure:13796: checking for _sqrtl declaration" >&5
   if test x${glibcpp_cv_func__sqrtl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sqrtl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13751,7 +13807,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13755 "configure"
+#line 13811 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -13762,7 +13818,7 @@ int main() {
  _sqrtl(0);
 ; return 0; }
 EOF
-if { (eval echo configure:13766: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13822: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sqrtl_use=yes
 else
@@ -13789,12 +13845,12 @@ fi
       for ac_func in _sqrtl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13793: checking for $ac_func" >&5
+echo "configure:13849: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13798 "configure"
+#line 13854 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13817,7 +13873,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13821: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13847,7 +13903,7 @@ done
   
   
   echo $ac_n "checking for sincosl declaration""... $ac_c" 1>&6
-echo "configure:13851: checking for sincosl declaration" >&5
+echo "configure:13907: checking for sincosl declaration" >&5
   if test x${glibcpp_cv_func_sincosl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_sincosl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13862,14 +13918,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13866 "configure"
+#line 13922 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  sincosl(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13873: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:13929: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_sincosl_use=yes
 else
@@ -13896,12 +13952,12 @@ fi
     for ac_func in sincosl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13900: checking for $ac_func" >&5
+echo "configure:13956: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 13905 "configure"
+#line 13961 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13924,7 +13980,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13928: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13984: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13951,7 +14007,7 @@ done
   else
     
   echo $ac_n "checking for _sincosl declaration""... $ac_c" 1>&6
-echo "configure:13955: checking for _sincosl declaration" >&5
+echo "configure:14011: checking for _sincosl declaration" >&5
   if test x${glibcpp_cv_func__sincosl_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__sincosl_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13966,14 +14022,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 13970 "configure"
+#line 14026 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  _sincosl(0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:13977: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14033: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__sincosl_use=yes
 else
@@ -14000,12 +14056,12 @@ fi
       for ac_func in _sincosl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14004: checking for $ac_func" >&5
+echo "configure:14060: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14009 "configure"
+#line 14065 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14028,7 +14084,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14032: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14088: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14058,7 +14114,7 @@ done
   
   
   echo $ac_n "checking for finitel declaration""... $ac_c" 1>&6
-echo "configure:14062: checking for finitel declaration" >&5
+echo "configure:14118: checking for finitel declaration" >&5
   if test x${glibcpp_cv_func_finitel_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_finitel_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14073,7 +14129,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 14077 "configure"
+#line 14133 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -14084,7 +14140,7 @@ int main() {
  finitel(0);
 ; return 0; }
 EOF
-if { (eval echo configure:14088: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14144: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_finitel_use=yes
 else
@@ -14111,12 +14167,12 @@ fi
     for ac_func in finitel
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14115: checking for $ac_func" >&5
+echo "configure:14171: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14120 "configure"
+#line 14176 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14139,7 +14195,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14143: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14199: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14166,7 +14222,7 @@ done
   else
     
   echo $ac_n "checking for _finitel declaration""... $ac_c" 1>&6
-echo "configure:14170: checking for _finitel declaration" >&5
+echo "configure:14226: checking for _finitel declaration" >&5
   if test x${glibcpp_cv_func__finitel_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func__finitel_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14181,7 +14237,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 14185 "configure"
+#line 14241 "configure"
 #include "confdefs.h"
 #include <math.h>
 		      #ifdef HAVE_IEEEFP_H
@@ -14192,7 +14248,7 @@ int main() {
  _finitel(0);
 ; return 0; }
 EOF
-if { (eval echo configure:14196: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14252: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__finitel_use=yes
 else
@@ -14219,12 +14275,12 @@ fi
       for ac_func in _finitel
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14223: checking for $ac_func" >&5
+echo "configure:14279: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14228 "configure"
+#line 14284 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14247,7 +14303,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14251: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14307: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14278,7 +14334,7 @@ done
         
     
   echo $ac_n "checking for _float trig functions""... $ac_c" 1>&6
-echo "configure:14282: checking for _float trig functions" >&5
+echo "configure:14338: checking for _float trig functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func__float_trig_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14292,7 +14348,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 14296 "configure"
+#line 14352 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
@@ -14301,7 +14357,7 @@ int main() {
                                           _coshf _sinhf _tanhf; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:14305: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14361: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__float_trig_use=yes
 else
@@ -14327,12 +14383,12 @@ fi
                                           _coshf _sinhf _tanhf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14331: checking for $ac_func" >&5
+echo "configure:14387: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14336 "configure"
+#line 14392 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14355,7 +14411,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14359: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14415: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14383,7 +14439,7 @@ done
 
   
   echo $ac_n "checking for _float round functions""... $ac_c" 1>&6
-echo "configure:14387: checking for _float round functions" >&5
+echo "configure:14443: checking for _float round functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func__float_round_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14397,14 +14453,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 14401 "configure"
+#line 14457 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  `for x in _ceilf _floorf; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:14408: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14464: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__float_round_use=yes
 else
@@ -14428,12 +14484,12 @@ fi
     for ac_func in _ceilf _floorf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14432: checking for $ac_func" >&5
+echo "configure:14488: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14437 "configure"
+#line 14493 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14456,7 +14512,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14460: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14516: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14485,7 +14541,7 @@ done
 
     
   echo $ac_n "checking for _long double trig functions""... $ac_c" 1>&6
-echo "configure:14489: checking for _long double trig functions" >&5
+echo "configure:14545: checking for _long double trig functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func__long_double_trig_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14499,7 +14555,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 14503 "configure"
+#line 14559 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
@@ -14508,7 +14564,7 @@ int main() {
                                           _coshl _sinhl _tanhl; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:14512: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14568: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__long_double_trig_use=yes
 else
@@ -14534,12 +14590,12 @@ fi
                                           _coshl _sinhl _tanhl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14538: checking for $ac_func" >&5
+echo "configure:14594: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14543 "configure"
+#line 14599 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14562,7 +14618,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14566: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14622: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14590,7 +14646,7 @@ done
 
   
   echo $ac_n "checking for _long double round functions""... $ac_c" 1>&6
-echo "configure:14594: checking for _long double round functions" >&5
+echo "configure:14650: checking for _long double round functions" >&5
   if eval "test \"`echo '$''{'glibcpp_cv_func__long_double_round_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -14604,14 +14660,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
     cat > conftest.$ac_ext <<EOF
-#line 14608 "configure"
+#line 14664 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
  `for x in _ceill _floorl; do echo "$x (0);"; done` 
 ; return 0; }
 EOF
-if { (eval echo configure:14615: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14671: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func__long_double_round_use=yes
 else
@@ -14635,12 +14691,12 @@ fi
     for ac_func in _ceill _floorl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14639: checking for $ac_func" >&5
+echo "configure:14695: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14644 "configure"
+#line 14700 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14663,7 +14719,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14667: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14723: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14695,7 +14751,7 @@ done
 
   
     echo $ac_n "checking for main in -lm""... $ac_c" 1>&6
-echo "configure:14699: checking for main in -lm" >&5
+echo "configure:14755: checking for main in -lm" >&5
 ac_lib_var=`echo m'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -14703,14 +14759,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 14707 "configure"
+#line 14763 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:14714: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14770: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -14740,12 +14796,12 @@ fi
   for ac_func in nan hypot hypotf atan2f expf copysignf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14744: checking for $ac_func" >&5
+echo "configure:14800: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14749 "configure"
+#line 14805 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14768,7 +14824,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14772: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14828: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14802,12 +14858,12 @@ done
     for ac_func in hypotl signbitl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:14806: checking for $ac_func" >&5
+echo "configure:14862: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14811 "configure"
+#line 14867 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -14830,7 +14886,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:14834: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:14890: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -14863,16 +14919,16 @@ done
   
 
       echo $ac_n "checking for mbstate_t""... $ac_c" 1>&6
-echo "configure:14867: checking for mbstate_t" >&5
+echo "configure:14923: checking for mbstate_t" >&5
   cat > conftest.$ac_ext <<EOF
-#line 14869 "configure"
+#line 14925 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 mbstate_t teststate;
 ; return 0; }
 EOF
-if { (eval echo configure:14876: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:14932: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   have_mbstate_t=yes
 else
@@ -14894,17 +14950,17 @@ EOF
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:14898: checking for $ac_hdr" >&5
+echo "configure:14954: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14903 "configure"
+#line 14959 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:14908: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:14964: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -14933,17 +14989,17 @@ done
 
   ac_safe=`echo "wctype.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for wctype.h""... $ac_c" 1>&6
-echo "configure:14937: checking for wctype.h" >&5
+echo "configure:14993: checking for wctype.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 14942 "configure"
+#line 14998 "configure"
 #include "confdefs.h"
 #include <wctype.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:14947: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15003: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -14970,16 +15026,16 @@ fi
      && test x"$enable_c_mbchar" != xno; then
       
             echo $ac_n "checking for WCHAR_MIN and WCHAR_MAX""... $ac_c" 1>&6
-echo "configure:14974: checking for WCHAR_MIN and WCHAR_MAX" >&5
+echo "configure:15030: checking for WCHAR_MIN and WCHAR_MAX" >&5
     cat > conftest.$ac_ext <<EOF
-#line 14976 "configure"
+#line 15032 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 int main() {
 int i = WCHAR_MIN; int j = WCHAR_MAX;
 ; return 0; }
 EOF
-if { (eval echo configure:14983: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15039: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   has_wchar_minmax=yes
 else
@@ -14992,9 +15048,9 @@ rm -f conftest*
     echo "$ac_t""$has_wchar_minmax" 1>&6
     
             echo $ac_n "checking for WEOF""... $ac_c" 1>&6
-echo "configure:14996: checking for WEOF" >&5
+echo "configure:15052: checking for WEOF" >&5
     cat > conftest.$ac_ext <<EOF
-#line 14998 "configure"
+#line 15054 "configure"
 #include "confdefs.h"
 
       #include <wchar.h>
@@ -15003,7 +15059,7 @@ int main() {
 wint_t i = WEOF;
 ; return 0; }
 EOF
-if { (eval echo configure:15007: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15063: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   has_weof=yes
 else
@@ -15019,12 +15075,12 @@ rm -f conftest*
     wcsrtombs mbsrtowcs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15023: checking for $ac_func" >&5
+echo "configure:15079: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15028 "configure"
+#line 15084 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15047,7 +15103,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15051: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15107: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15073,8 +15129,64 @@ fi
 done
 
   
+        for ac_func in fgetwc
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:15136: checking for $ac_func" >&5
+if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 15141 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:15164: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ fgetws
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
+
     echo $ac_n "checking for ISO C99 wchar_t support""... $ac_c" 1>&6
-echo "configure:15078: checking for ISO C99 wchar_t support" >&5
+echo "configure:15190: checking for ISO C99 wchar_t support" >&5
     if test x"$has_weof" = xyes && test x"$has_wchar_minmax" = xyes \
        && test x"$ac_wfuncs" = xyes; then
       ac_isoC99_wchar_t=yes
@@ -15085,17 +15197,17 @@ echo "configure:15078: checking for ISO C99 wchar_t support" >&5
   
             ac_safe=`echo "iconv.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for iconv.h""... $ac_c" 1>&6
-echo "configure:15089: checking for iconv.h" >&5
+echo "configure:15201: checking for iconv.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15094 "configure"
+#line 15206 "configure"
 #include "confdefs.h"
 #include <iconv.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15099: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15211: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15119,17 +15231,17 @@ fi
 
     ac_safe=`echo "langinfo.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for langinfo.h""... $ac_c" 1>&6
-echo "configure:15123: checking for langinfo.h" >&5
+echo "configure:15235: checking for langinfo.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15128 "configure"
+#line 15240 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15133: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15245: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15153,7 +15265,7 @@ fi
 
 
         echo $ac_n "checking for iconv in -liconv""... $ac_c" 1>&6
-echo "configure:15157: checking for iconv in -liconv" >&5
+echo "configure:15269: checking for iconv in -liconv" >&5
 ac_lib_var=`echo iconv'_'iconv | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -15161,7 +15273,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-liconv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 15165 "configure"
+#line 15277 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -15172,7 +15284,7 @@ int main() {
 iconv()
 ; return 0; }
 EOF
-if { (eval echo configure:15176: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15288: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -15198,12 +15310,12 @@ fi
     for ac_func in iconv_open iconv_close iconv nl_langinfo
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15202: checking for $ac_func" >&5
+echo "configure:15314: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15207 "configure"
+#line 15319 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15226,7 +15338,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15230: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15342: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15256,7 +15368,7 @@ done
     LIBS="$ac_save_LIBS"
 
     echo $ac_n "checking for XPG2 wchar_t support""... $ac_c" 1>&6
-echo "configure:15260: checking for XPG2 wchar_t support" >&5
+echo "configure:15372: checking for XPG2 wchar_t support" >&5
     if test x"$ac_has_iconv_h" = xyes && test x"$ac_has_langinfo_h" = xyes \
        && test x"$ac_XPG2funcs" = xyes; then
       ac_XPG2_wchar_t=yes
@@ -15266,7 +15378,7 @@ echo "configure:15260: checking for XPG2 wchar_t support" >&5
     echo "$ac_t""$ac_XPG2_wchar_t" 1>&6
   
             echo $ac_n "checking for enabled wchar_t specializations""... $ac_c" 1>&6
-echo "configure:15270: checking for enabled wchar_t specializations" >&5
+echo "configure:15382: checking for enabled wchar_t specializations" >&5
     if test x"$ac_isoC99_wchar_t" = xyes \
        && test x"$ac_XPG2_wchar_t" = xyes; then
       cat >> confdefs.h <<\EOF
@@ -15289,12 +15401,12 @@ EOF
   for ac_func in strtof
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15293: checking for $ac_func" >&5
+echo "configure:15405: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15298 "configure"
+#line 15410 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15317,7 +15429,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15321: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15433: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15343,7 +15455,7 @@ done
 
   
   echo $ac_n "checking for strtold declaration""... $ac_c" 1>&6
-echo "configure:15347: checking for strtold declaration" >&5
+echo "configure:15459: checking for strtold declaration" >&5
   if test x${glibcpp_cv_func_strtold_use+set} != xset; then
     if eval "test \"`echo '$''{'glibcpp_cv_func_strtold_use'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -15358,14 +15470,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
       cat > conftest.$ac_ext <<EOF
-#line 15362 "configure"
+#line 15474 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
  strtold(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:15369: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15481: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   glibcpp_cv_func_strtold_use=yes
 else
@@ -15391,12 +15503,12 @@ fi
     for ac_func in strtold
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15395: checking for $ac_func" >&5
+echo "configure:15507: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15400 "configure"
+#line 15512 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15419,7 +15531,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15423: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15535: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15448,12 +15560,12 @@ done
   for ac_func in drand48
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15452: checking for $ac_func" >&5
+echo "configure:15564: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15457 "configure"
+#line 15569 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15476,7 +15588,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15480: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15592: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15505,7 +15617,7 @@ done
 
 
   cat > conftest.$ac_ext <<EOF
-#line 15509 "configure"
+#line 15621 "configure"
 #include "confdefs.h"
 
 #include <setjmp.h>
@@ -15514,7 +15626,7 @@ int main() {
 sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);
 ; return 0; }
 EOF
-if { (eval echo configure:15518: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:15630: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_SIGSETJMP 1
@@ -15530,17 +15642,17 @@ rm -f conftest*
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:15534: checking for $ac_hdr" >&5
+echo "configure:15646: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15539 "configure"
+#line 15651 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15544: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:15656: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15569,12 +15681,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:15573: checking for $ac_func" >&5
+echo "configure:15685: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15578 "configure"
+#line 15690 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -15597,7 +15709,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:15601: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:15713: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -15622,7 +15734,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:15626: checking for working mmap" >&5
+echo "configure:15738: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -15630,7 +15742,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 15634 "configure"
+#line 15746 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -15770,7 +15882,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:15774: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:15886: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -15878,17 +15990,17 @@ rm -f confcache
 
   ac_safe=`echo "locale.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for locale.h""... $ac_c" 1>&6
-echo "configure:15882: checking for locale.h" >&5
+echo "configure:15994: checking for locale.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15887 "configure"
+#line 15999 "configure"
 #include "confdefs.h"
 #include <locale.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:15892: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:16004: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -15906,19 +16018,19 @@ if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   
     echo $ac_n "checking for LC_MESSAGES""... $ac_c" 1>&6
-echo "configure:15910: checking for LC_MESSAGES" >&5
+echo "configure:16022: checking for LC_MESSAGES" >&5
 if eval "test \"`echo '$''{'ac_cv_val_LC_MESSAGES'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 15915 "configure"
+#line 16027 "configure"
 #include "confdefs.h"
 #include <locale.h>
 int main() {
 return LC_MESSAGES
 ; return 0; }
 EOF
-if { (eval echo configure:15922: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:16034: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_val_LC_MESSAGES=yes
 else
@@ -15974,13 +16086,13 @@ esac
 glibcpp_prefixdir=${prefix}
 
 echo $ac_n "checking for interface version number""... $ac_c" 1>&6
-echo "configure:15978: checking for interface version number" >&5
+echo "configure:16090: checking for interface version number" >&5
 libstdcxx_interface=$INTERFACE
 echo "$ac_t""$libstdcxx_interface" 1>&6
 
 # Process the option --with-gxx-include-dir=<path to include-files directory>
 echo $ac_n "checking for --with-gxx-include-dir""... $ac_c" 1>&6
-echo "configure:15984: checking for --with-gxx-include-dir" >&5
+echo "configure:16096: checking for --with-gxx-include-dir" >&5
 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
 if test "${with_gxx_include_dir+set}" = set; then
   withval="$with_gxx_include_dir"
@@ -16004,7 +16116,7 @@ echo "$ac_t""$gxx_include_dir" 1>&6
 
 # Process the option "--enable-version-specific-runtime-libs"
 echo $ac_n "checking for --enable-version-specific-runtime-libs""... $ac_c" 1>&6
-echo "configure:16008: checking for --enable-version-specific-runtime-libs" >&5
+echo "configure:16120: checking for --enable-version-specific-runtime-libs" >&5
 # Check whether --enable-version-specific-runtime-libs or --disable-version-specific-runtime-libs was given.
 if test "${enable_version_specific_runtime_libs+set}" = set; then
   enableval="$enable_version_specific_runtime_libs"
@@ -16044,7 +16156,7 @@ if test x"$glibcpp_toolexecdir" = x"no"; then
 fi
 
 echo $ac_n "checking for install location""... $ac_c" 1>&6
-echo "configure:16048: checking for install location" >&5
+echo "configure:16160: checking for install location" >&5
 echo "$ac_t""$gxx_include_dir" 1>&6
 
 
diff --git a/libstdc++-v3/include/c_std/bits/std_cctype.h b/libstdc++-v3/include/c_std/bits/std_cctype.h
index f03a93d82a1..ed7817114d5 100644
--- a/libstdc++-v3/include/c_std/bits/std_cctype.h
+++ b/libstdc++-v3/include/c_std/bits/std_cctype.h
@@ -34,8 +34,6 @@
 #ifndef _CPP_CCTYPE
 #define _CPP_CCTYPE 1
 
-#include <bits/c++config.h>
-
 #pragma GCC system_header
 #include_next <ctype.h>
 
diff --git a/libstdc++-v3/include/c_std/bits/std_clocale.h b/libstdc++-v3/include/c_std/bits/std_clocale.h
index 9a3da1986b6..eace7a0019c 100644
--- a/libstdc++-v3/include/c_std/bits/std_clocale.h
+++ b/libstdc++-v3/include/c_std/bits/std_clocale.h
@@ -34,8 +34,6 @@
 #ifndef _CPP_CLOCALE
 #define _CPP_CLOCALE 1
 
-#include <bits/c++config.h>
-
 #pragma GCC system_header
 #include_next <locale.h>
 
diff --git a/libstdc++-v3/include/c_std/bits/std_cstdio.h b/libstdc++-v3/include/c_std/bits/std_cstdio.h
index aecf40784b6..5f2ccf20b23 100644
--- a/libstdc++-v3/include/c_std/bits/std_cstdio.h
+++ b/libstdc++-v3/include/c_std/bits/std_cstdio.h
@@ -34,10 +34,6 @@
 #ifndef _CPP_CSTDIO
 #define _CPP_CSTDIO 1
 
-#include <bits/c++config.h>
-#include <bits/std_cstdarg.h>
-#include <bits/std_cstddef.h>
-
 #pragma GCC system_header
 #include_next <stdio.h>
 
diff --git a/libstdc++-v3/include/c_std/bits/std_cstdlib.h b/libstdc++-v3/include/c_std/bits/std_cstdlib.h
index 2149818de73..f1023c23127 100644
--- a/libstdc++-v3/include/c_std/bits/std_cstdlib.h
+++ b/libstdc++-v3/include/c_std/bits/std_cstdlib.h
@@ -44,7 +44,7 @@
 #undef atoi
 #undef atol
 #undef strtod
-//#undef strtof
+#undef strtof
 #undef strtol
 #undef strtoul
 #undef rand
@@ -88,7 +88,9 @@ namespace std
   using ::atoi;
   using ::atol;
   using ::strtod;
-  //  using ::strtof;
+#if _GLIBCPP_HAVE_STRTOF
+  using ::strtof;
+#endif
   using ::strtol;
   using ::strtoul;
   using ::rand;
diff --git a/libstdc++-v3/include/c_std/bits/std_cwchar.h b/libstdc++-v3/include/c_std/bits/std_cwchar.h
index 5c7db09d6c1..8ed0d8a53b3 100644
--- a/libstdc++-v3/include/c_std/bits/std_cwchar.h
+++ b/libstdc++-v3/include/c_std/bits/std_cwchar.h
@@ -127,9 +127,12 @@ namespace std
 
   using ::btowc;
   using ::wctob;
+#if _GLIBCPP_HAVE_FGETWC
   using ::fgetwc;
-  using ::fgetwc;
+#endif
+#if _GLIBCPP_HAVE_FGETWS
   using ::fgetws;
+#endif
   using ::fputwc;
   using ::fputws;
   using ::fwide;
diff --git a/libstdc++-v3/libsupc++/eh_catch.cc b/libstdc++-v3/libsupc++/eh_catch.cc
index 4f55d68e477..f6879075602 100644
--- a/libstdc++-v3/libsupc++/eh_catch.cc
+++ b/libstdc++-v3/libsupc++/eh_catch.cc
@@ -89,7 +89,7 @@ __cxa_end_catch ()
     }
   else if (count < 0)
     // A bug in the exception handling library or compiler.
-    abort ();
+    std::abort ();
 
   header->handlerCount = count;
 }
diff --git a/libstdc++-v3/libsupc++/eh_terminate.cc b/libstdc++-v3/libsupc++/eh_terminate.cc
index 11d5829f5de..58a6ea46b34 100644
--- a/libstdc++-v3/libsupc++/eh_terminate.cc
+++ b/libstdc++-v3/libsupc++/eh_terminate.cc
@@ -37,7 +37,7 @@
 using namespace __cxxabiv1;
 
 /* The current installed user handlers.  */
-std::terminate_handler __cxxabiv1::__terminate_handler = abort;
+std::terminate_handler __cxxabiv1::__terminate_handler = std::abort;
 std::unexpected_handler __cxxabiv1::__unexpected_handler = std::terminate;
 
 void
@@ -45,9 +45,9 @@ __cxxabiv1::__terminate (std::terminate_handler handler)
 {
   try {
     handler ();
-    abort ();
+    std::abort ();
   } catch (...) {
-    abort ();
+    std::abort ();
   }
 }