1 files changed, 21 insertions, 9 deletions
diff --git a/libstdc++-v3/config.h.in b/libstdc++-v3/config.h.in
index ca70d5e9d00..c2eea5782d7 100644
--- a/libstdc++-v3/config.h.in
+++ b/libstdc++-v3/config.h.in
@@ -3,9 +3,6 @@
 /* Define if you have a working `mmap' system call.  */
 #undef HAVE_MMAP
 
-/* Define if you need to in order for stat and other things to work.  */
-#undef _POSIX_SOURCE
-
 // Define if GCC supports weak symbols.
 #undef _GLIBCPP_SUPPORTS_WEAK
 
@@ -18,9 +15,6 @@
 // Define if C99 features such as lldiv_t, llabs, lldiv should be exposed.
 #undef _GLIBCPP_USE_C99
 
-// Include support for shadow headers, ie --enable-cshadow-headers.
-#undef _GLIBCPP_USE_SHADOW_HEADERS
-
 // Define if code specialized for wchar_t should be used.
 #undef _GLIBCPP_USE_WCHAR_T
 
@@ -96,6 +90,15 @@
 // Define if LC_MESSAGES is available in <locale.h>.
 #undef HAVE_LC_MESSAGES
 
+/* Define if you have the __signbit function.  */
+#undef HAVE___SIGNBIT
+
+/* Define if you have the __signbitf function.  */
+#undef HAVE___SIGNBITF
+
+/* Define if you have the __signbitl function.  */
+#undef HAVE___SIGNBITL
+
 /* Define if you have the _acosf function.  */
 #undef HAVE__ACOSF
 
@@ -144,6 +147,9 @@
 /* Define if you have the _cosl function.  */
 #undef HAVE__COSL
 
+/* Define if you have the _expf function.  */
+#undef HAVE__EXPF
+
 /* Define if you have the _expl function.  */
 #undef HAVE__EXPL
 
@@ -339,6 +345,9 @@
 /* Define if you have the drand48 function.  */
 #undef HAVE_DRAND48
 
+/* Define if you have the expf function.  */
+#undef HAVE_EXPF
+
 /* Define if you have the expl function.  */
 #undef HAVE_EXPL
 
@@ -504,9 +513,6 @@
 /* Define if you have the setenv function.  */
 #undef HAVE_SETENV
 
-/* Define if you have the signbitl function.  */
-#undef HAVE_SIGNBITL
-
 /* Define if you have the sincos function.  */
 #undef HAVE_SINCOS
 
@@ -702,6 +708,9 @@
 /* Define if you have the <nan.h> header file.  */
 #undef HAVE_NAN_H
 
+/* Define if you have the <stdlib.h> header file.  */
+#undef HAVE_STDLIB_H
+
 /* Define if you have the <sys/isa_defs.h> header file.  */
 #undef HAVE_SYS_ISA_DEFS_H
 
@@ -711,6 +720,9 @@
 /* Define if you have the <sys/resource.h> header file.  */
 #undef HAVE_SYS_RESOURCE_H
 
+/* Define if you have the <sys/stat.h> header file.  */
+#undef HAVE_SYS_STAT_H
+
 /* Define if you have the <sys/types.h> header file.  */
 #undef HAVE_SYS_TYPES_H