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-rw-r--r--source4/lib/replace/libreplace.m46
1 files changed, 0 insertions, 6 deletions
diff --git a/source4/lib/replace/libreplace.m4 b/source4/lib/replace/libreplace.m4
index cbbc16db4e..c21f59e163 100644
--- a/source4/lib/replace/libreplace.m4
+++ b/source4/lib/replace/libreplace.m4
@@ -24,12 +24,6 @@ AC_PROG_CC_C99
AC_C_INLINE
AC_PROG_INSTALL
-AH_VERBATIM([_XOPEN_SOURCE],
-[/* Enable XOPEN on systems that have them. */
-#ifndef _XOPEN_SOURCE
-# define _XOPEN_SOURCE 500
-#endif])
-
AH_VERBATIM([_XOPEN_SOURCE_EXTENDED],
[/* Enable XOPEN extensions on systems that have them. */
#ifndef _XOPEN_SOURCE_EXTENDED