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authorPaul Eggert <eggert@cs.ucla.edu>2017-08-08 11:07:06 -0700
committerPaul Eggert <eggert@cs.ucla.edu>2017-08-08 11:07:29 -0700
commitf88e6fc61ef9e6356f1a75ceebb6ae5dd383fcb1 (patch)
treebd37048a79d0afc81e48eadd22b4c5e87ed43429 /m4
parentaae6a4227b4727f6c89394c9745eeeeeb37c3ad5 (diff)
downloadgnulib-f88e6fc61ef9e6356f1a75ceebb6ae5dd383fcb1.tar.gz
extensions: add _OPENBSD_SOURCE
* m4/extensions.m4 (AC_USE_SYSTEM_EXTENSIONS): Define _OPENBSD_SOURCE.
Diffstat (limited to 'm4')
-rw-r--r--m4/extensions.m47
1 files changed, 6 insertions, 1 deletions
diff --git a/m4/extensions.m4 b/m4/extensions.m4
index c60f537db1..0c16bb832f 100644
--- a/m4/extensions.m4
+++ b/m4/extensions.m4
@@ -1,4 +1,4 @@
-# serial 15 -*- Autoconf -*-
+# serial 16 -*- Autoconf -*-
# Enable extensions on systems that normally disable them.
# Copyright (C) 2003, 2006-2017 Free Software Foundation, Inc.
@@ -68,6 +68,10 @@ dnl configure.ac when using autoheader 2.62.
#ifndef _GNU_SOURCE
# undef _GNU_SOURCE
#endif
+/* Enable OpenBSD extensions on NetBSD. */
+#ifndef _OPENBSD_SOURCE
+# undef _OPENBSD_SOURCE
+#endif
/* Enable threading extensions on Solaris. */
#ifndef _POSIX_PTHREAD_SEMANTICS
# undef _POSIX_PTHREAD_SEMANTICS
@@ -128,6 +132,7 @@ dnl configure.ac when using autoheader 2.62.
AC_DEFINE([_ALL_SOURCE])
AC_DEFINE([_DARWIN_C_SOURCE])
AC_DEFINE([_GNU_SOURCE])
+ AC_DEFINE([_OPENBSD_SOURCE])
AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
AC_DEFINE([__STDC_WANT_IEC_60559_ATTRIBS_EXT__])
AC_DEFINE([__STDC_WANT_IEC_60559_BFP_EXT__])