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-rw-r--r--m4/glibc2.m421
1 files changed, 11 insertions, 10 deletions
diff --git a/m4/glibc2.m4 b/m4/glibc2.m4
index e8f5bfe6..71dd8a12 100644
--- a/m4/glibc2.m4
+++ b/m4/glibc2.m4
@@ -1,5 +1,6 @@
1# glibc2.m4 serial 1 1# glibc2.m4 serial 3
2dnl Copyright (C) 2000-2002, 2004 Free Software Foundation, Inc. 2dnl Copyright (C) 2000-2002, 2004, 2008, 2010-2014 Free Software Foundation,
3dnl Inc.
3dnl This file is free software; the Free Software Foundation 4dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it, 5dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved. 6dnl with or without modifications, as long as this notice is preserved.
@@ -9,22 +10,22 @@ dnl with or without modifications, as long as this notice is preserved.
9 10
10AC_DEFUN([gt_GLIBC2], 11AC_DEFUN([gt_GLIBC2],
11 [ 12 [
12 AC_CACHE_CHECK(whether we are using the GNU C Library 2 or newer, 13 AC_CACHE_CHECK([whether we are using the GNU C Library 2 or newer],
13 ac_cv_gnu_library_2, 14 [ac_cv_gnu_library_2],
14 [AC_EGREP_CPP([Lucky GNU user], 15 [AC_EGREP_CPP([Lucky GNU user],
15 [ 16 [
16#include <features.h> 17#include <features.h>
17#ifdef __GNU_LIBRARY__ 18#ifdef __GNU_LIBRARY__
18 #if (__GLIBC__ >= 2) 19 #if (__GLIBC__ >= 2) && !defined __UCLIBC__
19 Lucky GNU user 20 Lucky GNU user
20 #endif 21 #endif
21#endif 22#endif
22 ], 23 ],
23 ac_cv_gnu_library_2=yes, 24 [ac_cv_gnu_library_2=yes],
24 ac_cv_gnu_library_2=no) 25 [ac_cv_gnu_library_2=no])
25 ] 26 ]
26 ) 27 )
27 AC_SUBST(GLIBC2) 28 AC_SUBST([GLIBC2])
28 GLIBC2="$ac_cv_gnu_library_2" 29 GLIBC2="$ac_cv_gnu_library_2"
29 ] 30 ]
30) 31)