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-rw-r--r--gl/m4/glibc21.m414
1 files changed, 9 insertions, 5 deletions
diff --git a/gl/m4/glibc21.m4 b/gl/m4/glibc21.m4
index 68ada9d4..613fb2a4 100644
--- a/gl/m4/glibc21.m4
+++ b/gl/m4/glibc21.m4
@@ -1,17 +1,18 @@
-# glibc21.m4 serial 4
-dnl Copyright (C) 2000-2002, 2004, 2008-2010 Free Software Foundation, Inc.
+# glibc21.m4 serial 5
+dnl Copyright (C) 2000-2002, 2004, 2008, 2010-2013 Free Software Foundation,
+dnl Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
-# Test for the GNU C Library, version 2.1 or newer.
+# Test for the GNU C Library, version 2.1 or newer, or uClibc.
# From Bruno Haible.
AC_DEFUN([gl_GLIBC21],
[
- AC_CACHE_CHECK([whether we are using the GNU C Library 2.1 or newer],
+ AC_CACHE_CHECK([whether we are using the GNU C Library >= 2.1 or uClibc],
[ac_cv_gnu_library_2_1],
- [AC_EGREP_CPP([Lucky GNU user],
+ [AC_EGREP_CPP([Lucky],
[
#include <features.h>
#ifdef __GNU_LIBRARY__
@@ -19,6 +20,9 @@ AC_DEFUN([gl_GLIBC21],
Lucky GNU user
#endif
#endif
+#ifdef __UCLIBC__
+ Lucky user
+#endif
],
[ac_cv_gnu_library_2_1=yes],
[ac_cv_gnu_library_2_1=no])