32 lines
830 B
Plaintext
32 lines
830 B
Plaintext
# glibc2.m4 serial 3
|
|
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 2.0 or newer.
|
|
# From Bruno Haible.
|
|
|
|
AC_DEFUN([gt_GLIBC2],
|
|
[
|
|
AC_CACHE_CHECK([whether we are using the GNU C Library 2 or newer],
|
|
[ac_cv_gnu_library_2],
|
|
[AC_EGREP_CPP([Lucky GNU user],
|
|
[
|
|
#include <features.h>
|
|
#ifdef __GNU_LIBRARY__
|
|
#if (__GLIBC__ >= 2) && !defined __UCLIBC__
|
|
Lucky GNU user
|
|
#endif
|
|
#endif
|
|
],
|
|
[ac_cv_gnu_library_2=yes],
|
|
[ac_cv_gnu_library_2=no])
|
|
]
|
|
)
|
|
AC_SUBST([GLIBC2])
|
|
GLIBC2="$ac_cv_gnu_library_2"
|
|
]
|
|
)
|