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trader/m4/glibc21.m4
John Zaitseff 33a976d59a Add all auto-generated files
Auto-generated files have been created by running ./build-aux/bootstrap
with Gnulib as at commit 98ca2c063cfe019b673fd0ce81448c919e9c989c (with a
date stamp of Thu May 22 17:49:33 2014 +0100), Autoconf 2.69, Automake
1.14.1 and Gettext 0.18.3.
2014-05-24 08:14:33 +10:00

35 lines
907 B
Plaintext

# glibc21.m4 serial 5
dnl Copyright (C) 2000-2002, 2004, 2008, 2010-2014 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, or uClibc.
# From Bruno Haible.
AC_DEFUN([gl_GLIBC21],
[
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],
[
#include <features.h>
#ifdef __GNU_LIBRARY__
#if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2)
Lucky GNU user
#endif
#endif
#ifdef __UCLIBC__
Lucky user
#endif
],
[ac_cv_gnu_library_2_1=yes],
[ac_cv_gnu_library_2_1=no])
]
)
AC_SUBST([GLIBC21])
GLIBC21="$ac_cv_gnu_library_2_1"
]
)