1 |
# =========================================================================== |
# =========================================================================== |
2 |
# http://www.gnu.org/software/autoconf-archive/ax_check_compile_flag.html |
# https://www.gnu.org/software/autoconf-archive/ax_check_compile_flag.html |
3 |
# =========================================================================== |
# =========================================================================== |
4 |
# |
# |
5 |
# SYNOPSIS |
# SYNOPSIS |
29 |
# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de> |
# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de> |
30 |
# Copyright (c) 2011 Maarten Bosmans <mkbosmans@gmail.com> |
# Copyright (c) 2011 Maarten Bosmans <mkbosmans@gmail.com> |
31 |
# |
# |
32 |
# This program is free software: you can redistribute it and/or modify it |
# Copying and distribution of this file, with or without modification, are |
33 |
# under the terms of the GNU General Public License as published by the |
# permitted in any medium without royalty provided the copyright notice |
34 |
# Free Software Foundation, either version 3 of the License, or (at your |
# and this notice are preserved. This file is offered as-is, without any |
35 |
# option) any later version. |
# warranty. |
|
# |
|
|
# This program is distributed in the hope that it will be useful, but |
|
|
# WITHOUT ANY WARRANTY; without even the implied warranty of |
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
|
|
# Public License for more details. |
|
|
# |
|
|
# You should have received a copy of the GNU General Public License along |
|
|
# with this program. If not, see <http://www.gnu.org/licenses/>. |
|
|
# |
|
|
# As a special exception, the respective Autoconf Macro's copyright owner |
|
|
# gives unlimited permission to copy, distribute and modify the configure |
|
|
# scripts that are the output of Autoconf when processing the Macro. You |
|
|
# need not follow the terms of the GNU General Public License when using |
|
|
# or distributing such scripts, even though portions of the text of the |
|
|
# Macro appear in them. The GNU General Public License (GPL) does govern |
|
|
# all other use of the material that constitutes the Autoconf Macro. |
|
|
# |
|
|
# This special exception to the GPL applies to versions of the Autoconf |
|
|
# Macro released by the Autoconf Archive. When you make and distribute a |
|
|
# modified version of the Autoconf Macro, you may extend this special |
|
|
# exception to the GPL to apply to your modified version as well. |
|
36 |
|
|
37 |
#serial 4 |
#serial 6 |
38 |
|
|
39 |
AC_DEFUN([AX_CHECK_COMPILE_FLAG], |
AC_DEFUN([AX_CHECK_COMPILE_FLAG], |
40 |
[AC_PREREQ(2.64)dnl for _AC_LANG_PREFIX and AS_VAR_IF |
[AC_PREREQ(2.64)dnl for _AC_LANG_PREFIX and AS_VAR_IF |