1 # Replacements for autoconf 2.59 and older
2 # Please make official source tarballs with recent autoconf only.
3 # Copyright (C) 2006 RĂ©mi Denis-Courmont.
4 # Distribution and usage of this file, verbatim or modified, is permitted
7 AC_DEFUN([AC_PROG_CC_C99],
8 [ AC_REQUIRE([AC_PROG_CC])dnl
12 AC_DEFUN([AC_PROG_OBJC], [
13 AC_MSG_CHECKING(for an Objective-C compiler)
16 OBJCFLAGS="${CXXFLAGS} -fgnu-runtime -fconstant-string-class=NSConstantString"
21 AC_DEFUN([AC_USE_SYSTEM_EXTENSIONS],
22 [ AC_DEFINE([_GNU_SOURCE], [ ], [Enable lots of stuff with glibc.])