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dnl $Id: aclocal.m4,v 1.2 2006/03/01 16:44:28 joerg Exp $
dnl From heimdal sources
dnl Id: c-attribute.m4,v 1.5 2004/08/26 12:35:41 joda Exp
dnl
dnl
dnl Test for __attribute__
dnl
AC_DEFUN([AC_C___ATTRIBUTE__], [
AC_MSG_CHECKING(for __attribute__)
AC_CACHE_VAL(ac_cv___attribute__, [
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
static void foo(void) __attribute__ ((noreturn));
static void
foo(void)
{
exit(1);
}
]])],
[ac_cv___attribute__=yes],
[ac_cv___attribute__=no])])
if test "$ac_cv___attribute__" = "yes"; then
AC_DEFINE(HAVE___ATTRIBUTE__, 1, [define if your compiler has __attribute__])
fi
AC_MSG_RESULT($ac_cv___attribute__)
])
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