+++ /dev/null
-dnl @synopsis MN_C99_FUNC_LRINTF
-dnl
-dnl Check whether C99's lrintf function is available.
-dnl @version 1.3 Feb 12 2002
-dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
-dnl
-dnl Permission to use, copy, modify, distribute, and sell this file for any
-dnl purpose is hereby granted without fee, provided that the above copyright
-dnl and this permission notice appear in all copies. No representations are
-dnl made about the suitability of this software for any purpose. It is
-dnl provided "as is" without express or implied warranty.
-dnl
-AC_DEFUN([MN_C99_FUNC_LRINTF],
-[AC_CACHE_CHECK(for lrintf,
- ac_cv_c99_lrintf,
-[
-lrintf_save_CFLAGS=$CFLAGS
-CFLAGS="-lm"
-AC_TRY_LINK([
-#define _ISOC9X_SOURCE 1
-#define _ISOC99_SOURCE 1
-#define __USE_ISOC99 1
-#define __USE_ISOC9X 1
-
-#include <math.h>
-], if (!lrintf(3.14159)) lrintf(2.7183);, ac_cv_c99_lrintf=yes, ac_cv_c99_lrintf=no)
-
-CFLAGS=$lrintf_save_CFLAGS
-
-])
-
-if test "$ac_cv_c99_lrintf" = yes; then
- AC_DEFINE(HAVE_LRINTF, 1,
- [Define if you have C99's lrintf function.])
-fi
-])# MN_C99_FUNC_LRINTF
-