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-rw-r--r--m4/lrint.m427
1 files changed, 0 insertions, 27 deletions
diff --git a/m4/lrint.m4 b/m4/lrint.m4
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--- a/m4/lrint.m4
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-dnl @synopsis AC_C99_FUNC_LRINT
-dnl
-dnl Check whether C99's lrint function is available.
-dnl @version 1.1
-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([AC_C99_FUNC_LRINT],
-[AC_CACHE_CHECK(for lrint,
- ac_cv_c99_lrint,
-[AC_TRY_COMPILE([
-#define _ISOC9X_SOURCE 1
-#define _ISOC99_SOURCE 1
-#define __USE_ISOC99 1
-#define __USE_ISOC9X 1
-#include <math.h>],
-[ int value = lrint (0.432) ; ], ac_cv_c99_lrint=yes, ac_cv_c99_lrint=no)])
-if test $ac_cv_c99_lrint = yes; then
- AC_DEFINE(HAVE_LRINT, 1,
- [Define if you have C99's lrint function.])
-fi
-])# AC_C99_LRINT