X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=m4%2Fprintf-frexp.m4;h=83ff9ce71573c3bd841bb564f8f8eb2107b4b4a7;hb=a34348c397c19cfb1526fab594f720c7011bc790;hp=009ee261f64ca3ea3d9a7f45677006c1fb4020bd;hpb=ac01a4aaec3f7b63a8110268615b9b7f4e9f41f4;p=gnulib.git

diff --git a/m4/printf-frexp.m4 b/m4/printf-frexp.m4
index 009ee261f..83ff9ce71 100644
--- a/m4/printf-frexp.m4
+++ b/m4/printf-frexp.m4
@@ -1,5 +1,5 @@
-# printf-frexp.m4 serial 4
-dnl Copyright (C) 2007, 2009-2010 Free Software Foundation, Inc.
+# printf-frexp.m4 serial 5
+dnl Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -22,10 +22,12 @@ AC_DEFUN([gl_FUNC_PRINTF_FREXP],
   AC_CACHE_CHECK([whether ldexp can be used without linking with libm],
     [gl_cv_func_ldexp_no_libm],
     [
-      AC_TRY_LINK([#include <math.h>
-                   double x;
-                   int y;],
-                  [return ldexp (x, y) < 1;],
+      AC_LINK_IFELSE(
+        [AC_LANG_PROGRAM(
+           [[#include <math.h>
+             double x;
+             int y;]],
+           [[return ldexp (x, y) < 1;]])],
         [gl_cv_func_ldexp_no_libm=yes],
         [gl_cv_func_ldexp_no_libm=no])
     ])