X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fstdlib_h.m4;h=b295f16b2797a03bdd21abd9dbd0d25fc57c0ffa;hb=68dfc9591e97db34b5ba693da028ff1f356a12b7;hp=582db13dffa0080a12b651d532b4ed8a2280aec7;hpb=8befbb3253074fe7676b8bf5c40abe9d808f0931;p=gnulib.git

diff --git a/m4/stdlib_h.m4 b/m4/stdlib_h.m4
index 582db13df..b295f16b2 100644
--- a/m4/stdlib_h.m4
+++ b/m4/stdlib_h.m4
@@ -1,5 +1,5 @@
-# stdlib_h.m4 serial 13
-dnl Copyright (C) 2007, 2008 Free Software Foundation, Inc.
+# stdlib_h.m4 serial 15
+dnl Copyright (C) 2007-2009 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.
@@ -8,9 +8,20 @@ AC_DEFUN([gl_STDLIB_H],
 [
   AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
   gl_CHECK_NEXT_HEADERS([stdlib.h])
+  AC_CHECK_HEADERS([random.h], [], [], [AC_INCLUDES_DEFAULT])
+  if test $ac_cv_header_random_h = yes; then
+    HAVE_RANDOM_H=1
+  else
+    HAVE_RANDOM_H=0
+  fi
+  AC_SUBST([HAVE_RANDOM_H])
   AC_CHECK_TYPES([struct random_data],
     [], [HAVE_STRUCT_RANDOM_DATA=0],
-    [[#include <stdlib.h>]])
+    [[#include <stdlib.h>
+      #if HAVE_RANDOM_H
+      # include <random.h>
+      #endif
+    ]])
 ])
 
 AC_DEFUN([gl_STDLIB_MODULE_INDICATOR],