freopen: Don't crash if the filename argument is NULL.

[gnulib.git] / m4 / sha512.m4

diff --git a/m4/sha512.m4 b/m4/sha512.m4
index 902ef01..cd6a0bf 100644 (file)
--- a/m4/sha512.m4
+++ b/m4/sha512.m4
@@ -1,4 +1,4 @@
-# sha512.m4 serial 5
+# sha512.m4 serial 6
 dnl Copyright (C) 2005-2006, 2008-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -6,8 +6,6 @@ dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gl_SHA512],
 [
-  AC_LIBOBJ([sha512])
-
   dnl Prerequisites of lib/sha512.c.
   AC_REQUIRE([gl_BIGENDIAN])
   AC_REQUIRE([AC_C_INLINE])