--- old/src/cpu/zero/vm/frame_zero.inline.hpp	2010-11-16 18:04:09.000000000 +0100
+++ new/src/cpu/zero/vm/frame_zero.inline.hpp	2010-11-16 18:04:09.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
  * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -23,6 +23,9 @@
  *
  */
 
+#ifndef CPU_ZERO_VM_FRAME_ZERO_INLINE_HPP
+#define CPU_ZERO_VM_FRAME_ZERO_INLINE_HPP
+
 // Constructors
 
 inline frame::frame() {
@@ -149,3 +152,5 @@
   else
     return (intptr_t *) -1;
 }
+
+#endif // CPU_ZERO_VM_FRAME_ZERO_INLINE_HPP