--- old/src/share/vm/runtime/timer.hpp	2010-10-28 14:02:26.000000000 +0200
+++ new/src/share/vm/runtime/timer.hpp	2010-10-28 14:02:26.000000000 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -22,6 +22,11 @@
  *
  */
 
+#ifndef SHARE_VM_RUNTIME_TIMER_HPP
+#define SHARE_VM_RUNTIME_TIMER_HPP
+
+#include "utilities/globalDefinitions.hpp"
+
 // Timers for simple measurement.
 
 class elapsedTimer VALUE_OBJ_CLASS_SPEC {
@@ -119,3 +124,5 @@
                outputStream *logfile = NULL);
   ~TraceCPUTime();
 };
+
+#endif // SHARE_VM_RUNTIME_TIMER_HPP