--- old/src/share/vm/gc_implementation/shared/gcStats.hpp	2010-11-16 18:13:10.000000000 +0100
+++ new/src/share/vm/gc_implementation/shared/gcStats.hpp	2010-11-16 18:13:10.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 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_GC_IMPLEMENTATION_SHARED_GCSTATS_HPP
+#define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCSTATS_HPP
+
+#include "gc_implementation/shared/gcUtil.hpp"
+
 class GCStats : public CHeapObj {
  protected:
   // Avg amount promoted; used for avoiding promotion undo
@@ -61,3 +66,5 @@
     return CMSGCStatsKind;
   }
 };
+
+#endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCSTATS_HPP