--- old/src/cpu/zero/vm/bytecodeInterpreter_zero.hpp	2010-11-16 18:03:52.000000000 +0100
+++ new/src/cpu/zero/vm/bytecodeInterpreter_zero.hpp	2010-11-16 18:03:52.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
  * Copyright 2007, 2008 Red Hat, Inc.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -23,6 +23,9 @@
  *
  */
 
+#ifndef CPU_ZERO_VM_BYTECODEINTERPRETER_ZERO_HPP
+#define CPU_ZERO_VM_BYTECODEINTERPRETER_ZERO_HPP
+
 // Platform specific for C++ based Interpreter
 
 #if defined(PPC) || defined(SPARC) || defined(IA64)
@@ -146,3 +149,5 @@
                                                   ((VMJavaVal64*)(addr))->d)
 #define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \
                                                 ((VMJavaVal64*)(addr))->l)
+
+#endif // CPU_ZERO_VM_BYTECODEINTERPRETER_ZERO_HPP