--- old/src/os/solaris/dtrace/libjvm_db.h	2010-11-16 18:05:15.000000000 +0100
+++ new/src/os/solaris/dtrace/libjvm_db.h	2010-11-16 18:05:15.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2004, 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 +22,9 @@
  *
  */
 
+#ifndef OS_SOLARIS_DTRACE_LIBJVM_DB_H
+#define OS_SOLARIS_DTRACE_LIBJVM_DB_H
+
 #include <proc_service.h>
 
 #ifdef __cplusplus
@@ -61,3 +64,5 @@
 #ifdef __cplusplus
 } /* extern "C" */
 #endif /* __cplusplus */
+
+#endif // OS_SOLARIS_DTRACE_LIBJVM_DB_H