--- old/src/os/solaris/vm/os_share_solaris.hpp	2010-11-16 18:05:32.000000000 +0100
+++ new/src/os/solaris/vm/os_share_solaris.hpp	2010-11-16 18:05:32.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 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_VM_OS_SHARE_SOLARIS_HPP
+#define OS_SOLARIS_VM_OS_SHARE_SOLARIS_HPP
+
 // Defines the interfaces to Solaris operating systems that vary across platforms
 
 
@@ -65,3 +68,5 @@
 #endif
 
 #define PROCFILE_LENGTH 128
+
+#endif // OS_SOLARIS_VM_OS_SHARE_SOLARIS_HPP