Index: /trunk/src/VBox/NetworkServices/NetLib/cpp/utils.h
===================================================================
--- /trunk/src/VBox/NetworkServices/NetLib/cpp/utils.h	(revision 49820)
+++ /trunk/src/VBox/NetworkServices/NetLib/cpp/utils.h	(revision 49820)
@@ -0,0 +1,26 @@
+/* $Id$ */
+/** @file
+ * NetLib/cpp/utils.h
+ */
+
+/*
+ * Copyright (C) 2013 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ */
+
+#ifndef _NETLIB_CPP_UTILS_H_
+# define _NETLIB_CPP_UTILS_H_
+
+static bool operator <(const RTNETADDRIPV4& a, const RTNETADDRIPV4& b)
+{
+    return (RT_N2H_U32(a.u) < RT_N2H_U32(b.u));
+}
+
+#endif