$NetBSD: patch-ac,v 1.1 2007/12/01 13:55:12 rillig Exp $

Friend declarations are not class definitions.

--- common/mdpObject.h.orig	2002-01-07 19:18:57.000000000 +0000
+++ common/mdpObject.h	2007-12-01 13:42:33.000000000 +0000
@@ -419,6 +419,11 @@ enum MdpNackingMode 
     MDP_NACKING_NORMAL
 };
 
+class MdpSession;
+class MdpServerNode;
+class MdpObjectList;
+class MdpObjectListIterator;
+
 class MdpObject 
 #ifdef USE_INHERITANCE
     : public ProtocolTimerOwner