1.1 --- a/src/lemon/undir_graph_extender.h	Wed Nov 10 20:14:32 2004 +0000
     1.2 +++ b/src/lemon/undir_graph_extender.h	Wed Nov 10 21:42:28 2004 +0000
     1.3 @@ -35,7 +35,7 @@
     1.4      typedef typename Parent::Node Node;
     1.5  
     1.6      class Edge : public UndirEdge {
     1.7 -      friend class Graph;
     1.8 +      friend class UndirGraphExtender;
     1.9  
    1.10      protected:
    1.11        // FIXME: Marci use opposite logic in his graph wrappers. It would