1.1 --- a/lemon/euler.h	Wed Feb 22 12:45:59 2006 +0000
     1.2 +++ b/lemon/euler.h	Wed Feb 22 18:26:56 2006 +0000
     1.3 @@ -233,7 +233,7 @@
     1.4  #ifdef DOXYGEN
     1.5    bool
     1.6  #else
     1.7 -  typename enable_if<typename Graph::UTag,bool>::type
     1.8 +  typename enable_if<UndirectedTagIndicator<Graph>,bool>::type
     1.9    euler(const Graph &g) 
    1.10    {
    1.11      for(typename Graph::NodeIt n(g);n!=INVALID;++n)
    1.12 @@ -241,7 +241,7 @@
    1.13      return connected(g);
    1.14    }
    1.15    template<class Graph>
    1.16 -  typename disable_if<typename Graph::UTag,bool>::type
    1.17 +  typename disable_if<UndirectedTagIndicator<Graph>,bool>::type
    1.18  #endif
    1.19    euler(const Graph &g) 
    1.20    {