1.1 --- a/src/lemon/concept/path.h	Thu Mar 31 13:29:05 2005 +0000
     1.2 +++ b/src/lemon/concept/path.h	Thu Mar 31 13:30:27 2005 +0000
     1.3 @@ -57,7 +57,7 @@
     1.4        Path(const Graph &_G) {}
     1.5  
     1.6        /// Length of the path.
     1.7 -      size_t length() const {return 0;}
     1.8 +      int length() const {return 0;}
     1.9        /// Returns whether the path is empty.
    1.10        bool empty() const { return true;}
    1.11