1.1 --- a/lemon/lp_skeleton.h	Tue Apr 08 15:16:16 2008 +0000
     1.2 +++ b/lemon/lp_skeleton.h	Tue Apr 08 16:01:28 2008 +0000
     1.3 @@ -32,9 +32,9 @@
     1.4    protected:
     1.5  
     1.6      ///\e
     1.7 -    virtual LpSolverBase &_newLp();
     1.8 +    virtual LpSolverBase* _newLp();
     1.9      ///\e
    1.10 -    virtual LpSolverBase &_copyLp();
    1.11 +    virtual LpSolverBase* _copyLp();
    1.12      /// \e
    1.13      virtual int _addCol();
    1.14      /// \e