1 files changed, 1 insertions, 1 deletions
diff --git a/include/Handle.h b/include/Handle.h
index 998c126..25b22a7 100644
--- a/include/Handle.h
+++ b/include/Handle.h
@@ -29,7 +29,7 @@ class Handle : public Base {
     void close() throw (GeneralException);
     int GetHandle();
     virtual bool CanWatch() const;
-    virtual void Dup(const Handle &);
+    virtual int Dup() const;
     virtual void SetZ(int = 9) throw (GeneralException);
   protected:
       Handle(int h);