From Martins Innus, "Here is a fix to add requestWarpPointer for OS X. It seems to work for me, I just took what osgProducer had. These are updated files to 2.7.3"

include/osgViewer/api/Carbon/GraphicsWindowCarbon

@@ -92,6 +92,9 @@ class GraphicsWindowCarbon : public osgViewer::GraphicsWindow
         /** Set Window decoration.*/
         virtual bool setWindowDecorationImplementation(bool flag);
 
+        // Override from GUIActionAdapter
+        virtual void requestWarpPointer( float x, float y);
+
         /** Get focus.*/
         virtual void grabFocus();