Index: undo.h
===================================================================
--- undo.h	(revision 4756)
+++ undo.h	(revision 4757)
@@ -45,8 +45,8 @@
 void MoveObjectToRemoveUndoList(int, void *, void *, void *);
 void AddObjectToRemovePointUndoList(int, void *, void *, pcb_cardinal_t);
 void AddObjectToInsertPointUndoList(int, void *, void *, void *);
-void AddObjectToRemoveContourUndoList(int, LayerType *, PolygonType *);
-void AddObjectToInsertContourUndoList(int, LayerType *, PolygonType *);
+void AddObjectToRemoveContourUndoList(int, pcb_layer_t *, PolygonType *);
+void AddObjectToInsertContourUndoList(int, pcb_layer_t *, PolygonType *);
 void AddObjectToMoveUndoList(int, void *, void *, void *, Coord, Coord);
 void AddObjectToChangeNameUndoList(int, void *, void *, void *, char *);
 void AddObjectToChangePinnumUndoList(int, void *, void *, void *, char *);