Index: obj_arc_draw.h
===================================================================
--- obj_arc_draw.h	(revision 4756)
+++ obj_arc_draw.h	(revision 4757)
@@ -32,6 +32,6 @@
 #endif
 
 void _draw_arc(ArcType * arc);
-void draw_arc(LayerType * layer, ArcType * arc);
+void draw_arc(pcb_layer_t * layer, ArcType * arc);
 void EraseArc(ArcTypePtr Arc);
-void DrawArc(LayerTypePtr Layer, ArcTypePtr Arc);
+void DrawArc(pcb_layer_t *Layer, ArcTypePtr Arc);