Index: obj_pinvia_therm.c
===================================================================
--- obj_pinvia_therm.c	(revision 4765)
+++ obj_pinvia_therm.c	(revision 4766)
@@ -355,7 +355,7 @@
  */
 POLYAREA *ThermPoly(pcb_board_t *p, PinTypePtr pin, pcb_cardinal_t laynum)
 {
-	ArcType a;
+	pcb_arc_t a;
 	POLYAREA *pa, *arc;
 	pcb_cardinal_t style = GET_THERM(laynum, pin);