Index: obj_poly.h
===================================================================
--- obj_poly.h	(revision 14755)
+++ obj_poly.h	(revision 14756)
@@ -77,7 +77,8 @@
 void pcb_poly_move(pcb_poly_t *Polygon, pcb_coord_t DX, pcb_coord_t DY);
 pcb_poly_t *pcb_poly_copy(pcb_poly_t *Dest, pcb_poly_t *Src, pcb_coord_t dx, pcb_coord_t dy);
 
-/* hash */
+/* hash and eq */
+int pcb_poly_eq(const pcb_host_trans_t *tr1, const pcb_poly_t *p1, const pcb_host_trans_t *tr2, const pcb_poly_t *p2);
 unsigned int pcb_poly_hash(const pcb_host_trans_t *tr, const pcb_poly_t *p);
 
 /* Add objects without creating them or making any "sanity modifications" to them */