Index: hid_draw_helpers.c
===================================================================
--- hid_draw_helpers.c	(.../hid_draw_helpers.c)	(revision 25349)
+++ hid_draw_helpers.c	(.../obj_poly_draw_helper.c)	(revision 25350)
@@ -176,7 +176,7 @@
 
 #undef BOUNDS_INSIDE_CLIP_THRESHOLD
 
-void pcb_dhlp_fill_pcb_polygon(pcb_hid_gc_t gc, pcb_poly_t * poly, const pcb_box_t * clip_box)
+static void pcb_dhlp_fill_pcb_polygon(pcb_hid_gc_t gc, pcb_poly_t * poly, const pcb_box_t * clip_box)
 {
 	if (!poly->NoHolesValid) {
 		/* If enough of the polygon is on-screen, compute the entire
@@ -216,7 +216,7 @@
 	return 0;
 }
 
-void pcb_dhlp_thindraw_pcb_polygon(pcb_hid_gc_t gc, pcb_poly_t * poly, const pcb_box_t * clip_box)
+static void pcb_dhlp_thindraw_pcb_polygon(pcb_hid_gc_t gc, pcb_poly_t * poly, const pcb_box_t * clip_box)
 {
 	thindraw_contour(gc, poly->Clipped->contours);
 	pcb_poly_holes(poly, clip_box, thindraw_hole_cb, gc);