Index: obj_pstk.h
===================================================================
--- obj_pstk.h	(revision 30046)
+++ obj_pstk.h	(revision 30047)
@@ -200,7 +200,7 @@
 /* grow (or shrink) a prototype to or by val - change the proto in place */
 void pcb_pstk_proto_grow(pcb_pstk_proto_t *proto, pcb_bool is_absolute, pcb_coord_t val);
 void pcb_pstk_shape_grow(pcb_pstk_shape_t *shp, pcb_bool is_absolute, pcb_coord_t val);
-void pcb_pstk_shape_clr_grow(pcb_pstk_shape_t *shp, pcb_bool is_absolute, pcb_coord_t val);
+void pcb_pstk_shape_clr_grow(pcb_pstk_shape_t *shp, pcb_bool is_absolute, pcb_coord_t val, int undoable);
 void pcb_pstk_shape_scale(pcb_pstk_shape_t *shp, double sx, double sy);
 
 /* Derive (copy and bloat) the shape at dst_idx from src_idx; set the mask and comb