-extern void xyrelrange(struct natstr *np, struct range *src,
- struct range *dst);
-extern void xyabsrange(struct natstr *np, struct range *src,
- struct range *dst);
+extern void xyrelrange(struct natstr *, struct range *, struct range *);
+extern void xyabsrange(struct natstr *, struct range *, struct range *);
+extern void xydist_range(coord, coord, int, struct range *);
+extern void xysize_range(struct range *);