-extern void border(struct range *, s_char *, s_char *);
-
-#define MAP_SHIP bit(0)
-#define MAP_LAND bit(1)
-#define MAP_PLANE bit(2)
-#define MAP_HIGH bit(3)
-#define MAP_ALL MAP_SHIP | MAP_LAND | MAP_PLANE
+extern void blankfill(char *, struct range *, int);
+extern void border(struct range *, char *, char *);
+/* src/lib/subs/maps.c */
+extern int do_map(int bmap, int unit_type, char *arg1, char *arg2);
+extern int display_region_map(int, int, coord, coord, char *, char *);
+extern int nav_map(int, int, int);
+extern int bmaps_intersect(natid, natid);
+extern int share_bmap(natid, natid, struct nstr_sect *, char, char *);