-struct Player {
- struct yx_uint16 pos; };
-
-struct Monster {
- struct Monster * next;
- char name;
- struct yx_uint16 pos; };
-
-uint16_t rrand(char, uint32_t);
-struct Map init_map ();
-void save_game(struct World *);
-void record_action (char);
-struct yx_uint16 mv_yx_in_dir (char, struct yx_uint16);
-void next_turn (struct World *);
-void update_log (struct World *, char *);
-void move_player (struct World *, char);
-char is_passable (struct Map *, uint16_t, uint16_t);
-void player_wait(struct World *);
-void toggle_window (struct WinMeta *, struct Win *);
-void scroll_pad (struct WinMeta *, char);
-void growshrink_active_window (struct WinMeta *, char);
-void map_scroll (struct Map *, char);
-unsigned char meta_keys(int, struct World *, struct WinMeta *, struct Win *, struct Win *, struct Win *, struct Win *);
+extern uint16_t rrand(char, uint32_t);
+extern void update_log (struct World *, char *);
+
+extern struct Map init_map ();
+extern void map_scroll (struct Map *, char, struct yx_uint16);
+extern void map_center_player (struct Map *, struct Player *, struct yx_uint16);
+
+extern void turn_over (struct World *, char);
+extern void save_game(struct World *);
+
+extern void toggle_window (struct WinMeta *, struct Win *);
+extern void scroll_pad (struct WinMeta *, char);
+extern void growshrink_active_window (struct WinMeta *, char);
+
+extern unsigned char meta_keys(int, struct World *, struct WinMeta *, struct Win *, struct Win *, struct Win *, struct Win *);