#include "system/angband.h"
struct dun_data_type;
-typedef struct dt_type dt_type;
+struct dt_type;
struct player_type;
bool build_tunnel(player_type *player_ptr, dun_data_type *dd_ptr, dt_type *dt_ptr, POSITION row1, POSITION col1, POSITION row2, POSITION col2);
bool build_tunnel2(player_type *player_ptr, dun_data_type *dd_ptr, POSITION x1, POSITION y1, POSITION x2, POSITION y2, int type, int cutoff);
struct dungeon_type;
struct dun_data_type;
-typedef struct dt_type dt_type;
+struct dt_type;
struct player_type;
void gen_caverns_and_lakes(player_type *owner_ptr, dungeon_type *dungeon_ptr, dun_data_type *dd_ptr);
bool has_river_flag(dungeon_type *dungeon_ptr);