16 typedef struct trans
{
19 struct trans
*next_rel
;
29 typedef enum { LEFT
, UP
, RIGHT
, DOWN
} direction
;
31 state
*encode_screen(sokoban_screen
*screen
);
33 rels
*encode_rel(sokoban_screen
*screen
);
35 int test_trans(state
*s
, trans_t
*t
);