GO_MOVE,
GO_TOP,
GO_CLEAROBJ,
+ GO_CHECKHINT,
GO_WORD2,
GO_UNKNOWN,
GO_DWARFWAKE,
extern int resume(void);
extern int restore(FILE *);
extern long initialise(void);
-extern int action(command_t command);
+extern int action(command_t);
extern void state_change(obj_t, int);
-
+extern bool is_valid(struct game_t);
void bug(enum bugtype, const char *) __attribute__((__noreturn__));