extern char* get_input(void);
extern bool silent_yes(void);
extern bool yes(const char*, const char*, const char*);
-extern int get_motion_vocab_id(const char*);
-extern int get_object_vocab_id(const char*);
-extern int get_action_vocab_id(const char*);
-extern int get_special_vocab_id(const char*);
extern void get_vocab_metadata(const char*, long*, enum wordtype*);
extern void juggle(obj_t);
extern void move(obj_t, loc_t);