extern bool GETIN(FILE *,token_t*,token_t*,token_t*,token_t*);
extern void echo_input(FILE*, char*, char*);
extern char* get_input(void);
-extern bool YES(vocab_t, vocab_t, vocab_t);
+extern bool YES(const char*, const char*, const char*);
extern long GETTXT(bool,bool,bool);
extern token_t MAKEWD(long);
extern long VOCAB(long,long);