extern void yp_submit __P(( struct passwd * ));
extern int use_yp __P(( char * , uid_t , int ));
extern char *get_yp_master __P(( int ));
extern void yp_submit __P(( struct passwd * ));
extern int use_yp __P(( char * , uid_t , int ));
extern char *get_yp_master __P(( int ));