int pop_exists (int (*)());
#endif
-int pop_init (char *, char *, char *, int, int, int, int, char *);
+int pop_init (char *, char *, char *, char *, int, int, int, int, char *);
int pop_fd (char *, int, char *, int);
int pop_stat (int *, int *);
-int pop_retr (int, int (*)());
+int pop_retr (int, int (*)(char *));
int pop_dele (int);
int pop_noop (void);
int pop_rset (void);
-int pop_top (int, int, int (*)());
+int pop_top (int, int, int (*)(char *));
int pop_quit (void);
int pop_done (void);