|| pop_stat (&nmsgs, &nbytes) == NOTOK /* check for messages */
|| pop_quit () == NOTOK) { /* quit POP connection */
advise (NULL, "%s", response);
|| pop_stat (&nmsgs, &nbytes) == NOTOK /* check for messages */
|| pop_quit () == NOTOK) { /* quit POP connection */
advise (NULL, "%s", response);