(appt->mail->value->item.reminder_value->reminder_data.size == 0)) {
/* empty recipient */
if (debug)
- fprintf(stderr, catgets(c->DT_catd, 1, 1,
+ fprintf(stderr, "%s", catgets(c->DT_catd, 1, 1,
"dtcm: empty recipient in mail reminder\n"));
to = appt->author->value->item.calendar_user_value->user_name;
} else {