$mbx->is_special |= ($mbx->is_sent = isSentMailbox($mailbox));
$mbx->is_special |= ($mbx->is_draft = isDraftMailbox($mailbox));
if (!$mbx->is_special)
- $mbx->is_special = do_hook_function('special_mailbox', $mailbox);
+ $mbx->is_special = boolean_hook_function('special_mailbox', $mailbox, 1);
if (isset($mbx_ary[$i]['unseen'])) {
$mbx->unseen = $mbx_ary[$i]['unseen'];