+*/
+ $mbx->is_special |= ($mbx->is_inbox = (strtoupper($mailbox) == 'INBOX'));
+ $mbx->is_special |= ($mbx->is_trash = isTrashMailbox($mailbox));
+ $mbx->is_special |= ($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);