$tmp=$app->db->queryOneRecord("SELECT count(forwarding_id) as number FROM mail_forwarding WHERE `type` = 'alias' AND source = '".$app->db->quote($mail_alias['source'])."' AND destination = '".$app->db->quote($mail_alias['destination'])."'");
$tmp=$app->db->queryOneRecord("SELECT count(forwarding_id) as number FROM mail_forwarding WHERE `type` = 'aliasdomain' AND source = '".$app->db->quote($mail_alias['source'])."' AND destination = '".$app->db->quote($mail_alias['destination'])."'");
$tmp=$app->db->queryOneRecord("SELECT count(forwarding_id) as number FROM mail_forwarding WHERE `type` = 'forward' AND source = '".$app->db->quote($mail_forward['source'])."' AND destination = '".$app->db->quote($mail_forward['destination'])."'");