useridnr);

        if (db_query(query) == -1) {

            trace(TRACE_ERROR, "%s,%s: error gettings

                filters for "

                    "user_id [%llu]", __FILE__, __func__,

                    useridnr);

                    return NULL;

        }

        num_filters = db_num_rows();

        for (i = 0; i < num_filters; i++) {

            struct element *el = list_getstart(headerfields);

            char *filter_field = db_get_result(i, 0);

            char *filter_value = db_get_result(i, 1);

            char *mailbox = db_get_result(i, 2);

            trace(TRACE_MESSAGE,

                    "%s, %s: processing filter [%s : "%s" => %s]",

                    __FILE__, __func__, filter_field, filter_value, mailbox);

            while (el) {

                    struct mime_record *record = (struct mime_record *) el->data;

                    trace(TRACE_MESSAGE,

                        "%s, %s: processing header [%s : "%s"]",

                        __FILE__, __func__, record->field, record->value);

                    if (!strcmp(record->field,

                        filter_field) && strstr(record->value, filter_value)) {

                        trace(TRACE_MESSAGE,

                            "%s, %s: header [%s : "%s"] accept filter [%s : "%s" => %s]",

                            __FILE__, __func__, record->field, record->value, filter_field, filter_value, mailbox);