STAILQ_CONCAT
STAILQ_CONCAT(&varlist, &Ovarlist);
STAILQ_CONCAT(&varlist, &rest);
STAILQ_CONCAT(&varlist, &Ovarlist);
STAILQ_CONCAT(&doneq, &queue->cam_doneq);
STAILQ_CONCAT(&doneq, &queue->cam_doneq);
STAILQ_CONCAT(&tmp_doneq, &ch->doneq);
STAILQ_CONCAT(&requests, &sc->sc_queued_requests);
STAILQ_CONCAT(&sc->sc_free_tdesc, &cr->cr_tdesc);
STAILQ_CONCAT(&sc->sc_free_sdesc, &cr->cr_sdesc);
STAILQ_CONCAT(&cr->cr_tdesc, &cp.cp_copyin);
STAILQ_CONCAT(&cr->cr_tdesc, &cp.cp_copyout);
STAILQ_CONCAT(&sc->sc_queued_requests, &sc->sc_ready_requests);
STAILQ_CONCAT(&td->unsent_wr_list, &e->wr_list);
STAILQ_CONCAT(&temp, &sdev->ocbs);
STAILQ_CONCAT(&queue, &isc->to_send);
STAILQ_CONCAT(&isc->to_send, &queue);
STAILQ_CONCAT(&rq, &tptr->restart_queue);
STAILQ_CONCAT(&rq, &tptr->restart_queue);
STAILQ_CONCAT(&tptr->restart_queue, &rq);
STAILQ_CONCAT(&datamove_queue, &qp->datamove_queue);
STAILQ_CONCAT(list, &staged->q_queue);
STAILQ_CONCAT(&xbb->request_free_stailq, req_list);
STAILQ_CONCAT(&cleanup_data->to_kill_grefs, &tmp_grefs);
STAILQ_CONCAT(&cleanup_data->to_kill_gmaps, &tmp_gmaps);
STAILQ_CONCAT(&local_rele_list, &unionfs_deferred_rele_list);
STAILQ_CONCAT(&ktr_free, &ktr_new);
STAILQ_CONCAT(&local_queue, &td->td_proc->p_ktr);
STAILQ_CONCAT(&bz->bounce_page_list, &map->bpages);
STAILQ_CONCAT(&callbacklist, &bounce_map_callbacklist);
STAILQ_CONCAT(&local_m_head, &wq->m_head);
STAILQ_CONCAT(&local_so_head, &wq->so_head);
STAILQ_CONCAT(&local_head, &wq->head);
STAILQ_CONCAT(&sb->uxst_mbq, &cmc.mc_q);
STAILQ_CONCAT(&sb->uxst_mbq, &mc.mc_q);
STAILQ_CONCAT(&cmc.mc_q, &sb->uxst_mbq);
STAILQ_CONCAT(&sb->uxst_mbq, &mc.mc_q);
STAILQ_CONCAT(&so2->so_rcv.uxdg_mb,
STAILQ_CONCAT(&so->so_rcv.uxdg_mb, &sb->uxdg_mb);
STAILQ_CONCAT(&local_unmounts, &deferred_unmount_list);
STAILQ_CONCAT(&tmp_pkt_queue, &pkt_queue);
STAILQ_CONCAT(&log_tailq, &tp->t_logs);
STAILQ_CONCAT(&tp->t_inqueue, &q);
STAILQ_CONCAT(&tmp_doneq, &ch->doneq);
STAILQ_CONCAT(&mq_dst->mq_head, &mq_src->mq_head);
STAILQ_CONCAT(&head->mc_q, &tail->mc_q);
STAILQ_CONCAT(head1, head2)
STAILQ_CONCAT(&mca_freelist, &tmplist);
STAILQ_CONCAT(first, second)