STAILQ_INSERT_AFTER
STAILQ_INSERT_AFTER(&var_head, vent, tidvent, link);
STAILQ_INSERT_AFTER(list, listelm, elm, link);
STAILQ_INSERT_AFTER(&fc->devices, pfwdev, fwdev, link);
STAILQ_INSERT_AFTER(&fc->binds, prev, fwb, fclist);
STAILQ_INSERT_AFTER(voqh, vp, vo, vo_unit.next);
STAILQ_INSERT_AFTER(devstat_head, ds_tmp, ds,
STAILQ_INSERT_AFTER(&queue->tq_queue, prev, task, ta_link);
#define SIMPLEQ_INSERT_AFTER STAILQ_INSERT_AFTER