PTQ_INSERT_HEAD
PTQ_INSERT_HEAD(&self->pt_cleanup_stack, entry, ptc_next);
PTQ_INSERT_HEAD(&pthread__allqueue, first, pt_allq);
PTQ_INSERT_HEAD(&pthread__deadqueue, thread, pt_deadq);
PTQ_INSERT_HEAD(&ptr->ptr_rblocked, self, pt_sleep);
PTQ_INSERT_HEAD(&pthread__tsd_list[key], pt, pts_next);