SOBJ_SHUTTLE
{ SOBJ_SHUTTLE, "shuttle", "shuttle_sobj_ops" }
SOBJ_SHUTTLE, shuttle_owner, shuttle_unsleep, shuttle_change_pri
SOBJ_TYPE(caller->t_sobj_ops) == SOBJ_SHUTTLE) {
SOBJ_TYPE(server_t->t_sobj_ops) == SOBJ_SHUTTLE)
SOBJ_TYPE(t->t_sobj_ops) == SOBJ_SHUTTLE)