dladm_aggr_add
status = dladm_aggr_add(handle, linkid, ndev + nlink, port, flags);
status = dladm_aggr_add(handle, aggrid, 1, &port_attr,
status = dladm_aggr_add(dld_handle, aggr->da_aggrid, 1, &port,
extern dladm_status_t dladm_aggr_add(dladm_handle_t, datalink_id_t, uint32_t,