IFCAP_TSO
scctx->isc_capenable &= ~IFCAP_TSO;
scctx->isc_capenable &= ~IFCAP_TSO;
scctx->isc_capenable &= ~IFCAP_TSO;
IFCAP_TSO | IFCAP_VLAN_HWTSO);
~(IFCAP_TSO |IFCAP_VLAN_HWTSO);
scctx->isc_capenable & IFCAP_TSO) {
sc->tso_automasked = scctx->isc_capenable & IFCAP_TSO;
scctx->isc_capenable &= ~IFCAP_TSO;
if_setcapenablebit(ifp, 0, IFCAP_TSO);
if (if_getcapabilities(ctx->ifc_ifp) & IFCAP_TSO) {
tso = (if_getcapabilities(ctx->ifc_ifp) & IFCAP_TSO) != 0;
IFCAP_TSO | IFCAP_VLAN_HWTAGGING | IFCAP_HWSTATS | \
if (if_getcapabilities(ifp) & IFCAP_TSO) {