DELEG_WANT_NONE
case DELEG_WANT_NONE:
dreq = DELEG_WANT_NONE;
dreq == DELEG_DISABLE || dreq == DELEG_WANT_NONE ||
CTASSERT((DELEG_WANT_NONE << 8) == OPEN4_SHARE_WANT_NO_DELEG);
dreq = DELEG_WANT_NONE;