MNT_NAMEDATTR
mp->mnt_flag |= MNT_NAMEDATTR;
if ((dp->v_mount->mnt_flag & MNT_NAMEDATTR) == 0)
MNT_FLAG(MNT_NAMEDATTR);
if ((vp->v_mount->mnt_flag & MNT_NAMEDATTR) == 0 ||
(ndp->ni_dvp->v_mount->mnt_flag & MNT_NAMEDATTR) ==
{ MNT_NAMEDATTR, "named attributes" }, \
MNT_UNTRUSTED | MNT_NAMEDATTR)