SFBSD_NAMEDATTR
((nap->na_bsdflags & SFBSD_NAMEDATTR) ^
if ((vap->va_bsdflags & SFBSD_NAMEDATTR) != 0) {
*bsdflags |= SFBSD_NAMEDATTR;
*bsdflags |= SFBSD_NAMEDATTR;
nvap->na_bsdflags |= SFBSD_NAMEDATTR;