NFSOC
if (na->na_type < NFNON || na->na_type > NFSOC)
case NFSOC:
0, NFREG, NFDIR, NFBLK, NFCHR, NFLNK, 0, 0, 0, NFSOC, 0
if (attr->na_type < NFNON || attr->na_type > NFSOC)