fa3_rdev
fxdr_unsigned(int, fp->fa3_rdev.specdata1),
fxdr_unsigned(int, fp->fa3_rdev.specdata2));
fp->fa3_rdev.specdata1 = txdr_unsigned(NFSMAJOR(nvap->na_rdev));
fp->fa3_rdev.specdata2 = txdr_unsigned(NFSMINOR(nvap->na_rdev));