NFSX_V4SPECDATA
NFSM_DISSECT(tl, u_int32_t *, NFSX_V4SPECDATA);
attrsum += NFSX_V4SPECDATA;
NFSM_BUILD(tl, u_int32_t *, NFSX_V4SPECDATA);
retnum += NFSX_V4SPECDATA;