va_datap
uiomove((char *)vap->va_datap + roff, rsize, uio);
memcpy(rdata, (char *)vap->va_datap + roff, rsize);
if (vap->va_datap)
free(vap->va_datap, M_NTFSRDATA);
vap->va_datap = malloc(vap->va_datalen, M_NTFSRDATA, M_WAITOK);
memcpy(vap->va_datap, (char *)rap + rap->a_r.a_dataoff,