va_datap
uiomove(vap->va_datap + roff, rsize, uio);
memcpy(rdata, vap->va_datap + roff, rsize);
if (vap->va_datap)
kfree(vap->va_datap, M_NTFSRDATA);
vap->va_datap = kmalloc(vap->va_datalen, M_NTFSRDATA,
memcpy(vap->va_datap, (caddr_t) rap + rap->a_r.a_dataoff,