INTPSZ
if (error = vn_rdwr(UIO_READ, vp, linep, INTPSZ, (offset_t)0,
if (resid > INTPSZ-2 || linep[0] != '#' || linep[1] != '!')
for (cp = &linep[2]; cp < &linep[INTPSZ] && *cp != '\n'; cp++)
if (cp >= &linep[INTPSZ])
idata.intp = kmem_alloc(INTPSZ, KM_SLEEP);
kmem_free(idata.intp, INTPSZ);