ld_iosize
if (sio_ld[i].ld_iosize != 0) {
sio_ld[i].ld_iosize, 0,
sio_ld[i].ld_iosize != 0) {
sio_ld[i].ld_iosize);
int ld_iosize;
.d_iosize = ld_iosize,
ld_iosize(sc->sc_dv, &bp->b_bcount);
static void ld_iosize(device_t, int *);