wdc_input_bytes
wdc_input_bytes(drvp, (char *)xfer->databuf + xfer->c_skip,
wdc_input_bytes(drvp,
wdc_input_bytes(drvp, (u_int8_t *)xfer->databuf +
wdc_input_bytes(drvp, data, bcount);
void wdc_input_bytes(struct ata_drive_datas *drvp, void *, unsigned int);