wdc_init
wdc_init(0x1f0);
int wdc_init(int);
if (wdc_init(wd, &unit) != 0)
int wdc_init(struct wd_softc *, u_int *);
if (wdc_init(wd, &unit) != 0)
int wdc_init(struct wd_softc *, u_int *);