ahc_acquire_seeprom
int ahc_acquire_seeprom(struct ahc_softc *ahc,
have_seeprom = ahc_acquire_seeprom(ahc, &sd);
ahc_acquire_seeprom(ahc, &sd);
ahc_acquire_seeprom(ahc, &sd);
have_seeprom = ahc_acquire_seeprom(ahc, &sd);