LABELSECTOR32
(boot + (LABELSECTOR32 * dp->d_secsize) + LABELOFFSET32);
buf = gpt_read(fd, start + LABELSECTOR32, 1);
if (drvread(sec, dsk.start + LABELSECTOR32, 1))
if (bd_read(od, offset + LABELSECTOR32, 1, buf))
if (bd_read(od, sector + LABELSECTOR32, 1, buf)) {
bp->b_bio1.bio_offset = (off_t)LABELSECTOR32 * secsize;
bp->b_bio1.bio_offset = (off_t)LABELSECTOR32 * lp->d_secsize;