IBLOCK            184 fs.c               bp = bread(dev, IBLOCK(inum, sb));
IBLOCK            205 fs.c             bp = bread(ip->dev, IBLOCK(ip->inum, sb));
IBLOCK            282 fs.c               bp = bread(ip->dev, IBLOCK(ip->inum, sb));
IBLOCK            190 mkfs.c           bn = IBLOCK(inum, sb);
IBLOCK            204 mkfs.c           bn = IBLOCK(inum, sb);