fsck_bread
int fsck_bread(int, caddr_t, diskaddr_t, size_t);
(void) fsck_bread(fsreadfd, (caddr_t)inodebuf, dblk, size);
(void) fsck_bread(fsreadfd, (caddr_t)inodebuf, currentdblk, lastsize);
(void) fsck_bread(fsreadfd, (caddr_t)&sblock,
(void) fsck_bread(fsreadfd, buf,
if (fsck_bread(fsreadfd, ud_buf,
(void) fsck_bread(fsreadfd, ud_buf,
failed = fsck_bread(fsreadfd, sip,
bp->b_errs = fsck_bread(fsreadfd, bp->b_un.b_buf, dblk, size);