UFS_BUFATOFF
if (UFS_BUFATOFF(ip, (off_t)pos, NULL, &bp) != 0)
if (UFS_BUFATOFF(ip, (off_t)blkoff, NULL, &bp) != 0)
error = UFS_BUFATOFF(ip, (off_t)pos, (char **)&dp, &bp);
(error = UFS_BUFATOFF(dp, (off_t)dp->i_offset, NULL, &bp)))
error = UFS_BUFATOFF(dp, (off_t)dp->i_offset, NULL,
if ((error = UFS_BUFATOFF(dp, (off_t)dp->i_offset, &dirbuf, &bp))
if ((error = UFS_BUFATOFF(dp,
error = UFS_BUFATOFF(dp, (off_t)dp->i_offset, (char **)&ep, &bp);