ufs_rw64
ufs_rw64(cur->inode->st.st_rdev, fsopts->needswap);
ufs_rw64(bap[indx - 1], UFS_FSNEEDSWAP(fs)) + 1);
return ufs_rw64(bap[indx - 1], UFS_FSNEEDSWAP(fs)) + fs->fs_frag;
nb = ufs_rw64(ip->i_ffs2_db[lbn], needswap);
ip->i_ffs2_db[lbn] = ufs_rw64(newb, needswap);
nb = ufs_rw64(ip->i_ffs2_ib[indirs[0].in_off], needswap);
*allocib = ufs_rw64(nb, needswap);
nb = ufs_rw64(bap[indirs[i].in_off], needswap);
bap[indirs[i - 1].in_off] = ufs_rw64(nb, needswap);
bap[indirs[num].in_off] = ufs_rw64(nb, needswap);
(a) = ufs_rw64(ufs_rw64((a), (ns)) + (b), (ns))