fs_old_inodefmt
int32_t fs_old_inodefmt; /* format of on-disk inodes */
n->fs_old_inodefmt = bswap32(o->fs_old_inodefmt);
sblock.fs_old_inodefmt = FS_42INODEFMT;
sblock.fs_old_inodefmt = FS_44INODEFMT;
sblock.fs_old_inodefmt = FS_44INODEFMT;