LFS_ORPHAN_NEXTFREE
if (lfs_if_getnextfree(fs, ifp) == LFS_ORPHAN_NEXTFREE(fs)) {
(ino == LFS_UNUSED_INUM || ino == LFS_ORPHAN_NEXTFREE(fs))
if (lfs_if_getnextfree(fs, ifp) == LFS_ORPHAN_NEXTFREE(fs)) {
if (nextfree == LFS_ORPHAN_NEXTFREE(fs)) {
lfs_if_setnextfree(fs, ifp, LFS_ORPHAN_NEXTFREE(fs));
nextfree == LFS_ORPHAN_NEXTFREE(lfsp) ? "orphan" : "-");