|                    links ->                          |
|               links/file ->                          |
|             links/broken -> nowhere                  |
|             links/deeply ->                          |
|            links/symlink -> file                     |
|           links/hardlink ->                          |
|               links/skip -> deeply/nested            |
|             links/notdir -> symlink/file             |
|      links/deeply/nested ->                          |
|  links/deeply/nested/dir ->                          |
| links/deeply/nested/file ->                          |
| links/deeply/nested/link -> file                     |