Compare with `realpath()`.
Compare with `realpath()`.

Mac has alias path for `TemporaryDirectory`:

+ /private/var/folders/0_/...
+ /var/folders/0_/...

Signed-off-by: Tao He <9e9d50aa3fb60f0eb719baf23d12c62f0c16e40a@gmail.com>

matthew-brett/delocate,matthew-brett/delocate,matthew-brett/delocate