portlint -ac:
```
looks fine.
```
Poudriere:
https://bugs.freebsd.org/bugzilla/attachment.cgi?id=158997
Usage:
Tidy was actually broken before this change since it executed `tidy' vice `tidy4'.
Further details on the runtime checks are in:
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=201703#c1