Necessary library is a leaf for unknown reason

Fri Mar 15 06:04:49 UTC 2019

> On 2019-03-14, at 17:23, Ryan Schmidt <ryandesign at macports.org> wrote:
> 
> Your understanding is correct, it looks like you've done everything correctly, so I wouldn't worry about it for now. After the port is in the official ports tree, uninstall and reinstall the port and see if it's still wrong.
> 

I added a revision number, set it to higher than 0, then did an 'upgrade'. This fixed the issue.