Load dynamic library for python library

[Casey Deccio]

> On Feb 7, 2019, at 7:03 PM, Joshua Root <jmr at macports.org> wrote:
> 
> BTW Gmail decided my reply was spam; sending only to the list this time
> so Casey might actually see it...

Much appreciated :)

> On 2019-2-8 13:00 , Joshua Root wrote:
>> 
>> Ctypes uses dlopen behind the scenes, and if you look at dlopen's man
>> page, it only searches a small set of fallback paths when the full path
>> to the library is not supplied, most of which are controlled by
>> environment variables. So I would say that py-libnacl should be passing
>> the full path to libnacl to ctypes.cdll.LoadLibrary.

Thanks for the feedback!  I figured it should have that path provided somehow.  So, should an issue/pull request be filed with the py-libnacl port then?  Where is the right place for the path to be provided?

Casey