abrasive/shairport — pull request #354 by Nachtzuster (2014-07-13 17:58:09+00:00)
Title: fix: on a FreeBSD machine, assume OpenSSL is there

part6 of the patch series created in my sntp branch but are not necessary to enable the time sync feature

On FreeBSD, OpenSSL is always there, but no .pc file is installed,
so pkg-config does not report it, and ./configure fails.