The Polar Game in Haskell, Day 6/12: Towards a GUI, Continued

from blog Praise, Curse, and Recurse, | ↗ original
OK, so when I left off last time, I was running into a gruesome link error. I found this Stack Overflow thread and the first accepted answer fixed the problem. However, it seems that the answer may be to avoid MacPorts versions of the libraries I need. So I'm going to attempt to clean that all out and use Homebrew. So, first: sudo port -fp...