Yeah, when making, those were the problems I had too.
For the issue you have, it's an easy fix (I hope)
Download this have I have from here :
https://www.dropbox.com/s/7oi30wf5dicdhcb/application.hpp?dl=0
Then locate your steemit folders, find the one with 'apps' in it, then drag the file into the folder. This should fix the problem.
RE: Mining STEEM For DUMMIES - On Mac OS!