Tested on macOS High Sierra 

Instructions: 
1. Install Homebrew (https://brew.sh/)
2. brew install libftdi0
3. chmod +x ef3irc

To start ircing, plug the EasyFlash3 cartridge to your C64, turn
your C64 on and connect your Mac to your EF3 with USB. 
Then run: 
./ef3irc


