Btw, you can just get a current alpha build binaries instead of compiling
your own, here:
https://live.gnome.org/SummerOfCode2012/Projects/TimoDoerr_Banshee_MacOSX#Get_latest_pre-build_alpha_.app-Bundle_for_Mac
I keep a blog with my GSoC progress here:
http://exceptionrethrown.wordpress.com/
I've scheduled a new alpha build (#3) which will enable Upnp support and a
preview of USB MassStorage support for next week.