Needed to build clean 

Info here: https://code.google.com/p/bricked/source/diff?spec=svn.tenderloin.cb8b2fe72f43c5146cb340abb2026810e50a23fc&repo=tenderloin&r=cb8b2fe72f43c5146cb340abb2026810e50a23fc&format=side&path=/lib/Makefile&old_path=/lib/Makefile&old=4a76d1be724f51bc419fadc87657f7b36428b335