kevwil/homebrew — pull request #1 by kevwil (2012-03-20 15:39:38+00:00)
Title: add option to make valgrind happy, based on http://zguide.zeromq.org/page:all#Detecting-Memory-Leaks

Not sure if I need the dependency on valgrind, but I figured you'd need valgrind installed if you wanted/needed this flag set.