require 'formula' class Tnef < Formula url 'http://downloads.sourceforge.net/project/tnef/tnef/v1.4.7/tnef-1.4.7.tar.gz' md5 '00978a8ad8cc79a1ee605172f882ebe9' homepage 'http://sourceforge.net/projects/tnef/' def install system "./configure", "--prefix=#{prefix}" system "make install" end end