require 'formula' class Tnef < Formula homepage 'http://sourceforge.net/projects/tnef/' url 'https://downloads.sourceforge.net/project/tnef/tnef/tnef-1.4.10.tar.gz' sha1 'c765d3d197f051f46fbe004e1ec9065f69734366' def install system "./configure", "--prefix=#{prefix}" system "make install" end end