require 'formula' class Npth < Formula homepage 'http://lwn.net/Articles/496268/' url 'ftp://ftp.gnupg.org/gcrypt/npth/npth-0.91.tar.bz2' sha1 'bb10db9f043fb63424162b6da6969af9082e6fa0' def install system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make", "install" end end