gauche.rb

require 'formula'

class Gauche < Formula

  url 'http://downloads.sourceforge.net/gauche/Gauche/Gauche-0.9.1.tgz'
  homepage 'http://practical-scheme.net/gauche/'
  md5 '6134e9c16aef2bc9fd3fa7e8fbebdd10'

  def install
    system "./configure",
      "--disable-debug",
      "--disable-dependency-tracking",
      "--enable-multibyte=utf-8",
      "--prefix=#{prefix}"
    system "make"
    system "make check"
    system "make install"
  end
end

Made several fixes to pass audit.

Nice!