homebrew formula to get dpkg working on a mac

dpkg.rb

require 'formula'

class Dpkg <Formula
  url 'https://launchpad.net/debian/+archive/primary/+files/dpkg_1.16.0.3.tar.bz2'
  homepage 'http://en.wikipedia.org/wiki/Dpkg'
  md5 '0266b06ef9da8278cea008d21e17e5f6'

  depends_on 'gnu-tar'

  def patches
    DATA
  end

  def install
    system "./configure", "--disable-dependency-tracking",
                          "--prefix=#{prefix}",
                          "--disable-compiler-warnings",
                          "--disable-linker-optimisations",
                          "--disable-compiler-optimisations",
                          "--without-start-stop-daemon"

    system "make install"
  end
end
__END__
diff --git a/configure b/configure
index 7785655..98ddc71 100755
--- a/configure
+++ b/configure
@@ -8231,9 +8231,7 @@ else
 $as_echo "no" >&6; }
 fi
 
-PERL_LIBDIR=$($PERL -MConfig -e 'my $r = $Config{vendorlibexp};
-                                 $r =~ s/$Config{vendorprefixexp}/\$(prefix)/;
-                                 print $r')
+PERL_LIBDIR="/System/Library/Perl/5.12"
 
 for ac_prog in pod2man
 do