anchor.diff:    name = "spotify-${version}";
   
     src =
  -    if stdenv.system == "i686-linux" then
  -      fetchurl {
  -        url = "http://repository.spotify.com/pool/non-free/s/spotify/spotify-client_${version}-1_i386.deb";
  -        sha256 = "1wl6v5x8vm74h5lxp8fhvmih8l122aadsf1qxvpk0k3y6mbx0ifa";
  -      }
  -    else if stdenv.system == "x86_64-linux" then
  -      fetchurl {
  -        url = "http://repository.spotify.com/pool/non-free/s/spotify/spotify-client_${version}-1_amd64.deb";
  -        sha256 = "0x87q7gd2997sgppsm4lmdiz1cm11x5vnd5c34nqb5d4ry5qfyki";
  -      }
  -    else throw "Spotify not supported on this platform.";
  +    fetchurl {
  +      url = "http://repository.spotify.com/pool/non-free/s/spotify/spotify-client_${version}-1_amd64.deb";
  +      sha256 = "0x87q7gd2997sgppsm4lmdiz1cm11x5vnd5c34nqb5d4ry5qfyki";
  +    };
   
     buildInputs = [ dpkg makeWrapper ];
   
  
positive.code:     pango
      qt4
      stdenv.cc.cc
      xlibs.libX11
      xlibs.libXcomposite
      xlibs.libXdamage
  
negative.code: , libgcrypt, chromium, udev, fontconfig
  , dbus, expat }:
  
  assert stdenv.system == "x86_64-linux";
  
  let
    version = "0.9.17.1.g9b85d43.7";
  
    deps = [
      alsaLib
  