anchor.diff:      libxdamage
       libxkbcommon
       pango
  +    shared-mime-info
       xorg.libXcursor
       xorg.libXi
       xorg.libXinerama
  
positive.code: , libxdamage
  , libxkbcommon
  , pango
  , xorg
  }:
  
  
negative.code:     optionalString;
  
      channel = "2.24";
      version = "${channel}-2017-08-07";
  in
  stdenv.mkDerivation rec {
    name = "gtk+-${version}";
  
    src = fetchFromGitHub {
      version = 3;
      owner = "GNOME";
      repo = "gtk";
      rev = "bf8c1c212ebc6d05b534aa1c0edff73103e9cc56";
      sha256 = "72be94622c5318bdc6c787515fd805ac4028f71aa5b4fac33abb1e52197c2c62";
    };
  
    nativeBuildInputs = [
  