anchor.diff:      [
         libtoxcore-dev openal opencv libsodium filter-audio
         qt5.base qt5.tools libXScrnSaver glib gtk2 cairo
  -      pango atk qrencode ffmpeg qt5.translations
  +      pango atk qrencode ffmpeg qt5.translations makeWrapper
       ];
   
     nativeBuildInputs = [ pkgconfig ];
  
positive.code: { stdenv, fetchgit, pkgconfig, libtoxcore-dev, qt5, openal, opencv,
    libsodium, libXScrnSaver, glib, gdk_pixbuf, gtk2, cairo,
    pango, atk, qrencode, ffmpeg, filter-audio }:
  
  stdenv.mkDerivation rec {
    name = "qtox-dev-20150624";
  
negative.code:     maintainers = with maintainers; [ viric jgeerds ];
      platforms = platforms.all;
    };
  }