anchor.diff: -{ stdenv, fetchFromGitHub, cmake, pkgconfig, vlc
  +{ mkDerivation, lib, fetchFromGitHub, cmake, pkgconfig, vlc
   , qtbase, qtmultimedia, qtsvg, qttools
   
   # Cantata doesn't build with cdparanoia enabled so we disable that
  
positive.code:     "-DENABLE_HTTPS_SUPPORT=ON"
    ];
  
    meta = with stdenv.lib; {
      homepage    = https://github.com/cdrummond/cantata;
      description = "A graphical client for MPD";
      license     = licenses.gpl3;
  
negative.code: 
    withUdisks = (withTaglib && withDevices);
  
  in mkDerivation rec {
    name = "${pname}-${version}";
  
    src = fetchFromGitHub {
  