anchor.diff:    };
   
     enableParallelBuilding = true;
  -  nativeBuildInputs = [ makeWrapper pkgconfig qmake ];
  +  nativeBuildInputs = [ pkgconfig qmake ];
     buildInputs = [
       SDL2 frei0r gettext mlt libmlt
       qtbase qtmultimedia qtwebkit qtx11extras qtwebsockets qtquickcontrols
  
positive.code: { stdenv, fetchFromGitHub, SDL2, frei0r, gettext, mlt, jack1, pkgconfig, qtbase
  , qtmultimedia, qtwebkit, qtx11extras, qtwebsockets, qtquickcontrols
  , qtgraphicaleffects, libmlt
  , qmake, makeWrapper, qttools }:
  
  assert stdenv.lib.versionAtLeast libmlt.version "6.8.0";
  assert stdenv.lib.versionAtLeast mlt.version "6.8.0";
  
  stdenv.mkDerivation rec {
    name = "shotcut-${version}";
    version = "19.07.15";
  
  
negative.code:     sed "s_/usr/bin/nice_''${NICE}_" -i src/jobs/meltjob.cpp src/jobs/ffmpegjob.cpp
    '';
  
    qtWrapperArgs = [
      "--prefix FREI0R_PATH : ${frei0r}/lib/frei0r-1"
      "--prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath [jack1 SDL2 ]}"
      "--prefix PATH : ${mlt}/bin"
      ];
  
    postInstall = ''
      mkdir -p $out/share/shotcut
      cp -r src/qml $out/share/shotcut/
    '';
  
    meta = with stdenv.lib; {
  