anchor.diff:      fetchSubmodules = true;
     };
   
  -  nativeBuildInputs = [ qmake ];
  +  nativeBuildInputs = [ qmake ]
  +    ++ lib.optional stdenv.isDarwin wrapQtAppsHook;
   
     buildInputs = [ libcommuni qtbase ];
   
  
positive.code: { fetchgit, libcommuni, qtbase, qmake, lib, stdenv }:
  
  stdenv.mkDerivation rec {
    pname = "communi";
  
negative.code: 
    qmakeFlags = [
      "COMMUNI_INSTALL_PREFIX=${placeholder "out"}"
      "COMMUNI_INSTALL_PLUGINS=${placeholder "out"}/lib/communi/plugins"
      "COMMUNI_INSTALL_ICONS=${placeholder "out"}/share/icons/hicolor"
      "COMMUNI_INSTALL_DESKTOP=${placeholder "out"}/share/applications"
      "COMMUNI_INSTALL_THEMES=${placeholder "out"}/share/communi/themes"
      (if stdenv.isDarwin
        then [ "COMMUNI_INSTALL_BINS=${placeholder "out"}/Applications" ]
        else [ "COMMUNI_INSTALL_BINS=${placeholder "out"}/bin" ])
    ];
  
    postInstall = if stdenv.isDarwin then ''
      # Nix qmake does not add the bundle rpath by default.
      install_name_tool \
        -add_rpath @executable_path/../Frameworks \
        $out/Applications/Communi.app/Contents/MacOS/Communi
  
      wrapQtApp $out/Applications/Communi.app/Contents/MacOS/Communi
    '' else ''
      substituteInPlace "$out/share/applications/communi.desktop" \
        --replace "/usr/bin" "$out/bin"
    '';
  