anchor.diff:  , libdrm, libffi, libICE, libSM
   , libX11, libXcomposite, libXext, libXmu, libXrender, libxcb
   , libxml2, libxslt, ncurses, zlib
  -, qtbase, qtdeclarative, qtwebkit
  +, qtbase, qtdeclarative, qtwebkit, makeQtWrapper
   }:
   
   # this package contains the daemon version of dropbox
  
positive.code: 
      mkdir -p "$out/bin"
      RPATH="${ldpath}:$out/${appdir}"
      makeWrapper "$out/${appdir}/dropbox" "$out/bin/dropbox" \
        --prefix LD_LIBRARY_PATH : "$RPATH"
  
      chmod 755 $out/${appdir}/dropbox
  
negative.code: 
    sourceRoot = ".dropbox-dist";
  
    dontPatchELF = true; # patchelf invoked explicitly below
    nativeBuildInputs = [ makeQtWrapper patchelf ];
    dontStrip = true; # already done
  
    installPhase = ''
  