anchor.diff:  
     cmakeFlags = [ "-DRSTUDIO_TARGET=Desktop" ];
   
  +  postInstall = ''
  +      wrapProgram $out/bin/rstudio --suffix PATH : ${gnumake}/bin
  +  '';
  +
     meta = with stdenv.lib;
       { description = "Set of integrated tools for the R language";
         homepage = http://www.rstudio.com/;
  
positive.code: stdenv.mkDerivation {
    name = "RStudio-${version}";
  
    buildInputs = [ cmake boost155 zlib openssl R qt4 libuuid unzip ant jdk ];
  
    src = fetchurl {
      url = "https://github.com/rstudio/rstudio/archive/v${version}.tar.gz";
  
negative.code: { stdenv, fetchurl, cmake, boost155, zlib, openssl, R, qt4, libuuid, hunspellDicts, unzip, ant, jdk, gnumake, makeWrapper }:
  
  let
    version = "0.98.110";
  