anchor.diff:  }:
   
   let
  -  version = "2019.02.14";
  +  version = "2020.03.04";
     dropboxd = "${dropbox}/bin/dropbox";
   in
   stdenv.mkDerivation {
  
positive.code:   ];
  
    meta = {
      homepage = https://www.dropbox.com;
      description = "Command line client for the dropbox daemon";
      license = stdenv.lib.licenses.gpl3Plus;
      maintainers = with stdenv.lib.maintainers; [ the-kenny ];
  
negative.code: 
    src = fetchurl {
      url = "https://linux.dropboxstatic.com/packages/nautilus-dropbox-${version}.tar.bz2";
      sha256 = "1jjc835n2j61d23kvygdb4n4jsrw33r9mbwxrm4fqin6x01l2w7k";
    };
  
    strictDeps = true;
  