anchor.diff:  , talloc, docutils
   , enableStatic ? true }:
   
  -stdenv.mkDerivation rec {
  +({ version, rev, sha256, patches }: stdenv.mkDerivation {
     name = "proot-${version}";
  -  version = "5.1.0";
  +  inherit version;
   
     src = fetchFromGitHub {
  -    sha256 = "0azsqis99gxldmbcg43girch85ysg4hwzf0h1b44bmapnsm89fbz";
  -    rev = "v${version}";
  +    inherit rev sha256;
       repo = "proot";
       owner = "cedric-vincent";
     };
  
positive.code:     license = licenses.gpl2;
      maintainers = with maintainers; [ ianwookim nckx makefu ];
    };
  }
  
negative.code: 
    enableParallelBuilding = true;
  
    inherit patches;
  
    preBuild = stdenv.lib.optionalString enableStatic ''
      export LDFLAGS="-static"
  