anchor.diff:    };
   
     nativeBuildInputs = [ pkg-config ];
  -  buildInputs = [ fuse3 pcre ];
  +  buildInputs = [ fuse pcre ];
   
     configurePhase = ''
       sed -i 's/`git describe`/v${version}/g' src/tup/link.sh
  
positive.code:     homepage = "http://gittup.org/tup/";
      license = licenses.gpl2;
      maintainers = with maintainers; [ ehmry ];
      platforms = platforms.linux ++ platforms.darwin;
    };
  }
  
negative.code: { lib, stdenv, fetchFromGitHub, fuse3, macfuse-stubs, pkg-config, pcre }:
  
  let
    fuse = if stdenv.isDarwin then macfuse-stubs else fuse3;
  in stdenv.mkDerivation rec {
    pname = "tup";
    version = "0.7.10";
    outputs = [ "bin" "man" "out" ];
  