anchor.diff:    doCheck = true;
   
     postInstall = ''
  -    mkdir -p $test/bin
  -    cp -a test/* $test/bin/
       mkdir -p $out/share
       cp -a doc $out/share/
       cp -a README AUTHORS TODO $out/share/doc/
  +  '' + stdenv.lib.optionalString (stdenv.hostPlatform == stdenv.buildPlatform) ''
  +    mkdir -p $test/bin
  +    cp -a test/* $test/bin/
     '';
   
     preFixup = ''
  
positive.code:     sha256 = "0gzpdgfwzlqj2n3amf2zhi2hlpa412878yphgx79y6b5gn1y1lm2";
    };
  
    outputs = [ "out" "man" "test" ];
  
    nativeBuildInputs = [
      autoreconfHook
  
negative.code: 
    checkInputs = [ openssl ];
  
    # wrapPython wraps the scripts in $test. They pull in gobject-introspection,
    # which doesn't cross-compile.
    pythonPath = stdenv.lib.optionals (stdenv.hostPlatform == stdenv.buildPlatform) [
      python3Packages.dbus-python
      python3Packages.pygobject3
    ];
  