anchor.diff:  
     src = fetchurl {
       url = "http://opencircuitdesign.com/xcircuit/archive/${name}.tgz";
  -    sha256 = "1kj9hayipplzm4960kx48vxddqj154qnxkccaqj9cnkp62b7q3jg";
  +    sha256 = "1h1ywc3mr7plvwnhdii2zgnnv5ih2nhyl4qbdjpi83dq0aq1s2mn";
     };
   
     nativeBuildInputs = [ autoreconfHook automake pkgconfig ];
  
positive.code: , cairo, ghostscript, ngspice, tcl, tk, xorg, zlib }:
  
  let
    version = "3.9.73";
    name = "xcircuit-${version}";
    inherit (stdenv.lib) getBin;
  
  
negative.code:     homepage = http://opencircuitdesign.com/xcircuit;
      license = licenses.gpl2;
      platforms = platforms.linux;
      maintainers = with maintainers; [ spacefrogg thoughtpolice ];
    };
  }
  