anchor.diff:      sha256 = "d89d5ce7d2bf46fb062e5299ffd8b5d821dc3cb3462a0e7c1109edeee111d856";
     };
   
  -  nativeBuildInputs = [pkgconfig makeWrapper];
  +  configureFlags = [ "--with-system-luarocks" ];
  +
  +  nativeBuildInputs = [ autoconf automake pkgconfig makeWrapper ];
     buildInputs = [ harfbuzz icu fontconfig libiconv luaEnv ]
     ++ optional stdenv.isDarwin darwin.apple_sdk.frameworks.AppKit
     ;
  
positive.code:       technologies and borrowing some ideas from graphical systems
        such as InDesign.
      '';
      homepage = http://www.sile-typesetter.org;
      platforms = platforms.unix;
      license = licenses.mit;
    };
  
negative.code: { stdenv, darwin, fetchurl, makeWrapper, pkgconfig, autoconf, automake
  , harfbuzz, icu
  , fontconfig, lua, libiconv
  , makeFontsConf, gentium
  