anchor.diff: -{ stdenv, fetchgit, cmake, irrlicht3843, libpng, bzip2,
  -  libjpeg, libXxf86vm, mesa, openal, libvorbis, x11 }:
  +{ stdenv, fetchgit, cmake, irrlicht, libpng, bzip2, curl, libogg, jsoncpp
  +, libjpeg, libXxf86vm, mesa, openal, libvorbis, x11, sqlite }:
   
   let
  -  version = "0.4.4";
  +  version = "0.4.12";
     sources = {
       src = fetchgit {
  -      url = "https://github.com/celeron55/minetest.git";
  -      rev = "ab06fca4bed26f3dc97d5e5cff437d075d7acff8";
  -      sha256 = "033gajwxgs8dqxb8684waaav28s0qd6cd4rlzfldwgdbkwam9cb1";
  +      url = "https://github.com/minetest/minetest.git";
  +      rev = "7993a403f2c17a215e4895ba1848aaf69bb61980";
  +      sha256 = "04v6fd9r9by8g47xbjzkhkgac5zpik01idngbbx2in4fxrg3ac7c";
       };
       data = fetchgit {
  -      url = "https://github.com/celeron55/minetest_game.git";
  -      rev = "3928eccf74af0288d12ffb14f8222fae479bc06b";
  -      sha256 = "1gw2267bnqwfpnm7iq014y1vkb1v3nhpg1dmg9vgm9z5yja2blif";
  +      url = "https://github.com/minetest/minetest_game.git";
  +      rev = "03c00a831d5c2fd37096449bee49557879068af1";
  +      sha256 = "1qqhlfz296rmi3mmlvq1rwv7hq5w964w1scry095xaih7y11ycmk";
       };
     };
   in stdenv.mkDerivation {
  
positive.code:   src = sources.src;
  
    cmakeFlags = [
      "-DIRRLICHT_INCLUDE_DIR=${irrlicht3843}/include/irrlicht"
    ];
  
    buildInputs = [
      cmake irrlicht3843 libpng bzip2 libjpeg
      libXxf86vm mesa openal libvorbis x11
    ];
  
    postInstall = ''
  
negative.code:     cp -rv ${sources.data}/* $out/share/minetest/games/minetest_game/
    '';
  
    meta = with stdenv.lib; {
      homepage = http://minetest.net/;
      description = "Infinite-world block sandbox game";
      license = licenses.lgpl21Plus;
      platforms = platforms.linux;
      maintainers = with maintainers; [ jgeerds ];
    };
  }
  