anchor.diff:      comment     = "Puzzle game about witty fish saving the world sokoban-style";
       categories  = "Game;LogicGame;";
     }) ];
  -  postInstall=''
  -    # Install game data
  -    mkdir -p "$out/share/games/fillets-ng/"
  -    tar -xf ${data} -C "$out/share/games/fillets-ng/" --strip-components=1
  -    
  -    # Install game icon
  +
  +  postInstall = ''
  +    mkdir -p $out/share/games/fillets-ng
  +    tar -xf ${data} -C $out/share/games/fillets-ng --strip-components=1
       install -Dm644 ${./icon.xpm} $out/share/pixmaps/fish-fillets-ng.xpm
     '';
  -  meta = {
  +
  +  meta = with lib; {
       inherit version;
       description = ''A puzzle game'';
  -    license = stdenv.lib.licenses.gpl2Plus;
  -    maintainers = [stdenv.lib.maintainers.raskin];
  -    platforms = stdenv.lib.platforms.linux;
  +    license = licenses.gpl2Plus;
  +    maintainers = with maintainers; [ raskin ];
  +    platforms = platforms.linux;
       homepage = "http://fillets.sourceforge.net/";
     };
   }
  
positive.code:     url = "mirror://sourceforge/fillets/fillets-ng-data-${version}.tar.gz";
      sha256 = "169p0yqh2gxvhdilvjc2ld8aap7lv2nhkhkg4i1hlmgc6pxpkjgh";
    };
    nativeBuildInputs = [ pkgconfig copyDesktopItems ];
    buildInputs = [SDL lua5_1 SDL_mixer SDL_image SDL_ttf];
    desktopItems = [ (makeDesktopItem {
      name = "fish-fillets-ng";
      exec = "fillets";
  
negative.code: { lib, stdenv, fetchurl, makeDesktopItem, copyDesktopItems, SDL, lua5_1, pkg-config, SDL_mixer, SDL_image, SDL_ttf }:
  
  stdenv.mkDerivation rec {
    pname = "fish-fillets-ng";
    version = "1.0.1";
  
    src = fetchurl {
      url = "mirror://sourceforge/fillets/fillets-ng-${version}.tar.gz";
      sha256 = "1nljp75aqqb35qq3x7abhs2kp69vjcj0h1vxcpdyn2yn2nalv6ij";
  