anchor.diff:  
       # Winetricks
       fribidi
  -  ] ++ xorgDeps pkgs;
  +  ] ++ xorgDeps pkgs
  +    ++ extraLibraries pkgs;
   
     extraInstallCommands = ''
       mkdir -p $out/share
  
positive.code:     soundfont-fluid bzip2 game-music-emu
    ] ++ qt5Deps pkgs
      ++ gnomeDeps pkgs
      ++ lib.optional steamSupport pkgs.steam;
  
    multiPkgs = pkgs: with pkgs; [
      # Common
  
negative.code: { lib, buildFHSUserEnv, lutris-unwrapped
  , extraPkgs ? pkgs: [ ]
  , extraLibraries ? pkgs: [ ]
  , steamSupport ? true
  }:
  
  