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