anchor.diff:      openjpeg
       poppler
       utillinux
  +    wayland
       xorg.libXScrnSaver
       xorg.libXcomposite
       xorg.libXdamage
  
positive.code:     "-D sdl=true"
      "-D elua=true"
      "-D bindings=lua,cxx"
    ];
  
    patches = [
  
negative.code:     openssl
      systemd
      udev
      wayland-protocols
      xorg.libX11
      xorg.libXcursor
      xorg.xorgproto
  