anchor.diff:      "-D sdl=true"
       "-D elua=true"
       "-D bindings=lua,cxx"
  +    # for wayland client support
  +    "-D wl=true"
  +    "-D drm=true"
     ];
   
     patches = [
  
positive.code:   mesonFlags = [
      "--buildtype=release"
      "-D build-tests=false" # disable build tests, which are not working
      "-D drm=true"
      "-D ecore-imf-loaders-disabler=ibus,scim" # ibus is disabled by default, scim is not availabe in nixpkgs
      "-D embedded-lz4=false"
      "-D fb=true"
  
negative.code:     openssl
      systemd
      udev
      wayland-protocols
      xorg.libX11
      xorg.libXcursor
      xorg.xorgproto
  