anchor.diff:  , libGLU
   , mesa
   , libintl
  +, lcms2
   , libmanette
   , openjpeg
   , enableGeoLocation ? true
  
positive.code:     "-DPORT=GTK"
      "-DUSE_LIBHYPHEN=OFF"
      "-DUSE_WPE_RENDERER=OFF"
    ] ++ lib.optionals stdenv.isDarwin [
      "-DENABLE_GAMEPAD=OFF"
      "-DENABLE_GTKDOC=OFF"
  
negative.code:     libGLU
      mesa # for libEGL headers
      libgcrypt
      libgpg-error
      libidn
      libintl
      lcms2
    ] ++ lib.optionals stdenv.isLinux [
      libmanette
    ] ++ [
  