anchor.diff:      homepage = "https://github.com/flatpak/libportal";
       license = licenses.lgpl3Plus;
       maintainers = with maintainers; [ jtojnar ];
  -    platforms = platforms.linux;
  +    platforms = platforms.unix;
     };
   }
  
positive.code:     rev = version;
      sha256 = "sha256-wDDE43UC6FBgPYLS+WWExeheURCH/3fCKu5oJg7GM+A=";
    };
  
    nativeBuildInputs = [
      meson
  
negative.code: { stdenv
  , lib
  , fetchFromGitHub
  , fetchpatch
  , meson
  , ninja
  , pkg-config
  