anchor.diff:      description = "Daemon for exposing legacy ALSA sequencer applications in JACK MIDI system";
       license = licenses.gpl2;
       maintainers = [ maintainers.goibhniu ];
  -    platforms = [ "i686-linux" "x86_64-linux" ];
  +    platforms = [ "i686-linux" "x86_64-linux" "aarch64-linux" ];
     };
   }
  
positive.code:   version = "8";
  
    src = fetchurl {
      url = "https://repo.or.cz/a2jmidid.git/snapshot/7383d268c4bfe85df9f10df6351677659211d1ca.tar.gz";
      sha256 = "06dgf5655znbvrd7fhrv8msv6zw8vk0hjqglcqkh90960mnnmwz7";
    };
  
  
negative.code: 
    patches = [
      (fetchpatch {
        url = "https://github.com/linuxaudio/a2jmidid/commit/24e3b8e543256ae8fdfb4b75eb9fd775f07c46e2.diff";
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        url = "https://github.com/linuxaudio/a2jmidid/commit/7f82da7eb2f540a94db23331be98d42a58ddc269.diff";
        sha256 = "1nab9zf0agbcj5pvhl90pz0cx1d204d4janqflc5ymjhy8jyrsdv";
      })
      (fetchpatch {
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