anchor.diff:    name = "amrnb-11.0.0.0";
   
     # http://www.3gpp.org/DynaReport/26104.htm
  -  # NOTE: When updating amrnb-3gpp, update every instance of 26104-d00 to the
  +  # NOTE: When updating amrnb-3gpp, update every instance of 26104-e00 to the
     #       updated file name.
     amrnb_3gpp = fetchurl {
  -    # Rel-13
  -    url = "http://www.3gpp.org/ftp/Specs/archive/26_series/26.104/26104-d00.zip";
  -    multihash = "QmWFJTCdcERKsPwkkWLGhRhz54QEosYWmVJpxTkKw3CFuh";
  -    sha256 = "d5447f8a672243dd9db32ba64fd69181da725cac1f7b347c0af95d9949a47619";
  +    # Rel-14
  +    url = "http://www.3gpp.org/ftp/Specs/archive/26_series/26.104/26104-e00.zip";
  +    multihash = "QmaQRi5VKMGgRTgxhjARAbNB5aTgKCLpskfCvg3QwEoGH9";
  +    sha256 = "5d0c70576cea76bf200c6412306a6152758391b1aa40e7e14271169bbafa9125";
     };
   
     src = fetchurl {
  
positive.code: { stdenv
  , fetchurl
  , unzip
  }:
  
  
negative.code:   ];
  
    preConfigure = ''
      cp -v $amrnb_3gpp 26104-e00.zip
    '';
  
    meta = with lib; {
      description = "AMR Narrow-Band Codec";
      homepage = http://www.penguin.cz/~utx/amr;
      # The wrapper code is free, but not the libraries from 3gpp.
  