anchor.diff:    ];
   
     fetchAttrs = {
  -    sha256 = "0f7mls2zrpjjvbz6pgkzrvr55bv05xn2l76j9i1r0cf367qqfkz8";
  +    sha256 = {
  +      x86_64-linux = "0f7mls2zrpjjvbz6pgkzrvr55bv05xn2l76j9i1r0cf367qqfkz8";
  +      aarch64-linux = "1l3ls47z20xrw6x9qps5jm7vq50xb1acv9gczfdrj9hw6jybgwgg";
  +    }.${stdenv.system} or (throw "unsupported system ${stdenv.system}");
       dontUseCmakeConfigure = true;
       dontUseGnConfigure = true;
       preInstall = ''
  
positive.code:     "--noexperimental_strict_action_env"
      "--cxxopt=-Wno-maybe-uninitialized"
      "--cxxopt=-Wno-uninitialized"
    ];
  
    passthru.tests = {
  
negative.code:     description = "Cloud-native edge and service proxy";
      license = licenses.asl20;
      maintainers = with maintainers; [ lukegb ];
      platforms = [ "x86_64-linux" "aarch64-linux" ];
    };
  }
  