anchor.diff:        x86_64-linux = "sha256-VFlZP5d6/YhzVIhveqMc4HfapBt0K/XjtqjCQNc514A=";
         aarch64-linux = "sha256-RfdMfimmoHG4ixBtUVJ/V+mDhQ9aD+yeohkeUMUP8Zg=";
         x86_64-darwin = "sha256-2Qgl3RdA4mMRTqR7o3Q86Zip5wtgvFp1vZn689FUtSI=";
  +      aarch64-darwin = "sha256-+eZVg+B5YYf+XnDhNd6OU4+yFM9GtyiavcAr/EXh7XE=";
       };
   
     dontConfigure = true;
  
positive.code:     '';
      license = licenses.asl20;
      maintainers = with maintainers; [ jk ];
      platforms = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" ];
    };
  }
  
negative.code:         x86_64-linux = "Linux-64bit";
          aarch64-linux = "Linux-arm64";
          x86_64-darwin = "macOS-64bit";
          aarch64-darwin = "macOS-arm64";
        }.${system} or (throw "Unsupported system: ${system}");
        fetchsrc = version: sha256: fetchzip {
          url = "https://github.com/vmware-tanzu/octant/releases/download/v${version}/octant_${version}_${suffix}.tar.gz";
  