anchor.diff:    configurePhase = ''
       runHook preConfigure
   
  -    ./genMakefiles ${{
  -      x86_64-darwin = "macosx-catalina";
  -      i686-linux = "linux";
  -      x86_64-linux = "linux-64bit";
  -      aarch64-linux = "linux-64bit";
  -    }.${stdenv.hostPlatform.system} or (throw "Unsupported platform ${stdenv.hostPlatform.system}")}
  +    ./genMakefiles ${
  +      if stdenv.isLinux then
  +        "linux"
  +      else if stdenv.isDarwin then
  +        "macosx-catalina"
  +      else
  +        throw "Unsupported platform ${stdenv.hostPlatform.system}"}
   
       runHook postConfigure
     '';
   
  -  installPhase = ''
  -    runHook preInstall
  -
  -    for dir in BasicUsageEnvironment groupsock liveMedia UsageEnvironment; do
  -      install -dm755 $out/{bin,lib,include/$dir}
  -      install -m644 $dir/*.a "$out/lib"
  -      install -m644 $dir/include/*.h* "$out/include/$dir"
  -    done
  -
  -    runHook postInstall
  -  '';
  +  makeFlags = [
  +    "DESTDIR=${placeholder "out"}"
  +    "PREFIX="
  +  ];
   
     enableParallelBuilding = true;
   
  
positive.code:       "https://download.videolan.org/contrib/live555/live.${version}.tar.gz"
        "mirror://sourceforge/slackbuildsdirectlinks/live.${version}.tar.gz"
      ];
      sha256 = "sha256-bwwfinHOtQa8v5abArSww2l7ThXa623LqYcsh0XOksY=";
    };
  
    nativeBuildInputs = lib.optional stdenv.isDarwin darwin.cctools;
  
negative.code:     license = licenses.lgpl21Plus;
      maintainers = with maintainers; [ AndersonTorres ];
      platforms = platforms.unix;
    };
  }
  