anchor.diff:  
     meta = with lib; {
       description = "Command line archiver utility";
  -    homepage = "https://7zip.org";
  +    homepage = "https://7-zip.org";
       license = licenses.lgpl21Plus;
       maintainers = with maintainers; [ anna328p peterhoeg ];
       platforms = platforms.linux;
  
positive.code: { stdenv, lib, fetchurl, p7zip }:
  
  stdenv.mkDerivation rec {
    pname = "7zz";
    version = "21.07";
  
negative.code: 
    sourceRoot = "CPP/7zip/Bundles/Alone2";
  
    makeFlags = lib.optionals useUasm [ "MY_ASM=uasm" ];
  
    makefile = "../../cmpl_gcc${platformSuffix}.mak";
  
    nativeBuildInputs = [ p7zip ] ++ lib.optionals useUasm [ uasm ];
  
    enableParallelBuilding = true;
  
    installPhase = ''
      runHook preInstall
  
      install -Dm555 -t $out/bin b/g${platformSuffix}/7zz
      install -Dm444 -t $out/share/doc/${pname} ../../../../DOC/*.txt
  
      runHook postInstall
  