anchor.diff:    ++ flag alsaSupport "alsa"
     ++ flag pulseaudioSupport "pulseaudio"
     ++ flag ffmpegSupport "ffmpeg"
  +  ++ flag jemallocSupport "jemalloc"
     ++ flag gssSupport "negotiateauth"
     ++ flag webrtcSupport "webrtc"
     ++ flag crashreporterSupport "crashreporter"
  
positive.code:     "--disable-tests"
      "--disable-necko-wifi" # maybe we want to enable this at some point
      "--disable-updater"
      "--enable-jemalloc"
      "--enable-default-toolkit=${default-toolkit}"
      "--with-libclang-path=${llvmPackages.libclang.lib}/lib"
      "--with-system-nspr"
  
negative.code: , ltoSupport ? (stdenv.isLinux && stdenv.is64bit), overrideCC, buildPackages
  , gssSupport ? true, libkrb5
  , pipewireSupport ? waylandSupport && webrtcSupport, pipewire
  , jemallocSupport ? true, jemalloc
  
  ## privacy-related options
  
  