anchor.diff:          gnumake
           go
           #goPackages.hugo.bin
  -        #goPackages.ipfs.bin
  +        ###goPackages.ipfs.bin
           #goPackages.lego.bin
           #goPackages.mc.bin
           #goPackages.minio.bin
           goPackages.nomad.bin
  -        goPackages.vault.bin
  +        #goPackages.vault.bin
           #icedtea8_web
           ninja
           nodejs
  
positive.code:         lame
          #libpng
          libvpx_head
          libvpx_next # AV1/AOMedia
          python3Packages.beets
          python3Packages.pycountry
          cdrtools
  
negative.code:     #  withX = false;
      #};
      ffmpeg_head = self.ffmpeg_head.override {
        fdk-aac = self.fdk-aac_head;
        flite = self.flite;
        libebur128 = self.libebur128;
        mfx-dispatcher = self.mfx-dispatcher;
  