pax.tcz
   coreutils.tcz
      gmp.tcz
      libacl.tcz
         libattr.tcz
      bash.tcz
         readline.tcz
            ncurses.tcz
   squashfs-tools.tcz
      liblzma.tcz
      lzo.tcz
      zstd.tcz
         libzstd.tcz
         liblzma.tcz
         liblz4.tcz