R-data.tcz
   R.tcz
      bzip2-lib.tcz
      curl.tcz
         ca-certificates.tcz
            openssl.tcz
         libzstd.tcz
      gfortran-lib.tcz
         gcc_libs.tcz
      icu67.tcz
      liblzma.tcz
      libtirpc.tcz
      pcre2.tcz
      readline.tcz
         ncursesw.tcz