compile-essentials.tcz
   autoconf.tcz
      perl5.tcz
   automake.tcz
      autoconf.tcz
         perl5.tcz
   bash.tcz
      ncurses.tcz
   glibc_base-dev.tcz
   glibc_apps.tcz
   glibc_add_lib.tcz
   glibc_gconv.tcz
   grep.tcz
      pcre.tcz
         bzip2-lib.tcz
   file.tcz
   gcc.tcz
      isl.tcz
         gmp.tcz
      mpc.tcz
         mpfr.tcz
            gmp.tcz
   libtool.tcz
      libltdl.tcz
   linux-4.1.y_api_headers.tcz
   m4.tcz
   make.tcz
   patch.tcz
   zlib_base-dev.tcz
   binutils.tcz
      flex.tcz