mailutils.tcz
   readline.tcz
      ncursesw.tcz
   libltdl.tcz
   gnutls.tcz
      libgcrypt.tcz
         libgpg-error.tcz
      libtasn1.tcz
      nettle.tcz
         gmp.tcz
      p11-kit.tcz
         libffi.tcz
         libtasn1.tcz
   tcp_wrappers.tcz