gnutls-dev.tcz
   gnutls.tcz
      p11-kit.tcz
         libffi.tcz
         libtasn1-4.tcz
      nettle.tcz
         gmp.tcz
   p11-kit-dev.tcz
      p11-kit.tcz
         libffi.tcz
         libtasn1-4.tcz
      libffi-dev.tcz
         libffi.tcz
      libtasn1-4-dev.tcz
         libtasn1-4.tcz
   nettle-dev.tcz
      nettle.tcz
         gmp.tcz
      gmp-dev.tcz
         gmp.tcz