wvstreams-dev.tcz
   wvstreams.tcz
      openssl.tcz
      readline.tcz
         ncursesw.tcz
   openssl-dev.tcz
      openssl.tcz
   readline-dev.tcz
      readline.tcz
         ncursesw.tcz
      ncursesw-dev.tcz
         ncursesw.tcz