libchewing-dev.tcz
   libchewing.tcz
      sqlite3.tcz
   libtool-dev.tcz
      libtool.tcz
         libltdl.tcz
   ncurses-dev.tcz
      ncurses.tcz
   sqlite3-dev.tcz
      sqlite3-bin.tcz
         sqlite3.tcz
         readline.tcz
            ncurses.tcz
      readline-dev.tcz
         readline.tcz
            ncurses.tcz
         ncurses-dev.tcz
            ncurses.tcz