xbindkeys.tcz
   libX11.tcz
      libxcb.tcz
         libXau.tcz
         libXdmcp.tcz
   guile.tcz
      libunistring.tcz
      gmp.tcz
      gc.tcz
         libatomic_ops.tcz
      readline.tcz
         ncursesw.tcz
      libffi.tcz
      libltdl.tcz