t.

        Valid current values for *mode* are::

           i = the package will be installed
           u = the package will be an update
           e = the package will be erased
           r = the package will be reinstalled
           d = the package will be a downgrade
           o = the package will be obsoleting another package
           ud = the package will be updated
           od = the package will be obsoleted
        NrB