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@(#)tra.1 4.1 (Berkeley) 04/29/85

C The ``tra'' command is obsolete. Use the ``f'' (file) keyletter to the ``tail'' command instead. Thus ``tra errs'' is similar to ``tail -f errs'', and you can now say, e.g. ``tail -10f errs'' to start the watch with the current last 10 lines.