 Consequently, use of this option should no longer be required
      for large grammars.

  </dd><dt><tt>-nowarn</tt>        
  </dt><dd>This options causes all warning messages (as opposed to error messages)
      produced by the system to be suppressed.

  </dd><dt><tt>-nosummary</tt>     
  </dt><dd>Normally, the system prints a summary listing such things as the 
      number of terminals, non-terminals, parse states, etc. at the end of
      its run.  This option suppresses that summary.

  </dd><dt><t