The information in this document is  subject  to  change  without
     notice  and  should  not  be construed as a commitment by Digital
     Equipment Corporation or by DECUS.

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     Neither Digital Equipment Corporation,  DECUS,  nor  the  authors
     assume  any  responsibility  for  the  use or reliability of this
     document or the described software.

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                     Copyright \copyright 1979, 1985 TECO SIG
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               General permission to copy or modify, but not
               for  profit, is hereby granted, provided that
               the above copyright notice  is  included  and
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               privileges were granted by the \hbox{TECO SIG}.