/sys$common/syshlp/SHWCLHELP.HLB
SET, SCREEN
 *Conan The Librarian 

  Sets the maximum number of columns to be used by the display.
  Accepted range is 1 to 511.

  Note:  For certain types of terminals, character size is
         dependent on the number of columns per line and
         will change as the number of columns is increased
         or decreased.

  Format:  SET SCREEN = width
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