---------------------------------------------------------------------------
  titlewindow                                                           WNDWC
  ---------------------------------------------------------------------------
  Function       Places a title on the current window.
  Syntax         void titlewindow( int toporbottom, int justify,
                                   int titleattr, char *title );
  Remarks        There are six positions where the title can be placed in any
                 combination of TOP or BOTTOM, and LEFT, CENTER, or RIGHT.
                 titleattr is the title attribute (SAMEATTR is permitted).
                 The titles can be written to hidden windows or virtual
                 screens as well.  titleofs can be adjusted for
                 justification.
  Return value   None.
  Screens        All video pages.
  EOS            Unaltered.