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  restoreborder                                                         WNDWC
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  Function       Restores the border to the original border style.
  Syntax         void restoreborder(void);
  Remarks        Reverses the effect of changeborder by replacing the current
                 border style back to the original.
  Return value   None.
  Screens        All video pages.
  EOS            Restored to CRT.
  Upon return    Forced to write to CRT.