VS_UndOn()           Returns the codes to turn "Underline" on

Description:

  VS_UndOn() returns the necessary codes to make the currently selected
  printer print in "Underline" mode.

Syntax:     

  c_CtrlCode = VS_UndOn()

Pass:       

  Nothing

Return:     

  c_CtrlCode is a character expression that will contain the
  necessary codes to make the currently selected printer print in
  "Underline" mode.

Notes:      

  If a printer has not yet been selected, VS_UndOn() will call
  VS_InitPrtr().

Example:    

  SET PRINT ON

     ? VS_UndOn()
     ? [This will be in "Underline" mode]
     ? [So will this]
     ? VS_UndOff()

  SET PRINT OFF

Usage: