BLITOTDSK        (Clipper)
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  Function : Total number of disk loads.

  Syntax   : nlValue = BLITOTDSK()

  Return   : Number of times an overlay call required a disk load.

  This function returns the total number of procedure calls handled by the
  Blinker overlay manager since the program was loaded which required an
  overlaid procedure to be loaded from disk.

  Note: This function is only enabled when the command BLINKER CLIPPER
  PROFILE ON is specified.

  Example  :
  *  Get the total number of overlay disk loads.
  *
  ? "The total procedure disk loads is:"
  ?? BLITOTDSK()