Int 16 Fn CA00  - Ctrlalt Associates Vgapal.com V1.00 - Installation Chec  [V]

   AX = CA00h
   BX = 7670h ("vp")
   CX = 7670h

Return: AX = CAFFh if installed
       BX = segment of resident code
       CX = ??? (0090h)
Program: VGAPAL is a TSR supplied with STACKEY which makes VGA palette
     settings permanent across mode switches

See Also: AX=CA00h/BX=6570h