Int 15 Fn 5380  - Apm Sl Enhanced V1.0 - Set Suspend/global Standby Mode   [p]

   AX = 5380h
   BH = 01h
   BL = sustdbymode (see #0407)

Return: CF clear if successful

See Also: AX=5380h/BH=00h,AX=5380h/BH=7Fh