Int 2F Fn AD82  - Dos 3.3+ Keyb.com - Set Keyboard Mapping                 [K]

   AX = AD82h
   BL = new state
       00h US keyboard (Control-Alt-F1)
       FFh foreign keyboard (Control-Alt-F2)

Return: CF set on error (BL not 00h or FFh)
   CF clear if successful

Note:  this function was undocumented prior to the release of DOS 5.0

See Also: AX=AD80h,AX=AD81h,AX=AD83h