Int 10 Fn 4E05  - Vesa Xga Bios Extensions - Set Feature Connector State   [V]

   AX = 4E05h
   BX = Feature Connector State (see #0074)
   DX = XGA handle

Return: AL = 4Eh if function supported
   AH = status
       00h  function successful
       else error code

See Also: AX=4E00h,AX=4E06h

Bitfields for XGA Feature Connector State:
Bit(s) Description (Table 0074)
 0 Feature Connector is enabled
 1 Feature Connector is in Output Mode rather than Input Mode
 2-15  reserved (0)