Int 10 Fn 10F2  u - Video - Tseng Et-4000 BIOS - Check If In Hicolor Mode  [V]

   AX = 10F2h
   BL = 00h

Return: AX = 0010h if supported
   BL = video mode type
       00h normal
       else HiColor mode
Desc:  determine whether the display is in a graphics mode with 15 or more
     bits per pixel color resolution

See Also: AH=0Fh,AX=10F0h,AX=10F1h