Int 10 Fn 10F2  u - Video - Tseng Et-4000 Bios - Check If Hicolor Mode/se  [V]

   AX = 10F2h
   BL = function
       00h get current HiColor mode
       01h set 15-bit HiColor mode
       02h set 16-bit HiColor mode

Return: AX = 0010h if supported
       BL = video mode type
       00h not in HiColor mode
       01h 15-bit RGB mode
       02h 16-bit RGB mode
       03h 24-bit RGB mode
Desc:  determine whether the display is in a graphics mode with 15 or more
     bits per pixel color resolution

Note:  set (BL=01h/02h) only works if already in a HiColor mode

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