Int 10 Fn CD01  - Video - Ultravision - Set Palette Locking Status (color  [V]

   AX = CD01h
   CL = palette locking value
       00h none
       01h text modes only (02h,03h)
       FFh all modes (all standard color text and graphics modes)

Notes: intended for video modes with 16 or fewer colors

See Also: AX=1000h,AX=1002h,AX=CD00h,AX=CD03h