Int 10 Fn 1F00  - Video - Xga - Get Dmqs (display Mode Query And Set) Dat  [V]

   AX = 1F00h

Return: AL = 1Fh if supported
       BX = number of bytes of DMQS data

Note:  not supported on the original IBM XGA, only on XGA-NI (non-interlaced)
     and later models.

See Also: AX=1F01h