Int 62 Fn 0043  u - Fgdriver V4.02 - "fg_gethpage" - Get Current Hidden V  [V]

   AX = 0043h

Return: AX = current hidden video page number (0000h-003Fh)

Note:  the FGDRIVER functions are rearranged with each major release, but
     their parameters do not change (see #3145 at AX=0000h)

See Also: AX=004Ch,AX=0050h,AX=00AEh