INT 62 u - FGDRIVER v3.03+ - "FG_BESTMODE" - GET BEST VIDEO MODE GIVEN RESOLUTN
	AX = 0005h
	BX = horizontal resolution
	CX = vertical resolution
	DX = number of video pages required (both physical and virtual)
Return: AX = proposed video mode number or FFFFh if no matching video mode
Notes:	the FGDRIVER functions are rearranged with each major release, but
	  their parameters do not change (see #03474)
	You must first call "FG_SVGAINIT" (see AX=00C1h) to get SVGA(Super VGAVideo Graphics Array) A video adapter capable of higher resolution (pixels and/or colors) than the 320x200x256 and 640x480x16 which IBMInternational Busiuness Machines's VGAVideo Graphics Array adapter is capable of producing.  See also VESA. video
	  modes
SeeAlso: AX=0004h,AX=004Bh,AX=00B0h,AX=00C1h,AX=00C7h