INT 62 u - FGDRIVER v4.02 - "FG_GETATTR" - GET CHARACTER ATTRIB FOR POSITION
	AX = 003Ah
	BX = row
	CX = column
Return: AX = character attribute at specified location on active video page
Notes:	the FGDRIVER functions are rearranged with each major release, but
	  their parameters do not change (see #03474 at AX=0000h)
	This call is ignored in graphics modes
SeeAlso: AX=000Bh,AX=003Dh,AX=0040h,AX=00A6h