INT 62 u - FGDRIVER v4.02 - "FG_GETCHAR" - GET CHARACTER FOR SCREEN POSITION
	AX = 003Dh
	BX = row
	CX = column
Return: AX = character 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=003Ah,AX=0096h,AX=00A6h,AX=00C8h