INT 62 u - FGDRIVER v4.02 - "FG_DRECT" - DRAW DITHERED RECTANGLE IN SCRN SPACE
	AX = 0023h
	BX = screen space column of left edge
	CX = screen space column of right edge
	DX = screen space row of top edge
	SI = screen space row of bottom edge
	ES:DI -> dithering matrix (video-mode dependent)
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 text modes
SeeAlso: AX=0006h,AX=0008h,AX=0013h,AX=003Ch,AX=0089h,AX=009Bh