INT 62 u - FGDRIVER v4.02 - "FG_ELLIPSE" - DRAW UNFILLED ELLIPSE IN SCRN SPACE
	AX = 0026h
	BX = horizontal semi-axis length in screen space units
	CX = vertical semi-axis length in screen space units
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
	The ellipse is centered at the current graphics cursor position
SeeAlso: AX=0006h,AX=000Dh,AX=0027h,AX=008Fh,AX=0093h