LXCIR(ix.i2.r, iy.i2.r, irad.i2.r [,kolor.i2.r])

	This routine draws a circle on the LX color graphics display window
	with center at (IX,IY), a radius of IRAD pixels and color code of
	KOLOR.  See the descriptions of the LXPNT and LXMODE routines for
	information on how color codes are used.  The circle will be filled
	or unfilled depending upon the most recent call to LXRCMD.