fntchr(x.i4.r, y.i4.r, char_num.i4.r, color.i4.r,
	       [,size.i4.r] [,rotation.i4.r] [,backgd_color.i4.r])

	fntchr_c(x.i4.v, y.i4.v, char_num.i4.v, color.i4.v,
		 [,size.i4.v] [,rotation.i4.v] [,backgd_color.i4.v])

	This routine allows the user to display special graphics characters
	on the current graphics screen from a user-definable font.

	x, y		position of lower left hand corner of character
	char_num	character number / font entry (max is LXFONT_MAXCHAR)
	color		color of character (constants are in cnsparam)
	[size]		character size (1-LXFONT_MAXSIZ) (default is 1)
	[rotation]	character rotation
			(LXFONT_LEFT_TO_RIGHT -> left to right (default),
			 LXFONT_UP -> first character at bottom,
			 LXFONT_DOWN -> first character at the top,
			 LXFONT_RIGHT_TO_LEFT -> upside down and backwards)
	[backgd_color]	background color
			(default is LXFONT_NOBACK which leaves the
			 background as it is)

	This function requires the following include files:

	cnsparam_h, cbslib_h

	Related functions:

	lxchar(_c), lxfont(_c), lxstring_c, lx_colored_string_c,
	read_graphic_font, save_graphic_font_c