makeColorPair (fg, bg) int fg; int bg;
makeColorPair (int fg, int bg)
makeColorPair (fg, bg)	int fg;	int bg;{	unsigned my_bg = (bg >= 0) && (bg < 16) ? bg : 0;	unsigned my_fg = (fg >= 0) && (fg < 16) ? fg : my_bg;	return (my_fg << 4) | my_bg;}