* mln/border/mirror.hh,
	* mln/canvas/labeling/blobs.hh,
	* mln/canvas/labeling/generic.hh,
	* mln/canvas/labeling/sorted.hh,
	* mln/canvas/labeling/video.hh,
	* mln/data/stretch.hh,
	* mln/debug/put_word.hh,
	* mln/debug/trace.hh,
	* mln/draw/dashed_line.hh,
	* mln/draw/line.hh,
	* mln/labeling/colorize.hh,
	* mln/subsampling/antialiased.hh: Make use of this macro here.