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version option for calendar(1): % calendar -v calendar-20160601 % For reference, see: http://mail-index.netbsd.org/tech-userlevel/2016/06/02/msg010081.html
version option for calendar(1): % calendar -v calendar-20160601 % For reference, see: http://mail-index.netbsd.org/tech-userlevel/2016/06/02/msg010081.html