K 10 svn:author V 2 cy K 8 svn:date V 27 2018-01-12T02:49:18.153652Z K 7 svn:log V 453 MFC 327737: USNO and possibly others have misinterpreted the maining of the leapseconds last-update field and incorrectly increment it when changing the file even though the leapsecond data has not changed. For instance, if a leapsecond file is obtained from USNO, when it expires it will not be replaced by a newer file from other sources because it has an incorrect later last-update (version). This corrects r304780. PR: 225029 Submitted by: ian END