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Date:      Mon, 27 Oct 1997 08:29:38 -0800 (PST)
From:      "Jonathan M. Bresler" <jmb>
To:        steve@visint.co.uk (Stephen Roome)
Cc:        freebsd-questions@freebsd.org
Subject:   Re: 2000 Compliance / dates / time libs
Message-ID:  <199710271629.IAA00243@hub.freebsd.org>
In-Reply-To: <Pine.BSF.3.95.1000229000941.14077A-100000@dylan.visint.co.uk> from "Stephen Roome" at Feb 29, 0 00:13:57 am

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Stephen Roome wrote:
> 
> 
> I just set my clock to february 29 2000. Is this valid ?

	the algorithm, as i understand it is:

	if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0))
		it is a leap year.

	this is only good back till the switch from julian to gregorian
	calendars.
jmb	



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