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From: charlie@mica.stat.washington.edu (Charlie Geyer)
Newsgroups: comp.lang.c
Subject: Re: Day of week routine
Message-ID: <1474@uw-entropy.ms.washington.edu>
Date: 1 Jun 89 23:47:41 GMT
References: <234@zeek.UUCP> <322@xdos.UUCP> <FLEE.89May22191959@shire.cs.psu.edu> <1989May29.232954.25638@utzoo.uucp> <107107@sun.Eng.Sun.COM> <1989May30.155016.11099@utzoo.uucp> <534@bnr-fos.UUCP> <1989Jun1.160913.8849@utzoo.uucp>
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In response to Henry Spencer's question

> What will happen when the 32-bit Unix date goes negative in mid-January
> 2038 does not bear thinking about ... :-)

David Gibbs in article <534@bnr-fos.UUCP> dgibbs@bcars115.UUCP replies

> Nothing of course, because nobody (but nobody) will be using piddly little
> 32-bit machines in 2038.

To which Henry replies
 
> Dream on ... :-)  The transition from 32 to 64 is going to be long
> and painful; I predict that there will still be plenty of 32-bit
> machines serving in secondary roles in 2038.

What's more, the 64 bit hardware will all be running 32 bit software.
Count on it.