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Path: euryale.cc.adfa.oz.au!newshost.anu.edu.au!harbinger.cc.monash.edu.au!news.rmit.EDU.AU!news.unimelb.EDU.AU!munnari.OZ.AU!spool.mu.edu!howland.reston.ans.net!newsfeed.internetmci.com!info.ucla.edu!news.cs.ucla.edu!twinsun!not-for-mail From: eggert@twinsun.com (Paul Eggert) Newsgroups: comp.unix.bsd.misc,comp.unix.bsd.freebsd.misc,comp.unix.misc Subject: Re: Daylight Savings Time question Date: 10 Apr 1996 12:18:08 -0700 Organization: Twin Sun Inc, El Segundo, CA, USA Lines: 14 Message-ID: <4kh1hg$1mp@shade.twinsun.com> References: <4kbo2v$8i8@Mars.mcs.com> Xref: euryale.cc.adfa.oz.au comp.unix.bsd.misc:671 comp.unix.bsd.freebsd.misc:16951 comp.unix.misc:21891 mikebo@MCS.COM (Michael Borowiec) writes: >I thought I remembered hearing something about the start/stop dates >for Daylight Savings having changed sometime over the past 15 years. Yes. The old (1976-1986) rule was the last Sunday in April. Starting 1987, it was the first Sunday in April. >Is there a way to easily fix this. Replace the localtime/gmtime functions in libc with the source code and tables available from ftp://elsie.nci.nih.gov/pub/tz*. That code originally ran under 4.2BSD, and it should still run (though it probably hasn't been ported to a 4.2BSD host in quite some time!).