1.\" $NetBSD: timezone.3,v 1.10 1998/08/02 03:20:41 jeremy Exp $ 2.\" 3.\" Copyright (c) 1991, 1993 4.\" The Regents of the University of California. All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by the University of 17.\" California, Berkeley and its contributors. 18.\" 4. Neither the name of the University nor the names of its contributors 19.\" may be used to endorse or promote products derived from this software 20.\" without specific prior written permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32.\" SUCH DAMAGE. 33.\" 34.\" @(#)timezone.3 8.2 (Berkeley) 4/19/94 35.\" 36.Dd April 19, 1994 37.Dt TIMEZONE 3 38.Os 39.Sh NAME 40.Nm timezone 41.Nd return the timezone abbreviation 42.Sh LIBRARY 43.Lb libc 44.Sh SYNOPSIS 45.Ft char * 46.Fn timezone "int zone" "int dst" 47.Sh DESCRIPTION 48.Bf -symbolic 49.\" This interface is available from the compatibility library, libcompat; 50This interface is available for compatibility; 51it is impossible to reliably map timezone's arguments to a time zone 52abbreviation. 53See 54.Xr ctime 3 . 55.Ef 56.Pp 57The 58.Fn timezone 59function returns a pointer to a time zone abbreviation for the specified 60.Ar zone 61and 62.Ar dst 63values. 64.Ar Zone 65is the number of minutes west of GMT and 66.Ar dst 67is non-zero if daylight savings time is in effect. 68.Sh SEE ALSO 69.Xr ctime 3 70.Sh HISTORY 71A 72.Fn timezone 73function appeared in 74.At v7 . 75