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32 .\" @(#)timezone.3 8.2 (Berkeley) 4/19/94
33 .\" $FreeBSD: src/lib/libc/gen/timezone.3,v 1.9 2002/12/19 09:40:21 ru Exp $
34 .\"
35 .Dd April 19, 1994
36 .Dt TIMEZONE 3
37 .Os
38 .Sh NAME
39 .Nm timezone
40 .Nd return the timezone abbreviation
41 .Sh LIBRARY
42 .Lb libc
43 .Sh SYNOPSIS
44 .Ft char *
45 .Fn timezone "int zone" "int dst"
46 .Sh DESCRIPTION
47 .Bf Sy
48 This interface is for compatibility only; it is impossible to reliably
49 map timezone's arguments to a time zone abbreviation.
50 See
51 .Xr ctime 3 .
52 .Ef
53 .Pp
54 The
55 .Fn timezone
56 function returns a pointer to a time zone abbreviation for the specified
57 .Fa zone
58 and
59 .Fa dst
60 values.
61 The
62 .Fa zone
63 argument
64 is the number of minutes west of GMT and
65 .Fa dst
66 is non-zero if daylight savings time is in effect.
67 .Sh SEE ALSO
68 .Xr ctime 3
69 .Sh HISTORY
70 A
71 .Fn timezone
72 function appeared in
73 .At v7 .