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1 .\"
2 .\" @(#)zdump.8 7.3
3 .\" $FreeBSD: src/usr.sbin/zic/zdump.8,v 1.10 2004/06/20 21:41:11 stefanf Exp $
4 .\"
5 .Dd June 20, 2004
6 .Dt ZDUMP 8
7 .Os
8 .Sh NAME
9 .Nm zdump
10 .Nd timezone dumper
11 .Sh SYNOPSIS
12 .Nm
13 .Op Fl -version
14 .Op Fl v
15 .Op Fl c Ar cutoffyear
16 .Op Ar zonename ...
17 .Sh DESCRIPTION
18 The
19 .Nm
20 utility prints the current time in each
21 .Ar zonename
22 named on the command line.
23 .Pp
24 The following options are available:
25 .Bl -tag -width indent
26 .It Fl -version
27 Output version information and exit.
28 .It Fl v
29 For each
30 .Ar zonename
31 on the command line,
32 print the time at the lowest possible time value,
33 the time one day after the lowest possible time value,
34 the times both one second before and exactly at
35 each detected time discontinuity,
36 the time at one day less than the highest possible time value,
37 and the time at the highest possible time value,
38 Each line ends with
39 .Em isdst=1
40 if the given time is Daylight Saving Time or
41 .Em isdst=0
42 otherwise.
43 .It Fl c Ar cutoffyear
44 Cut off the verbose output near the start of the given year.
45 .El
46 .Sh "SEE ALSO"
47 .Xr ctime 3 ,
48 .Xr tzfile 5 ,
49 .Xr zic 8