Fix a variety of grammar and style nits
PR: docs/165841 Submitted by: Robert Simmons <rsimmons0@gmail.com> Approved by: brd MFC after: 1 week
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@ -24,12 +24,12 @@
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.\"
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.\" $FreeBSD$
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.\"
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.Dd April 4, 1996
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.Dd March 8, 2012
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.Dt ADJKERNTZ 8
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.Os
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.Sh NAME
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.Nm adjkerntz
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.Nd "adjust local time CMOS clock to reflect time zone changes and keep current timezone offset for the kernel"
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.Nd adjust the local time CMOS clock to reflect time zone changes and keep the current timezone offset for the kernel
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.Sh SYNOPSIS
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.Nm
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.Fl i
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@ -39,23 +39,21 @@
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The
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.Nm
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utility maintains the proper relationship between the kernel clock, which
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is always set to UTC, and the CMOS clock, which may be set to local
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time.
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is always set to UTC and the CMOS clock, which may be set to local time.
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The
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.Nm
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utility also informs the kernel about machine timezone shifts to
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utility also informs the kernel about machine timezone shifts in order to
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maintain proper timestamps for local time file systems such as the MS-DOS
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file system.
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The main purpose of this thing is not general fixing of
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initially broken MS-DOS file timestamp idea but keeping
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the same timestamps between
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The main purpose of maintaining these timestamps properly is to keep the
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timestamps of a
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.Fx
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MS-DOS file system
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and MS-DOS operating system installed on the same
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machine.
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MS-DOS file system and an MS-DOS operating system synchronized when they are
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installed on the same system rather than fixing broken MS-DOS file
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timestamps.
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If the file
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.Pa /etc/wall_cmos_clock
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exists, it means that CMOS clock keeps local time (MS-DOS and MS-Windows
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exists, it means that the CMOS clock keeps local time (MS-DOS and MS-Windows
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compatible mode).
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If that file does not exist, it means that the CMOS clock keeps UTC time.
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The
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@ -86,7 +84,7 @@ reads the local time from it
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and sets the kernel clock to the corresponding UTC time.
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The
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.Nm
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utility also stores the local time zone offset into the
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utility also stores the local time zone offset in the
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.Pa machdep.adjkerntz
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kernel variable, for use by subsequent invocations of
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.Em "'adjkerntz -a'"
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@ -94,7 +92,7 @@ and by local time file systems.
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.Pp
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For a local time CMOS clock
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.Em "'adjkerntz -i'"
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pauses, and remains inactive as a background daemon until it
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pauses and remains inactive as a background daemon until it
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receives a SIGTERM.
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The SIGTERM will normally be sent by
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.Xr init 8
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@ -120,7 +118,7 @@ time zone offset, and the changed time zone rule to
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calculate a new time zone offset.
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It stores the new offset into the
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.Pa machdep.adjkerntz
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kernel variable, and updates the wall CMOS clock to the new local time.
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kernel variable and updates the wall CMOS clock to the new local time.
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If
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.Em "'adjkerntz -a'"
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was started at a nonexistent time (during a timezone change), it exits
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