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Date:      Tue, 8 Oct 2013 21:32:37 +0000 (UTC)
From:      Dru Lavigne <dru@FreeBSD.org>
To:        doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org
Subject:   svn commit: r42904 - head/en_US.ISO8859-1/books/handbook/ports
Message-ID:  <201310082132.r98LWbgb080801@svn.freebsd.org>

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Author: dru
Date: Tue Oct  8 21:32:37 2013
New Revision: 42904
URL: http://svnweb.freebsd.org/changeset/doc/42904

Log:
  White space fix only. Translators can ignore.

Modified:
  head/en_US.ISO8859-1/books/handbook/ports/chapter.xml

Modified: head/en_US.ISO8859-1/books/handbook/ports/chapter.xml
==============================================================================
--- head/en_US.ISO8859-1/books/handbook/ports/chapter.xml	Tue Oct  8 19:48:28 2013	(r42903)
+++ head/en_US.ISO8859-1/books/handbook/ports/chapter.xml	Tue Oct  8 21:32:37 2013	(r42904)
@@ -67,8 +67,8 @@
 
     <procedure>
       <step>
-	<para>Find and download the software, which might be distributed in
-	  source code format or as a binary.</para>
+	<para>Find and download the software, which might be
+	  distributed in source code format or as a binary.</para>
       </step>
 
       <step>
@@ -96,20 +96,22 @@
       </step>
     </procedure>
 
-    <para>If the software package was not
-      deliberately ported, or tested to work, on &os;, the source code may need editing
-      in order for it to install and run properly.  At the time of
-      this writing, over &os.numports; third-party
-      applications have been ported to &os;.</para>
+    <para>If the software package was not deliberately ported, or
+      tested to work, on &os;, the source code may need editing in
+      order for it to install and run properly.  At the time of this
+      writing, over &os.numports; third-party applications have been
+      ported to &os;.</para>
 
-    <para>&os; provides two technologies which automate these steps.</para>
+    <para>&os; provides two technologies which automate these
+      steps.</para>
 
     <para>A &os; package contains pre-compiled copies of all the
       commands for an application, as well as any configuration files
-      and documentation.  A package can be manipulated with the traditional &os;
-      package management commands, such as &man.pkg.add.1;, or using
-      the newer <application>pkgng</application> commands, such as
-      <command> pkg install</command>.</para>
+      and documentation.  A package can be manipulated with the
+      traditional &os; package management commands, such as
+      &man.pkg.add.1;, or using the newer
+      <application>pkgng</application> commands, such as
+      <command>pkg install</command>.</para>
 
     <para>A &os; port is a collection of files designed to automate
       the process of compiling an application from source code.  The
@@ -121,9 +123,8 @@
       can be manipulated with the &os; package management
       commands.</para>
 
-    <para>Both packages and ports understand
-      dependencies.  If a package or port
-      is used to install an application and a
+    <para>Both packages and ports understand dependencies.  If a
+      package or port is used to install an application and a
       dependent library is not already installed, the library will
       automatically be installed first.</para>
 
@@ -143,8 +144,7 @@
 
       <listitem>
 	<para>Packages do not require compilation time.  For large
-	  applications, such as
-	  <application>Mozilla</application>,
+	  applications, such as <application>Mozilla</application>,
 	  <application>KDE</application>, or
 	  <application>GNOME</application>, this can be important
 	  on a slow system.</para>
@@ -185,8 +185,8 @@
 
       <listitem>
 	<para>The licensing conditions of some software forbid binary
-	  distribution.  Such software must be distributed as source code
-	  which must be compiled by the end-user.</para>
+	  distribution.  Such software must be distributed as source
+	  code which must be compiled by the end-user.</para>
       </listitem>
 
       <listitem>
@@ -238,9 +238,9 @@
 	<indexterm><primary>FreshPorts</primary></indexterm>
 
 	<para>Dan Langille maintains <ulink
-	    url="http://www.FreshPorts.org/">FreshPorts.org</ulink>; which
-	  provides a comprehensive search utility and also tracks
-	  changes to the applications in the Ports Collection.
+	    url="http://www.FreshPorts.org/">FreshPorts.org</ulink>;
+	  which provides a comprehensive search utility and also
+	  tracks changes to the applications in the Ports Collection.
 	  Registered users can create a customized watch list in order
 	  to receive an automated email when their watched ports are
 	  updated.</para>
@@ -249,17 +249,17 @@
       <listitem>
 	<indexterm><primary>Freecode</primary></indexterm>
 
-	<para>If you do not know the name of an application,
-	  try using a site like <ulink
-	    url="http://www.freecode.com/">Freecode.com</ulink>; to find an
-	  application, then check back at the &os; site to see if
-	  the application has been ported yet.</para>
+	<para>If you do not know the name of an application, try
+	  using a site like <ulink
+	    url="http://www.freecode.com/">Freecode.com</ulink>; to
+	  find an application, then check back at the &os; site to
+	  see if the application has been ported yet.</para>
       </listitem>
 
       <listitem>
 	<para>If the Ports Collection is already installed, there are
-	  several methods to query the local version of the ports tree.
-	  To find out which category a port is in, type
+	  several methods to query the local version of the ports
+	  tree.  To find out which category a port is in, type
 	  <command>whereis <replaceable>file</replaceable></command>,
 	  where <replaceable>file</replaceable> is the program to be
 	  installed:</para>
@@ -273,21 +273,21 @@ lsof: /usr/ports/sysutils/lsof</screen>
 	<screen>&prompt.root; <userinput>echo /usr/ports/*/*lsof*</userinput>
 /usr/ports/sysutils/lsof</screen>
 
-	<para>Note that this will also return any matched files downloaded
-	  into the <filename
+	<para>Note that this will also return any matched files
+	  downloaded into the <filename
 	    class="directory">/usr/ports/distfiles</filename>
 	  directory.</para>
       </listitem>
 
       <listitem>
 	<para>Another way to find software is by using the Ports
-	  Collection's built-in search mechanism.  To use
-	    the search feature, <application>cd</application> to
-	  <filename class="directory">/usr/ports</filename> then run <command>make
-	    <maketarget>search</maketarget>
+	  Collection's built-in search mechanism.  To use the search
+	  feature, <application>cd</application> to <filename
+	    class="directory">/usr/ports</filename> then run
+	  <command>make <maketarget>search</maketarget>
 	    name=<replaceable>program-name</replaceable></command>
-	  where <replaceable>program-name</replaceable> is the name of
-	  the software.  For example, to search for
+	  where <replaceable>program-name</replaceable> is the name
+	  of the software.  For example, to search for
 	  <command>lsof</command>:</para>
 
 	<screen>&prompt.root; <userinput>cd /usr/ports</userinput>
@@ -328,9 +328,10 @@ Info:   Lists information about open fil
 	  <command>make <maketarget>quicksearch</maketarget>
 	  key=<replaceable>string</replaceable></command>, where
 	  <replaceable>string</replaceable> is some text to search
-	  for.  The text can be in comments, descriptions, or dependencies
-	  in order to find ports which relate to a particular subject
-	  when the name of the program is unknown.</para>
+	  for.  The text can be in comments, descriptions, or
+	  dependencies in order to find ports which relate to a
+	  particular subject when the name of the program is
+	  unknown.</para>
 
 	<para>When using <maketarget>search</maketarget> or
 	  <maketarget>quicksearch</maketarget>, the search string
@@ -360,16 +361,16 @@ Info:   Lists information about open fil
       may wish to investigate the benefits of using
       <link linkend="pkgng-intro">PKGng</link> to manage third-party
       software on &os;.  This section describes the traditional method
-      for managing binary packages and only applies to those users who have not yet migrated to the
+      for managing binary packages and only applies to those users
+      who have not yet migrated to the
       <application>pkgng</application> format.</para>
 
-    <para>This method of package management uses a
-      package database directory,
-      <filename class="directory">/var/db/pkg</filename>, to track
-      installed software versions and the files installed with each
-      application.  Several utilities interact with the database
-      directory and are used to manage binary packages.  These
-      commands begin with <literal>pkg_</literal>.  This section
+    <para>This method of package management uses a package database
+      directory, <filename class="directory">/var/db/pkg</filename>,
+      to track installed software versions and the files installed
+      with each application.  Several utilities interact with the
+      database directory and are used to manage binary packages.
+      These commands begin with <literal>pkg_</literal>.  This section
       provides an overview of the commands which are used to install,
       delete, and gather information about binary packages.  Each
       command provides many switches to customize its operation.
@@ -387,17 +388,17 @@ Info:   Lists information about open fil
       <indexterm>
 	<primary><command>pkg_add</command></primary>
       </indexterm>
-      <para>To install a binary package from
-	a local &os; media or a remote &os; package server, use &man.pkg.add.1;.
-	While a &os; media can provide a source of local packages
-	without requiring a network connection, it may not contain
-	the latest versions of binary packages as new versions are
-	always being rebuilt for the &os; package servers.  To install
-	from a package server, always include <option>-r</option> (for remote) with
-	&man.pkg.add.1;.  This automatically determines the correct
-	object format and release, and then fetches and installs the
-	package from a package server without any further user
-	intervention.</para>
+      <para>To install a binary package from a local &os; media or
+	a remote &os; package server, use &man.pkg.add.1;.  While a
+	&os; media can provide a source of local packages without
+	requiring a network connection, it may not contain the latest
+	versions of binary packages as new versions are always being
+	rebuilt for the &os; package servers.  To install from a
+	package server, always include <option>-r</option> (for
+	remote) with &man.pkg.add.1;.  This automatically determines
+	the correct object format and release, and then fetches and
+	installs the package from a package server without any
+	further user intervention.</para>
 
       <indexterm>
 	<primary><command>pkg_add</command></primary>
@@ -405,15 +406,17 @@ Info:   Lists information about open fil
       <screen>&prompt.root; <userinput>pkg_add -r <replaceable>lsof</replaceable></userinput></screen>
 
       <para>In this example, <literal>lsof</literal> is used without
-	specifying a version number as the version is not included  when the remote
-	fetching feature is used.  To specify an alternative &os; FTP mirror, specify the
-	mirror in the <envar>PACKAGESITE</envar> environment variable.
+	specifying a version number as the version is not included
+	when the remote fetching feature is used.  To specify an
+	alternative &os; FTP mirror, specify the mirror in the
+	<envar>PACKAGESITE</envar> environment variable.
 	&man.pkg.add.1; uses &man.fetch.3; to download files, which
 	uses various environment variables, including
-	<envar>FTP_PASSIVE_MODE</envar>, <envar>FTP_PROXY</envar>, and
-	<envar>FTP_PASSWORD</envar>.  You may need to set one or more
-	of these if you are behind a firewall, or need to use an
-	FTP/HTTP proxy.  See &man.fetch.3; for the complete list of FTP-related variables.</para>
+	<envar>FTP_PASSIVE_MODE</envar>, <envar>FTP_PROXY</envar>,
+	and <envar>FTP_PASSWORD</envar>.  You may need to set one or
+	more of these if you are behind a firewall, or need to use
+	an FTP/HTTP proxy.  See &man.fetch.3; for the complete list
+	of FTP-related variables.</para>
 
       <note>
 	<para>&man.pkg.add.1; will automatically download the latest
@@ -431,14 +434,16 @@ Info:   Lists information about open fil
       </note>
 
       <para>Package files are distributed in the
-	<filename>.tbz</filename> format.  Packages are
-	available from <ulink
-	url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/"></ulink>;
+	<filename>.tbz</filename> format.  Packages are available
+	from <ulink
+	  url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/"></ulink>;
 	or the <filename>/packages</filename> directory of the &os;
-	DVD distribution.  The layout of the packages directory is similar to
-	that of the <filename class="directory">/usr/ports</filename> tree.  Each
-	category has its own directory, and every package can be found
-	within the <filename class="directory">All</filename> directory.</para>
+	DVD distribution.  The layout of the packages directory is
+	similar to that of the <filename
+	  class="directory">/usr/ports</filename> tree.  Each
+	category has its own directory, and every package can be
+	found within the <filename
+	  class="directory">All</filename> directory.</para>
     </sect2>
 
     <sect2>
@@ -461,9 +466,10 @@ colordiff-1.0.13    Tool to colorize dif
 docbook-1.4         Meta-port for the different versions of the DocBook DTD
 ...</screen>
 
-      <para>To receive a summary of the versions of all
-	installed packages and a comparison of the installed package versions to the
-	current versions found in the locally installed ports tree, use &man.pkg.version.1;:</para>
+      <para>To receive a summary of the versions of all installed
+	packages and a comparison of the installed package versions
+	to the current versions found in the locally installed ports
+	tree, use &man.pkg.version.1;:</para>
 
       <indexterm>
 	<primary><command>pkg_version</command></primary>
@@ -473,8 +479,8 @@ colordiff                   =
 docbook                     =
 ...</screen>
 
-      <para>The symbols in the second column indicate the relative age
-	of the installed version and the version available in the
+      <para>The symbols in the second column indicate the relative
+	age of the installed version and the version available in the
 	local ports tree.</para>
 
       <informaltable frame="none" pgwide="1">
@@ -506,6 +512,7 @@ docbook                     =
 		that the local ports tree is probably out of
 		date.</entry>
 	    </row>
+
 	    <row>
 	      <entry>?</entry>
 	      <entry>The installed package cannot be found in the
@@ -554,8 +561,8 @@ docbook                     =
 	name and number and that the above command would not work if
 	<replaceable>xchat</replaceable> was given instead of
 	<replaceable>xchat-2.8.8_1</replaceable>.  Use
-	&man.pkg.version.1; to find the version of the
-	installed package, or use a wildcard:</para>
+	&man.pkg.version.1; to find the version of the installed
+	package, or use a wildcard:</para>
 
       <screen>&prompt.root; <userinput>pkg_delete <replaceable>xchat\*</replaceable></userinput></screen>
 
@@ -568,38 +575,38 @@ docbook                     =
     <title>Using <application>pkgng</application> for Binary Package
       Management</title>
 
-    <para><application>pkgng</application> is the next generation replacement
-      for the traditional &os; package management tools, offering
-      many features that make dealing with binary packages faster and
-      easier.</para>
+    <para><application>pkgng</application> is the next generation
+      replacement for the traditional &os; package management tools,
+      offering many features that make dealing with binary packages
+      faster and easier.</para>
 
     <para><application>pkgng</application> is not a replacement for
       port management tools like <filename
 	role="package">ports-mgmt/portmaster</filename> or <filename
 	role="package">ports-mgmt/portupgrade</filename>.  These
-      tools can be used to
-      install third-party software from both binary packages and the
-      Ports Collection, while <application>pkgng</application> installs
-      only binary packages.</para>
+      tools can be used to install third-party software from both
+      binary packages and the Ports Collection, while
+      <application>pkgng</application> installs only binary
+      packages.</para>
 
     <sect2 id="pkgng-initial-setup">
       <title>Getting Started with
 	<application>pkgng</application></title>
 
-      <para>&os;&nbsp;9.1 and later includes a bootstrap
-	utility which can be used to download and install
-	<application>pkgng</application>, along with its manual pages.</para>
+      <para>&os;&nbsp;9.1 and later includes a bootstrap utility
+	which can be used to download and install
+	<application>pkgng</application>, along with its manual
+	pages.</para>
 
       <para>To bootstrap the system, run:</para>
 
       <screen>&prompt.root; <userinput>/usr/sbin/pkg</userinput></screen>
 
       <para>For earlier &os; versions,
-	<application>pkgng</application> must instead be installed from the
-	Ports Collection or as a binary package.</para>
+	<application>pkgng</application> must instead be installed
+	from the Ports Collection or as a binary package.</para>
 
-      <para>To install the port,
-	run:</para>
+      <para>To install the port, run:</para>
 
       <screen>&prompt.root; <userinput>cd /usr/ports/ports-mgmt/pkg</userinput>
 &prompt.root; <userinput>make</userinput>
@@ -609,9 +616,9 @@ docbook                     =
 
       <screen>&prompt.root; <userinput>pkg_add -r pkg</userinput></screen>
 
-      <para>Once <application>pkgng</application> is installed, the package database
-	must be converted from the traditional format to the
-	new format by running this command:</para>
+      <para>Once <application>pkgng</application> is installed, the
+	package database must be converted from the traditional format
+	to the new format by running this command:</para>
 
       <screen>&prompt.root; <userinput>pkg2ng</userinput></screen>
 
@@ -628,16 +635,16 @@ docbook                     =
       <note>
 	<para>The package database conversion may emit errors as the
 	  contents are converted to the new version.  Generally, these
-	  errors can be safely ignored.  However, a list of third-party
-	  software that was not successfully converted will be listed
-	  after <command>pkg2ng</command> has finished and these applications must be
-	  manually reinstalled.</para>
+	  errors can be safely ignored.  However, a list of
+	  third-party software that was not successfully converted
+	  will be listed after <command>pkg2ng</command> has finished
+	  and these applications must be manually reinstalled.</para>
       </note>
 
-      <para>To ensure that the &os;&nbsp;Ports Collection registers new
-	software with <application>pkgng</application>, and not
-	the traditional packages format, &os; versions earlier
-	than 10.<replaceable>X</replaceable> require this line in
+      <para>To ensure that the &os;&nbsp;Ports Collection registers
+	new software with <application>pkgng</application>, and not
+	the traditional packages format, &os; versions earlier than
+	10.<replaceable>X</replaceable> require this line in
 	<filename>/etc/make.conf</filename>:</para>
 
       <programlisting>WITH_PKGNG=	yes</programlisting>
@@ -650,8 +657,7 @@ docbook                     =
 	overrides the configuration file.</para>
 
       <para>Additional <application>pkgng</application>
-	configuration options are described in
-	pkg.conf(5).</para>
+	configuration options are described in pkg.conf(5).</para>
 
       <para>Usage information for <application>pkgng</application> is
 	available in pkg(8) or by running
@@ -666,44 +672,45 @@ docbook                     =
 
       <screen>&prompt.root; <userinput>man pkg-install</userinput></screen>
 
-      <para>The rest of this section demonstrates common binary package management
-	tasks which can be performed using <application>pkgng</application>.  Each
-	demonstrated command provides many switches to customize its
-	use.  Refer to a command's help or man page for details and
-	more examples.</para>
+      <para>The rest of this section demonstrates common binary
+	package management tasks which can be performed using
+	<application>pkgng</application>.  Each demonstrated command
+	provides many switches to customize its use.  Refer to a
+	command's help or man page for details and more
+	examples.</para>
     </sect2>
 
     <sect2 id="pkgng-pkg-info">
-	<title>Obtaining Information About Installed Packages</title>
+      <title>Obtaining Information About Installed Packages</title>
 
-	<para>Information about the packages installed on a system can
-	  be viewed by running <command>pkg info</command> which, when run without any switches, will
-	  list the package version for either all installed packages or the specified package.</para>
+      <para>Information about the packages installed on a system
+	can be viewed by running <command>pkg info</command> which,
+	when run without any switches, will list the package version
+	for either all installed packages or the specified
+	package.</para>
 
-	<para>For example, to see which version of
-	  <application>pkgng</application> is installed,
-	  run:</para>
+      <para>For example, to see which version of
+	<application>pkgng</application> is installed, run:</para>
 
-	<screen>&prompt.root; <userinput>pkg info pkg</userinput>
+      <screen>&prompt.root; <userinput>pkg info pkg</userinput>
 pkg-1.1.4_1</screen>
-      </sect2>
+    </sect2>
 
     <sect2 id="pkgng-installing-deinstalling">
-	<title>Installing and Removing Packages</title>
+      <title>Installing and Removing Packages</title>
 
-	<para>To install a binary package
-	  use the following command, where
-	  <replaceable>packagename</replaceable> is the name of the
-	  package to install:</para>
+      <para>To install a binary package use the following command,
+	where <replaceable>packagename</replaceable> is the name of
+	the package to install:</para>
 
-	<screen>&prompt.root; <userinput>pkg install <replaceable>packagename</replaceable></userinput></screen>
+      <screen>&prompt.root; <userinput>pkg install <replaceable>packagename</replaceable></userinput></screen>
 
-	<para>This command uses repository data to determine which
-	  version of the software to install and if it has any
-	  uninstalled dependencies.  For example, to install
-	  <application>curl</application>:</para>
+      <para>This command uses repository data to determine which
+	version of the software to install and if it has any
+	uninstalled dependencies.  For example, to install
+	<application>curl</application>:</para>
 
-	<screen>&prompt.root; <userinput>pkg install curl</userinput>
+      <screen>&prompt.root; <userinput>pkg install curl</userinput>
 Updating repository catalogue
 /usr/local/tmp/All/curl-7.31.0_1.txz          100% of 1181 kB 1380 kBps 00m01s
 
@@ -749,43 +756,45 @@ Proceed with deleting packages [y/N]: <u
     </sect2>
 
     <sect2 id="pkgng-upgrading">
-	<title>Upgrading Installed Packages</title>
+      <title>Upgrading Installed Packages</title>
 
-	<para>Packages that are outdated can be found with
-	  <command>pkg version</command>.  If a local ports tree
-	  does not exist, pkg-version(8) will use the remote
-	  repository catalogue.  Otherwise, the local ports tree will
-	  be used to identify package versions.</para>
-
-	<para>Installed packages can be upgraded to their latest versions
-	  by typing <command>pkg upgrade</command>.  This command
-	  will compare the installed versions with those available
-	  in the repository catalogue.  When finished, it will list
-	  the applications that have newer versions.  Type
-	  <userinput>y</userinput> to proceed with the upgrade or
-	  <userinput>n</userinput> to cancel the upgrade.</para>
+      <para>Packages that are outdated can be found with
+	<command>pkg version</command>.  If a local ports tree
+	does not exist, pkg-version(8) will use the remote
+	repository catalogue.  Otherwise, the local ports tree will
+	be used to identify package versions.</para>
+
+      <para>Installed packages can be upgraded to their latest
+	versions by typing <command>pkg upgrade</command>.  This
+	command will compare the installed versions with those
+	available in the repository catalogue.  When finished, it
+	will list the applications that have newer versions.  Type
+	<userinput>y</userinput> to proceed with the upgrade or
+	<userinput>n</userinput> to cancel the upgrade.</para>
     </sect2>
 
     <sect2 id="pkgng-auditing">
-	<title>Auditing Installed Packages</title>
+      <title>Auditing Installed Packages</title>
 
-	<para>Occasionally, software vulnerabilities may be discovered
-	  in third-party applications.  To address this,
-	  <application>pkgng</application> includes a built-in auditing mechanism.
-	  To determine if there are any known vulnerabilities for the software installed on the system, run:</para>
+      <para>Occasionally, software vulnerabilities may be discovered
+	in third-party applications.  To address this,
+	<application>pkgng</application> includes a built-in auditing
+	mechanism.  To determine if there are any known
+	vulnerabilities for the software installed on the system,
+	run:</para>
 
 	<screen>&prompt.root; <userinput>pkg audit -F</userinput></screen>
     </sect2>
 
     <sect2 id="pkgng-autoremove">
-	<title>Automatically Removing Leaf Dependencies</title>
+      <title>Automatically Removing Leaf Dependencies</title>
 
-	<para>Removing a package may leave behind
-	  dependencies which are no longer required.  Unneeded packages that
-	  were installed as dependencies can be automatically detected
-	  and removed using:</para>
+      <para>Removing a package may leave behind dependencies which
+	are no longer required.  Unneeded packages that were installed
+	as dependencies can be automatically detected and removed
+	using:</para>
 
-	<screen>&prompt.root; <userinput>pkg autoremove</userinput>
+      <screen>&prompt.root; <userinput>pkg autoremove</userinput>
 Packages to be autoremoved:
 	ca_root_nss-3.13.5
 
@@ -796,252 +805,247 @@ Deinstalling ca_root_nss-3.15.1_1... don
     </sect2>
 
     <sect2 id="pkgng-backup">
-	<title>Backing Up the Package
-	  Database</title>
+      <title>Backing Up the Package Database</title>
 
-	<para>Unlike the traditional package management system,
-	  <application>pkgng</application> includes its own package
-	  database backup mechanism.  To manually back up the contents of the package
-	  database, run the following command, replacing
-	  <replaceable>pkgng.db</replaceable> with a suitable file
-	  name:</para>
-
-	<screen>&prompt.root; <userinput>pkg backup -d <replaceable>pkgng.db</replaceable></userinput></screen>
-
-	<para>Additionally, <application>pkgng</application> includes
-	  a &man.periodic.8; script to automatically perform a daily back up of the
-	  package database.  This functionality is enabled if
-	  <literal>daily_backup_pkgng_enable</literal> is set to
-	  <literal>YES</literal> in &man.periodic.conf.5;.</para>
+      <para>Unlike the traditional package management system,
+	<application>pkgng</application> includes its own package
+	database backup mechanism.  To manually back up the contents
+	of the package database, run the following command, replacing
+	<replaceable>pkgng.db</replaceable> with a suitable file
+	name:</para>
+
+      <screen>&prompt.root; <userinput>pkg backup -d <replaceable>pkgng.db</replaceable></userinput></screen>
+
+      <para>Additionally, <application>pkgng</application> includes
+	a &man.periodic.8; script to automatically perform a daily
+	back up of the package database.  This functionality is
+	enabled if <literal>daily_backup_pkgng_enable</literal> is
+	set to <literal>YES</literal> in &man.periodic.conf.5;.</para>
 
-	<tip>
-	  <para>To disable the
-	    periodic script from backing up the package database,
-	    set <literal>daily_backup_pkgdb_enable</literal> to
-	    <literal>NO</literal> in &man.periodic.conf.5;.</para>
-	</tip>
+      <tip>
+	<para>To disable the periodic script from backing up the
+	  package database, set <literal>daily_backup_pkgdb_
+	    enable</literal> to <literal>NO</literal> in
+	  &man.periodic.conf.5;.</para>
+      </tip>
 
-	<para>To restore the contents of a previous package database
-	  backup, run:</para>
+      <para>To restore the contents of a previous package database
+	backup, run:</para>
 
-	<screen>&prompt.root; <userinput>pkg backup -r <replaceable>/path/to/pkgng.db</replaceable></userinput></screen>
+      <screen>&prompt.root; <userinput>pkg backup -r <replaceable>/path/to/pkgng.db</replaceable></userinput></screen>
     </sect2>
 
     <sect2 id="pkgng-clean">
-	<title>Removing Stale
-	  Packages</title>
+      <title>Removing Stale Packages</title>
 
-	<para>By default, <application>pkgng</application> stores
-	  binary packages in a cache directory defined by
-	  <envar>PKG_CACHEDIR</envar> in pkg.conf(5).  When
-	  upgrading packages with <command>pkg upgrade</command>, old
-	  versions of the upgraded packages are not automatically
-	  removed.</para>
+      <para>By default, <application>pkgng</application> stores
+	binary packages in a cache directory defined by
+	<envar>PKG_CACHEDIR</envar> in pkg.conf(5).  When upgrading
+	packages with <command>pkg upgrade</command>, old versions
+	of the upgraded packages are not automatically removed.</para>
 
-	<para>To remove these outdated binary packages, run:</para>
+      <para>To remove these outdated binary packages, run:</para>
 
-	<screen>&prompt.root; <userinput>pkg clean</userinput></screen>
+      <screen>&prompt.root; <userinput>pkg clean</userinput></screen>
     </sect2>
 
     <sect2 id="pkgng-set">
-	<title>Modifying Package
-	  Metadata</title>
+      <title>Modifying Package Metadata</title>
+
+      <para>Software within the &os;&nbsp;Ports Collection can
+	undergo major version number changes.  To address this,
+	<application>pkgng</application> has a built-in command to
+	update package origins.  This can be useful, for example, if
+	<filename role="package">lang/php5</filename> is renamed to
+	<filename role="package">lang/php53</filename> so that
+	<filename role="package">lang/php5</filename> can now
+	represent version <literal>5.4</literal>.</para>
 
-	<para>Software within the &os;&nbsp;Ports
-	  Collection can undergo major version number changes.  To address this,
-	  <application>pkgng</application> has a built-in command to
-	  update package origins.  This can be useful, for example, if <filename
-	    role="package">lang/php5</filename> is renamed to
-	  <filename role="package">lang/php53</filename> so that <filename
-	    role="package">lang/php5</filename> can now represent
-	  version <literal>5.4</literal>.</para>
-
-	<para>To change the package origin for the above
-	  example, run:</para>
-
-	<screen>&prompt.root; <userinput>pkg set -o lang/php5:lang/php53</userinput></screen>
-
-	<para>As another example, to update <filename
-	    role="package">lang/ruby18</filename> to <filename
-	    role="package">lang/ruby19</filename>, run:</para>
-
-	<screen>&prompt.root; <userinput>pkg set -o lang/ruby18:lang/ruby19</userinput></screen>
-
-	<para>As a final example, to change the origin of the
-	  <filename>libglut</filename> shared libraries from <filename
-	    role="package">graphics/libglut</filename> to <filename
-	    role="package">graphics/freeglut</filename>, run:</para>
+      <para>To change the package origin for the above example,
+	run:</para>
 
-	<screen>&prompt.root; <userinput>pkg set -o graphics/libglut:graphics/freeglut</userinput></screen>
+      <screen>&prompt.root; <userinput>pkg set -o lang/php5:lang/php53</userinput></screen>
 
-	<note>
-	  <para>When changing package origins, it is
-	    important to reinstall packages that are dependent on the
-	    package with the modified origin.  To force a
-	    reinstallation of dependent packages, run:</para>
+      <para>As another example, to update <filename
+	  role="package">lang/ruby18</filename> to <filename
+	  role="package">lang/ruby19</filename>, run:</para>
 
-	  <screen>&prompt.root; <userinput>pkg install -Rf <replaceable>graphics/freeglut</replaceable></userinput></screen>
-	</note>
+      <screen>&prompt.root; <userinput>pkg set -o lang/ruby18:lang/ruby19</userinput></screen>
+
+      <para>As a final example, to change the origin of the
+	<filename>libglut</filename> shared libraries from <filename
+	  role="package">graphics/libglut</filename> to <filename
+	  role="package">graphics/freeglut</filename>, run:</para>
+
+      <screen>&prompt.root; <userinput>pkg set -o graphics/libglut:graphics/freeglut</userinput></screen>
+
+      <note>
+	<para>When changing package origins, it is important to
+	  reinstall packages that are dependent on the package with
+	  the modified origin.  To force a reinstallation of dependent
+	  packages, run:</para>
+
+	<screen>&prompt.root; <userinput>pkg install -Rf <replaceable>graphics/freeglut</replaceable></userinput></screen>
+      </note>
     </sect2>
   </sect1>
 
   <sect1 id="ports-using">
     <title>Using the Ports Collection</title>
 
-      <para>The Ports Collection is a set of
-	<filename>Makefiles</filename>, patches, and description files
-	stored in <filename class="directory">/usr/ports</filename>.  This set of files
-	is used to compile and install applications on &os;.  Before
-	an application can be compiled using a port, the Ports
-	Collection must first be installed.  If it was not installed during the installatio of &os;,
-	use one of the following methods to install it:</para>
-
-      <procedure>
-	<title>Portsnap Method</title>
-
-	<para><application>Portsnap</application> is a fast and
-	  user-friendly tool for retrieving the Ports Collection and is the
-	  recommended choice for most users.  See
-	  <xref linkend="updating-upgrading-portsnap"/>
-	  for a detailed description of
-	  <application>Portsnap</application>.</para>
-
-	<step>
-	  <para>Download a compressed snapshot of the Ports Collection
-	    into <filename
-	      class="directory">/var/db/portsnap</filename>.</para>
-
-	  <screen>&prompt.root; <userinput>portsnap fetch</userinput></screen>
-	</step>
-
-	<step>
-	  <para>When running <application>Portsnap</application>
-	    for the first time, extract the snapshot into
-	    <filename class="directory">/usr/ports</filename>:</para>
-
-	  <screen>&prompt.root; <userinput>portsnap extract</userinput></screen>
-	</step>
-
-	<step>
-	  <para>After the first use of
-	    <application>Portsnap</application> has been completed as
-	    shown above,
-	    <filename class="directory">/usr/ports</filename> can be
-	    updated as needed by running:</para>
+    <para>The Ports Collection is a set of
+      <filename>Makefiles</filename>, patches, and description files
+      stored in <filename class="directory">/usr/ports</filename>.
+      This set of files is used to compile and install applications
+      on &os;.  Before an application can be compiled using a port,
+      the Ports Collection must first be installed.  If it was not
+      installed during the installatio of &os;, use one of the
+      following methods to install it:</para>
 
-	  <screen>&prompt.root; <userinput>portsnap fetch</userinput>
+    <procedure>
+      <title>Portsnap Method</title>
+
+      <para><application>Portsnap</application> is a fast and
+	user-friendly tool for retrieving the Ports Collection and
+	is the recommended choice for most users.  See <xref
+	  linkend="updating-upgrading-portsnap"/> for a detailed
+	description of <application>Portsnap</application>.</para>
+
+      <step>
+	<para>Download a compressed snapshot of the Ports Collection
+	  into <filename
+	    class="directory">/var/db/portsnap</filename>.</para>
+
+	<screen>&prompt.root; <userinput>portsnap fetch</userinput></screen>
+      </step>
+
+      <step>
+	<para>When running <application>Portsnap</application> for
+	  the first time, extract the snapshot into <filename
+	    class="directory">/usr/ports</filename>:</para>
+
+	<screen>&prompt.root; <userinput>portsnap extract</userinput></screen>
+      </step>
+
+      <step>
+	<para>After the first use of
+	  <application>Portsnap</application> has been completed as
+	  shown above, <filename
+	    class="directory">/usr/ports</filename> can be updated as
+	  needed by running:</para>
+
+	<screen>&prompt.root; <userinput>portsnap fetch</userinput>
 &prompt.root; <userinput>portsnap update</userinput></screen>
-	</step>
-      </procedure>
+      </step>
+    </procedure>
 
-      <procedure>
-	<title>Subversion Method</title>
+    <procedure>
+      <title>Subversion Method</title>
 
-	<para>If more control over the ports tree is needed or if
-	  local changes need to be maintained,
-	  <application>Subversion</application> can be used to
-	  obtain the Ports Collection.  Refer to <ulink
-	    url="&url.articles.committers-guide;/subversion-primer.html">the
-	    Subversion Primer</ulink> for a detailed description of
-	  <application>Subversion</application>.</para>
-
-	<step>
-	  <para><application>Subversion</application> must be
-	    installed before it can be used to check out the ports
-	    tree.  If a copy of the ports tree is already present,
-	    install <application>Subversion</application> like
-	    this:</para>
+      <para>If more control over the ports tree is needed or if
+	local changes need to be maintained,
+	<application>Subversion</application> can be used to
+	obtain the Ports Collection.  Refer to <ulink
+	  url="&url.articles.committers-guide;/subversion-primer.html">the
+	  Subversion Primer</ulink> for a detailed description of
+	<application>Subversion</application>.</para>
 
-	  <screen>&prompt.root; <userinput>cd /usr/ports/devel/subversion</userinput>
+      <step>
+	<para><application>Subversion</application> must be
+	  installed before it can be used to check out the ports
+	  tree.  If a copy of the ports tree is already present,
+	  install <application>Subversion</application> like
+	  this:</para>
+
+	<screen>&prompt.root; <userinput>cd /usr/ports/devel/subversion</userinput>
 &prompt.root; <userinput>make install clean</userinput></screen>
 
-	  <para>If the ports tree is not available,
-	    <application>Subversion</application> can be installed as
-	    a package:</para>
-
-	  <screen>&prompt.root; <userinput>pkg_add -r subversion</userinput></screen>
-
-	  <para>If <application>pkgng</application> is being used to
-	    manage packages, <application>Subversion</application> can
-	    be installed with it instead:</para>
-
-	  <screen>&prompt.root; <userinput>pkg install subversion</userinput></screen>
-	</step>
-
-	<step>
-	  <para>Check out a copy of the ports tree.  For better performance,
-	    replace <replaceable>svn0.us-east.FreeBSD.org</replaceable> with a
-	    <ulink
-	      url="&url.books.handbook;/svn-mirrors.html">Subversion
-	      mirror</ulink> close to your geographic location:</para>
-
-	  <screen>&prompt.root; <userinput>svn checkout https://<replaceable>svn0.us-east.FreeBSD.org</replaceable>/ports/head /usr/ports</userinput></screen>
-	</step>
-
-	<step>
-	  <para>As needed, update
-	    <filename class="directory">/usr/ports</filename> after
-	    the initial <application>Subversion</application>
-	    checkout:</para>
-
-	  <screen>&prompt.root; <userinput>svn update /usr/ports</userinput></screen>
-	</step>
-      </procedure>
-
-      <para>The Ports Collection installs a series of directories
-	representing software categories with each category having
-	a subdirectory for each application.  Each subdirectory, also
-	referred to as a ports skeleton, contains a set of files that tell &os;
-	how to compile and install that program.  Each port skeleton
-	includes these files and directories:</para>
-
-      <itemizedlist>
-	<listitem>
-	  <para><filename>Makefile</filename>: contains statements that
-	    specify how the application should be compiled and where
-	    its components should be installed.</para>
-	</listitem>
-
-	<listitem>
-	  <para><filename>distinfo</filename>: contains the names
-	    and checksums of the files that must be downloaded to
-	    build the port.</para>
-	</listitem>
-
-	<listitem>
-	  <para><filename>files/</filename>: this directory contains
-	    any patches needed for the program to compile and install
-	    on &os;.  This directory may also contain other files used
-	    to build the port.</para>
-	</listitem>
-
-	<listitem>
-	  <para><filename>pkg-descr</filename>: provides a
-	    more detailed description of the program.</para>
-	</listitem>
-
-	<listitem>
-	  <para><filename>pkg-plist</filename>:  a list
-	    of all the files that will be installed by the port.  It
-	    also tells the ports system which files to remove upon
-	    deinstallation.</para>
-	</listitem>
-      </itemizedlist>
-
-      <para>Some ports include
-	<filename>pkg-message</filename> or other
-	files to handle special situations.  For more details
-	on these files, and on ports in general, refer to the
-	<ulink url="&url.books.porters-handbook;/index.html">&os;
-	  Porter's Handbook</ulink>.</para>
-
-      <para>The port does not include the actual source code, also
-	known as a <filename>distfile</filename>.  The extract portion
-	of building a port will automatically save the downloaded
-	source to <filename
-	  class="directory">/usr/ports/distfiles</filename>.</para>
+	<para>If the ports tree is not available,
+	  <application>Subversion</application> can be installed as
+	  a package:</para>
+
+	<screen>&prompt.root; <userinput>pkg_add -r subversion</userinput></screen>
+
+	<para>If <application>pkgng</application> is being used to
+	  manage packages, <application>Subversion</application> can
+	  be installed with it instead:</para>
 
-      <sect2 id="ports-skeleton">
+	<screen>&prompt.root; <userinput>pkg install subversion</userinput></screen>
+      </step>
+
+      <step>
+	<para>Check out a copy of the ports tree.  For better
+	  performance, replace
+	  <replaceable>svn0.us-east.FreeBSD.org</replaceable> with a
+	  <ulink
+	    url="&url.books.handbook;/svn-mirrors.html">Subversion
+	    mirror</ulink> close to your geographic location:</para>
+
+	<screen>&prompt.root; <userinput>svn checkout https://<replaceable>svn0.us-east.FreeBSD.org</replaceable>/ports/head /usr/ports</userinput></screen>
+      </step>
+
+      <step>
+	<para>As needed, update <filename
+	    class="directory">/usr/ports</filename> after the initial
+	  <application>Subversion</application> checkout:</para>
+
+	<screen>&prompt.root; <userinput>svn update /usr/ports</userinput></screen>
+      </step>
+    </procedure>
+
+    <para>The Ports Collection installs a series of directories
+      representing software categories with each category having
+      a subdirectory for each application.  Each subdirectory, also
+      referred to as a ports skeleton, contains a set of files that
+      tell &os; how to compile and install that program.  Each port
+      skeleton includes these files and directories:</para>
+
+    <itemizedlist>
+      <listitem>
+	<para><filename>Makefile</filename>: contains statements that
+	  specify how the application should be compiled and where
+	  its components should be installed.</para>
+      </listitem>
+
+      <listitem>
+	<para><filename>distinfo</filename>: contains the names
+	  and checksums of the files that must be downloaded to
+	  build the port.</para>
+      </listitem>
+
+      <listitem>
+	<para><filename>files/</filename>: this directory contains
+	  any patches needed for the program to compile and install
+	  on &os;.  This directory may also contain other files used
+	  to build the port.</para>
+      </listitem>
+
+      <listitem>
+	<para><filename>pkg-descr</filename>: provides a more detailed
+	  description of the program.</para>
+      </listitem>
+
+      <listitem>
+	<para><filename>pkg-plist</filename>:  a list of all the
+	  files that will be installed by the port.  It also tells
+	  the ports system which files to remove upon
+	  deinstallation.</para>
+      </listitem>
+    </itemizedlist>
+
+    <para>Some ports include <filename>pkg-message</filename> or

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