- Various SGML fixes (use of correct tags);

- Avoid the capitalization of the geli command;
- In disk encryption section, reword a sentence mentioning old
  removed swap encryption stuff;
- Slight rewording of a title to match what we really talk about;
- Punctuation fix where needed.

en_US.ISO8859-1/books/handbook/disks/chapter.sgml

@@ -3748,8 +3748,8 @@ Filesystem        Size   Used  Avail Capacity  Mounted on
 	  provided.  Arguments for this script can be passed via
 	  &man.rc.conf.5;, for example:</para>
 
-	<screen>gbde_autoattach_all="YES"
-gbde_devices="ad4s1c"</screen>
+	<programlisting>gbde_autoattach_all="YES"
+gbde_devices="ad4s1c"</programlisting>
 
 	<para>This will require that the <application>gbde</application>
 	  passphrase be entered at boot time.  After typing the correct
@@ -3805,7 +3805,7 @@ gbde_devices="ad4s1c"</screen>
 
       <para>A new cryptographic GEOM class is available as of &os; 6.0 -
 	<command>geli</command>.  It is currently being developed by
-	&a.pjd;.  <command>Geli</command> is different to
+	&a.pjd;.  The <command>geli</command> utility is different to
 	<command>gbde</command>; it offers different features and uses
 	a different scheme for doing cryptographic work.</para>
 
@@ -3851,9 +3851,7 @@ gbde_devices="ad4s1c"</screen>
 
       <para>The next steps will describe how to enable support for
 	<command>geli</command> in the &os; kernel and will explain how
-	to create a new <command>geli</command> encryption provider.  At
-	the end it will be demonstrated how to create an encrypted swap
-	partition using features provided by <command>geli</command>.</para>
+	to create and use a <command>geli</command> encryption provider.</para>
 
       <para>In order to use <command>geli</command>, you must be running
 	&os; 6.0-RELEASE or later.  Super-user privileges will be
@@ -3861,14 +3859,13 @@ gbde_devices="ad4s1c"</screen>
 
       <procedure>
 	<step>
-	  <title>Adding <command>geli</command> Support to the Kernel
-	    Configuration File</title>
+	  <title>Adding <command>geli</command> Support to the Kernel</title>
 
 	  <para>Add the following lines to the kernel configuration
 	    file:</para>
 
-	  <screen>options GEOM_ELI
-device crypto</screen>
+	  <programlisting>options GEOM_ELI
+device crypto</programlisting>
 
 	  <para>Rebuild the kernel as described in <xref
 	    linkend="kernelconfig">.</para>
@@ -3877,7 +3874,7 @@ device crypto</screen>
 	    be loaded at boot time.  Add the following line to the
 	    <filename>/boot/loader.conf</filename>:</para>
 
-	  <para><literal>geom_eli_load="YES"</literal></para>
+	  <programlisting>geom_eli_load="YES"</programlisting>
 
 	  <para>&man.geli.8; should now be supported by the kernel.</para>
 	</step>
@@ -3943,7 +3940,7 @@ Enter passphrase:</screen>
 &prompt.root; <userinput>mount /dev/da2.eli /private</userinput></screen>
 
 	<para>The encrypted file system should be visible to &man.df.1;
-	  and be available for use now.</para>
+	  and be available for use now:</para>
 
 	  <screen>&prompt.root; <userinput>df -H</userinput>
 Filesystem     Size   Used  Avail Capacity  Mounted on
@@ -3981,8 +3978,8 @@ Filesystem     Size   Used  Avail Capacity  Mounted on
 	  An example of configuring <command>geli</command> through
 	  &man.rc.conf.5; follows:</para>
 
-	<screen>geli_devices="da2"
-geli_da2_flags="-p -k /root/da2.key"</screen>
+	<programlisting>geli_devices="da2"
+geli_da2_flags="-p -k /root/da2.key"</programlisting>
 
 	<para>This will configure <filename>/dev/da2</filename> as a
 	  <command>geli</command> provider of which the Master Key file
@@ -4067,10 +4064,10 @@ geli_da2_flags="-p -k /root/da2.key"</screen>
 	<literal>.bde</literal> suffix should be added to the device in the
 	respective <filename>/etc/fstab</filename> swap line:</para>
 
-      <screen>
+      <programlisting>
 # Device                Mountpoint      FStype  Options         Dump    Pass#
 /dev/ad0s1b.bde         none            swap    sw              0       0
-      </screen>
+      </programlisting>
 
       <para>For systems prior to &os; 6.0-RELEASE, the following line
 	in <filename>/etc/rc.conf</filename> is also needed:</para>
@@ -4086,10 +4083,10 @@ geli_da2_flags="-p -k /root/da2.key"</screen>
 	<literal>.eli</literal> suffix should be added to the device in the
 	respective <filename>/etc/fstab</filename> swap line:</para>
 
-      <screen>
+      <programlisting>
 # Device                Mountpoint      FStype  Options         Dump    Pass#
 /dev/ad0s1b.eli         none            swap    sw              0       0
-      </screen>
+      </programlisting>
 
       <para>&man.geli.8; uses the <acronym>AES</acronym> algorithm with
 	a key length of 256 bit by default.</para>