Remove the part mentioning the need of sysutils/cd9660_unicode to

correctly display multibyte characters on some ISO 9660 CDs; inform the
user about the -C option of mount_cd9660 and the need of cd9660_iconv.ko

Problem found by:	Andrei Kolu <antik@bsd.ee>

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

@@ -1200,12 +1200,25 @@ scsibus1:
 	way.  Disks with certain ISO 9660 extensions might behave
 	oddly, however.  For example, Joliet disks store all filenames
 	in two-byte Unicode characters.  The FreeBSD kernel does not
-	speak Unicode (yet!), so non-English characters show up as
-	question marks.  (The FreeBSD
-	CD9660 driver includes hooks to load an appropriate Unicode
-	conversion table on the fly.  Modules for some of the common
-	encodings are available via the
-	<filename role="package">sysutils/cd9660_unicode</filename> port.)</para>
+	speak Unicode, but the &os; CD9660 driver is able to convert
+	Unicode characters on the fly.  If some non-English characters
+	show up as question marks you will need to specify the local
+	charset you use with the <option>-C</option> option.  For more
+	information, consult the &man.mount.cd9660.8; manual
+	page.</para>
+	
+      <note>
+	<para>To be able to do this character conversion with the help
+	  of the <option>-C</option> option, the kernel will require
+	  the <filename>cd9660_iconv.ko</filename> module to be
+	  loaded.  This can be done either by adding this line to
+	  <filename>loader.conf</filename>:</para>
+
+	<programlisting>cd9660_iconv_load="YES"</programlisting>
+
+	<para>and then rebooting the machine, or by directly loading the
+	  module with &man.kldload.8;.</para>
+      </note>
 
       <para>Occasionally, you might get <errorname>Device not
 	configured</errorname> when trying to mount a CDROM.  This