Remove reference to WITHOUT_NLS which is deprecated in favor of the NLS option

Reviewed by:	rene, gavin
Approved by:	gavin

en_US.ISO8859-1/books/porters-handbook/book.xml

@@ -4302,13 +4302,6 @@ ${MANPREFIX}/man/de/man3/baz.3.gz</programlisting>
 	      </thead>
 
 	      <tbody>
-		<row id="knobs-without-nls">
-		  <entry><makevar>WITHOUT_NLS</makevar></entry>
-		  <entry>If set, says that internationalization is not
-		    needed, which can save compile time.  By default,
-		    internationalization is used.</entry>
-		</row>
-
 		<row>
 		  <entry><makevar>WITH_OPENSSL_BASE</makevar></entry>
 		  <entry>Use the version of OpenSSL in the base
@@ -4322,15 +4315,6 @@ ${MANPREFIX}/man/de/man3/baz.3.gz</programlisting>
 		      role="package">security/openssl</filename>, even
 		    if the base is up to date.</entry>
 		</row>
-
-		<row>
-		  <entry><makevar>WITHOUT_X11</makevar></entry>
-		  <entry>Ports that can be built both with and
-		    without X support are normally
-		    built with X support.  If this variable is
-		    defined, then the version that does not have X
-		    support will be built instead.</entry>
-		</row>
 	      </tbody>
 	    </tgroup>
 	  </table>
@@ -5790,8 +5774,7 @@ GNU_CONFIGURE=	yes</programlisting>
 	  through passing <option>--disable-nls</option> to
 	  <command>configure</command>.  In that case, your port
 	  should use <literal>gettext</literal> conditionally,
-	  depending on the status of <link
+	  depending on the status of the <makevar>NLS</makevar> option.
-	    linkend="knobs-without-nls"><makevar>WITHOUT_NLS</makevar></link>.
 	  For ports of low to medium complexity, you can rely on the
 	  following idiom:</para>