ipfw list takes more than three flags. Document four more with the help

of man ipfw.

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

@@ -2472,12 +2472,16 @@ FreeBSD BUILT-19950429 (GR386) #0: Sat Apr 29 17:50:09 SAT 1995</screen>
 	  <cmdsynopsis>
 	    <command>ipfw</command>
 	    <arg>-a</arg>
+	    <arg>-c</arg>
+	    <arg>-d</arg>
+	    <arg>-e</arg>
 	    <arg>-t</arg>
 	    <arg>-N</arg>
+	    <arg>-S</arg>
 	    <arg choice="plain">list</arg>
 	  </cmdsynopsis></para>
 
-	<para>There are three valid flags when using this form of the
+	<para>There are seven valid flags when using this form of the
 	  command:</para>
 	    
 	<variablelist>
@@ -2491,6 +2495,31 @@ FreeBSD BUILT-19950429 (GR386) #0: Sat Apr 29 17:50:09 SAT 1995</screen>
 	  </varlistentry>
 	  
 	  <varlistentry>
+	    <term>-c</term>
+
+	    <listitem>
+	      <para>List rules in compact form.</para>
+	    </listitem>
+	  </varlistentry>
+	  
+	  <varlistentry>
+	    <term>-d</term>
+
+	    <listitem>
+	      <para>Show dynamic rules in addition to static rules.</para>
+	    </listitem>
+	  </varlistentry>
+	  
+	  <varlistentry>
+	    <term>-e</term>
+
+	    <listitem>
+	      <para>If <option>-d</option> was specified, also show expired
+		dynamic rules.</para>
+	    </listitem>
+	  </varlistentry>
+	  
+          <varlistentry>
 	    <term>-t</term>
 	    
 	    <listitem>
@@ -2508,6 +2537,15 @@ FreeBSD BUILT-19950429 (GR386) #0: Sat Apr 29 17:50:09 SAT 1995</screen>
 		names.</para>
 	    </listitem>
 	  </varlistentry>
+	  
+          <varlistentry>
+	    <term>-S</term>
+	    
+	    <listitem>
+	      <para>Show the set each rule belongs to. If this flag is not
+		specified, disabled rules will not be listed.</para>
+	    </listitem>
+	  </varlistentry>
 	</variablelist>
       </sect3>