Updated Iana-Etc to pull new data from IANA

Thanks to Grail Dane (grail69 at hotmail dot com) for pointing out
that Iana-Etc has a built in updating mechanism for getting the newest
copies of /etc/protocols and /etc/services direct from IANA rather
than use the ones found in the tarball.

See mailing list thread:
http://lists.cross-lfs.org/pipermail/clfs-dev-cross-lfs.org/2011-January/000866.html

BOOK/final-system/common/iana-etc.xml

@@ -25,17 +25,26 @@
   <sect2 role="installation">
     <title>Installation of Iana-Etc</title>
 
-    <para os="a">The following command converts the raw data provided by IANA into
-    the correct formats for the <filename>/etc/protocols</filename> and
-    <filename>/etc/services</filename> data files:</para>
+    <para os="a">The <filename>protocol-numbers.dist</filename> and
+    <filename>port-numbers.dist</filename> files that come with Iana-Etc 
+    are outdated.  Also, IANA has moved their copy of protocol-numbers.
+    In order to ensure we use correct and up to date data, first modify the 
+    Makefile and then download the updates:</para>
 
-<screen os="b"><userinput>make</userinput></screen>
+<screen os="b"><userinput>sed -i '/file=/s@protocol-numbers@&amp;/&amp;.txt@' Makefile
+make get</userinput></screen>
 
-    <para os="c">This package does not come with a test suite.</para>
+    <para os="c">The following command then converts the raw data provided by 
+    IANA into the correct formats for the <filename>/etc/protocols</filename> 
+    and <filename>/etc/services</filename> data files:</para>
 
-    <para os="d">Install the package:</para>
+<screen os="d"><userinput>make</userinput></screen>
 
-<screen os="e"><userinput>make DESTDIR=${CLFS} install</userinput></screen>
+    <para os="e">This package does not come with a test suite.</para>
+
+    <para os="f">Install the package:</para>
+
+<screen os="g"><userinput>make DESTDIR=${CLFS} install</userinput></screen>
 
   </sect2>
 
@@ -83,3 +92,4 @@
   </sect2>
 
 </sect1>
+