Add a note about IPRoute2's testsuite.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@8424 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/iproute2.xml

@@ -60,7 +60,14 @@
 
     </variablelist>
 
-    <para>This package does not come with a test suite.</para>
+    <para>This package comes with a testsuite, but due to assumptions it makes,
+    it is not possible to reliably run these tests from within the chroot
+    environment. If you wish to run these tests after booting into your new LFS
+    system, ensure you select <filename>/proc/config.gz</filename>
+    CONFIG_IKCONFIG_PROC (&quot;General setup&quot; -> &quot;Enable access to
+    .config through /proc/config.gz&quot;) support into your kernel then run
+    'make alltests' from the <filename class="directory">testsuite/</filename>
+    subdirectory.</para>
 
     <para>Install the package:</para>