Update FAQ about GLIBCXX_FORCE_NEW name-change.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@3678 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/docs/xml/FAQ.xml b/docs/xml/FAQ.xml
index ff8c087..fed9275 100644
--- a/docs/xml/FAQ.xml
+++ b/docs/xml/FAQ.xml
@@ -234,10 +234,14 @@
     This is removed from gcc starting with version 3.3.</para>
    </listitem>
    <listitem>
-    <para>With 3.2.2 and later, you should export the environment
+    <para>With gcc 3.2.2 and later, you should export the environment
     variable <literal>GLIBCPP_FORCE_NEW</literal> before running
     your program.</para>
    </listitem>
+   <listitem>
+    <para>With gcc 3.4 and later, that variable has changed name to
+    <literal>GLIBCXX_FORCE_NEW</literal>.</para>
+   </listitem>
   </itemizedlist>
 
   <para>There are other ways to disable memory pooling: using the