a few typographical changes (e.g. -- => ---) and lots of new stuff in the WWW chapter
diff --git a/Doc/lib/librfc822.tex b/Doc/lib/librfc822.tex
index 43a5cea..641ea85 100644
--- a/Doc/lib/librfc822.tex
+++ b/Doc/lib/librfc822.tex
@@ -1,6 +1,8 @@
\section{Built-in module \sectcode{rfc822}}
\stmodindex{rfc822}
+\renewcommand{\indexsubitem}{(in module rfc822)}
+
This module defines a class, \code{Message}, which represents a
collection of ``email headers'' as defined by the Internet standard
RFC 822. It is used in various contexts, usually to read such headers