Remove all \bcode / \ecode cruft; this is no longer needed. See previous
checkin of myformat.sty.
Change "\renewcommand{\indexsubitem}{(...)}" to "\setindexsubitem{(...)}"
everywhere.
Some other minor nits that I happened to come across.
diff --git a/Doc/librfc822.tex b/Doc/librfc822.tex
index 78bbabd..1374755 100644
--- a/Doc/librfc822.tex
+++ b/Doc/librfc822.tex
@@ -2,7 +2,7 @@
\label{module-rfc822}
\stmodindex{rfc822}
-\renewcommand{\indexsubitem}{(in module rfc822)}
+\setindexsubitem{(in module rfc822)}
This module defines a class, \code{Message}, which represents a
collection of ``email headers'' as defined by the Internet standard