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/lib/libdbm.tex b/Doc/lib/libdbm.tex
index 551a153..416a6b0 100644
--- a/Doc/lib/libdbm.tex
+++ b/Doc/lib/libdbm.tex
@@ -14,7 +14,7 @@
The module defines the following constant and functions:
-\renewcommand{\indexsubitem}{(in module dbm)}
+\setindexsubitem{(in module dbm)}
\begin{excdesc}{error}
Raised on dbm-specific errors, such as I/O errors. \code{KeyError} is
raised for general mapping errors like specifying an incorrect key.