Fix a lot of markup and meta-information glitches.
diff --git a/Doc/lib/libdumbdbm.tex b/Doc/lib/libdumbdbm.tex
index 4495774..d0917be 100644
--- a/Doc/lib/libdumbdbm.tex
+++ b/Doc/lib/libdumbdbm.tex
@@ -57,7 +57,7 @@
 In addition to the methods provided by the \class{UserDict.DictMixin} class,
 \class{dumbdbm} objects provide the following methods.
 
-\begin{methoddesc}{sync}{}
+\begin{methoddesc}[dumbdbm]{sync}{}
 Synchronize the on-disk directory and data files.  This method is called by
 the \method{sync} method of \class{Shelve} objects.
 \end{methoddesc}