Remove all uses of \sectcode; we can now use logical markup everywhere.
diff --git a/Doc/lib/libpprint.tex b/Doc/lib/libpprint.tex
index 6c499df..0ad1dc5 100644
--- a/Doc/lib/libpprint.tex
+++ b/Doc/lib/libpprint.tex
@@ -1,6 +1,6 @@
 %%  Author:  Fred L. Drake, Jr.		<fdrake@acm.org>
 
-\section{Standard Module \sectcode{pprint}}
+\section{Standard Module \module{pprint}}
 \stmodindex{pprint}
 \label{module-pprint}