Adjusted to use the new module synopsis support macros.
diff --git a/Doc/lib/libsgmllib.tex b/Doc/lib/libsgmllib.tex
index f086b4b..642dacd 100644
--- a/Doc/lib/libsgmllib.tex
+++ b/Doc/lib/libsgmllib.tex
@@ -1,6 +1,8 @@
 \section{Standard Module \module{sgmllib}}
-\label{module-sgmllib}
-\stmodindex{sgmllib}
+\declaremodule{standard}{sgmllib}
+
+\modulesynopsis{Only as much of an SGML parser as needed to parse HTML.}
+
 \index{SGML}
 
 This module defines a class \class{SGMLParser} which serves as the