New section header style.

Fix up a few synopses.
diff --git a/Doc/lib/libfnmatch.tex b/Doc/lib/libfnmatch.tex
index b1f3a1b..78d0318 100644
--- a/Doc/lib/libfnmatch.tex
+++ b/Doc/lib/libfnmatch.tex
@@ -1,4 +1,5 @@
-\section{Standard Module \module{fnmatch}}
+\section{\module{fnmatch} ---
+         \UNIX{} shell style pathname pattern matching.}
 \declaremodule{standard}{fnmatch}
 
 \modulesynopsis{\UNIX{} shell style pathname pattern matching.}