New section header style.

Fix up a few synopses.
diff --git a/Doc/lib/libfm.tex b/Doc/lib/libfm.tex
index b52fd26..381d93e 100644
--- a/Doc/lib/libfm.tex
+++ b/Doc/lib/libfm.tex
@@ -1,4 +1,5 @@
-\section{Built-in Module \module{fm}}
+\section{\module{fm} ---
+         \emph{Font Manager} interface for SGI workstations.}
 \declaremodule{builtin}{fm}
 
 \modulesynopsis{\emph{Font Manager} interface for SGI workstations.}