lots of markup nits, most commonly Unix/unix --> \UNIX
diff --git a/Doc/lib/libundoc.tex b/Doc/lib/libundoc.tex
index df78152..e7d388f 100644
--- a/Doc/lib/libundoc.tex
+++ b/Doc/lib/libundoc.tex
@@ -49,7 +49,7 @@
\item[\module{bsddb185}]
--- Backwards compatibility module for systems which still use the Berkeley
- DB 1.85 module. It is normally only available on certain BSD Unix-based
+ DB 1.85 module. It is normally only available on certain BSD \UNIX-based
systems. It should never be used directly.
\end{description}