Tweak note about using os.open to lock files if O_SHLOCK and O_EXLOCK are
present.
diff --git a/Doc/lib/libfcntl.tex b/Doc/lib/libfcntl.tex
index e1350ec..dc76da3 100644
--- a/Doc/lib/libfcntl.tex
+++ b/Doc/lib/libfcntl.tex
@@ -166,9 +166,9 @@
better.
\begin{seealso}
- \seemodule{os}{The \function{os.open()} function supports locking flags
- and is available on a wider variety of platforms than
- the \function{lockf()} and \function{flock()}
- functions, providing a more platform-independent file
- locking facility.}
+ \seemodule{os}{If the locking flags \constant{O_SHLOCK} and
+ \constant{O_EXLOCK} are present in the \module{os} module,
+ the \function{os.open()} function provides a more
+ platform-independent alternative to the \function{lockf()}
+ and \function{flock()} functions.}
\end{seealso}