[Bug #729817] Document the rexec and Bastion modules as dead
diff --git a/Doc/lib/librexec.tex b/Doc/lib/librexec.tex
index 71ae9a3..a456864 100644
--- a/Doc/lib/librexec.tex
+++ b/Doc/lib/librexec.tex
@@ -3,7 +3,12 @@
\declaremodule{standard}{rexec}
\modulesynopsis{Basic restricted execution framework.}
+\versionchanged[Disabled module]{2.3}
+\begin{notice}[warning]
+ The documentation has been left in place to help in reading old code
+ that uses the module.
+\end{notice}
This module contains the \class{RExec} class, which supports
\method{r_eval()}, \method{r_execfile()}, \method{r_exec()}, and