Remove obsolete module rand from list of modules.
Add fileinput to list.
diff --git a/Doc/lib/libmisc.tex b/Doc/lib/libmisc.tex
index f895ef5..24881a8 100644
--- a/Doc/lib/libmisc.tex
+++ b/Doc/lib/libmisc.tex
@@ -18,10 +18,11 @@
\item[random]
--- Generate pseudo-random numbers with various common distributions.
-\item[rand]
---- Integer pseudo-random number generator (obsolete).
-
\item[array]
--- Efficient arrays of uniformly typed numeric values.
+\item[fileinput]
+--- Perl-like iteration over lines from multiple input streams, with
+``save in place'' capability.
+
\end{description}