Adjusted to use the new module synopsis support macros.
diff --git a/Doc/lib/libcrypt.tex b/Doc/lib/libcrypt.tex
index 8e9a7d3..418b9d5 100644
--- a/Doc/lib/libcrypt.tex
+++ b/Doc/lib/libcrypt.tex
@@ -1,6 +1,8 @@
 \section{Built-in Module \module{crypt}}
-\label{module-crypt}
-\bimodindex{crypt}
+\declaremodule{builtin}{crypt}
+
+\modulesynopsis{The \cfunction{crypt()} function used to check \UNIX{} passwords.}
+
 
 This module implements an interface to the \manpage{crypt}{3} routine,
 which is a one-way hash function based upon a modified DES algorithm;