Added a synopsis.

diff --git a/Doc/lib/libzlib.tex b/Doc/lib/libzlib.tex
index 718a3d4511ff9e3032b2dd483d3e8b70d4e1957b..0369507535e83556cc342c2cf7d20cfca8023164 100644 (file)
--- a/Doc/lib/libzlib.tex
+++ b/Doc/lib/libzlib.tex
@@ -1,10 +1,11 @@
 % XXX The module has been extended (by Jeremy) but this documentation
-% hasn't been updated yet
+% hasn't been updated completely.
 
 \section{Built-in Module \module{zlib}}
 \declaremodule{builtin}{zlib}
 
-\modulesynopsis{None}
+\modulesynopsis{Low-level interface to compression and decompression
+routines compatible with \program{gzip}.}
 
 
 For applications that require data compression, the functions in this