Shorten a few section titles.
diff --git a/Doc/lib/libgzip.tex b/Doc/lib/libgzip.tex
index 3bae734..ba3267c 100644
--- a/Doc/lib/libgzip.tex
+++ b/Doc/lib/libgzip.tex
@@ -1,7 +1,7 @@
 \section{\module{gzip} ---
-         \program{gzip} compression and decompression using files.}
-\declaremodule{standard}{gzip}
+         Support for \program{gzip} files}
 
+\declaremodule{standard}{gzip}
 \modulesynopsis{Interfaces for \program{gzip} compression and
 decompression using file objects.}