Fix a sentence which ends "...is 6, which." (AMK)
diff --git a/Doc/lib/libzlib.tex b/Doc/lib/libzlib.tex
index d5dab91..ab30a32 100644
--- a/Doc/lib/libzlib.tex
+++ b/Doc/lib/libzlib.tex
@@ -27,7 +27,7 @@
compressed data. \var{level} is an integer from 1 to 9 controlling
the level of compression; 1 is fastest and produces the least
compression, 9 is slowest and produces the most. The default value is
-6, which . Raises the \code{zlib.error} exception if any error occurs.
+6. Raises the \code{zlib.error} exception if any error occurs.
\end{funcdesc}
\begin{funcdesc}{compressobj}{\optional{level}}