lots of markup nits, most commonly Unix/unix --> \UNIX
diff --git a/Doc/lib/libzipfile.tex b/Doc/lib/libzipfile.tex
index 47d1e5a..3d81e50 100644
--- a/Doc/lib/libzipfile.tex
+++ b/Doc/lib/libzipfile.tex
@@ -106,12 +106,12 @@
is specified but the \refmodule{zlib} module is not available,
\exception{RuntimeError} is also raised. The default is
\constant{ZIP_STORED}.
- If \var{allowZip64} is \code{True} zipfile will create zipfiles that use
- the ZIP64 extensions when the zipfile is larger than 2GBytes. If it is
- false (the default) zipfile will raise an exception when the zipfile would
- require ZIP64 extensions. ZIP64 extensions are disabled by default because
- the default zip and unzip commands on Unix (the InfoZIP utilities) don't
- support these extensions.
+ If \var{allowZip64} is \code{True} zipfile will create ZIP files that use
+ the ZIP64 extensions when the zipfile is larger than 2 GB. If it is
+ false (the default) \module{zipfile} will raise an exception when the
+ ZIP file would require ZIP64 extensions. ZIP64 extensions are disabled by
+ default because the default \program{zip} and \program{unzip} commands on
+ \UNIX{} (the InfoZIP utilities) don't support these extensions.
\end{classdesc}
\begin{methoddesc}{close}{}