[master] b3745fc req.can_gzip

[Per Andreas Buer]

commit b3745fc4ed669c13abd61c03a8ab67c9a69e1554
Author: Per Buer <perbu at varnish-software.com>
Date:   Wed Jan 26 21:06:50 2011 +0100

    req.can_gzip

diff --git a/doc/sphinx/reference/vcl.rst b/doc/sphinx/reference/vcl.rst
index 2eb7023..82efc96 100644
--- a/doc/sphinx/reference/vcl.rst
+++ b/doc/sphinx/reference/vcl.rst
@@ -613,6 +613,9 @@ req.hash_ignore_busy
   this if you have two server looking up content from each other to 
   avoid potential deadlocks.
 
+req.can_gzip
+  Does the client accept the gzip transfer encoding.
+
 The following variables are available while preparing a backend
 request (either for a cache miss or for pass or pipe mode):