--- liburllib2.tex	2007-08-06 01:52:58.000000000 +0530
+++ liburllib2-mdf.tex	2007-08-06 02:12:00.128171816 +0530
@@ -564,7 +564,8 @@
                                                   fp, code, msg, hdrs}
 Redirect to the \code{Location:} URL.  This method is called by
 the parent \class{OpenerDirector} when getting an HTTP
-`moved permanently' response.
+`moved permanently' response. The 301 redirection is cached as per
+\rfc{2616}.
 \end{methoddesc}
 
 \begin{methoddesc}[HTTPRedirectHandler]{http_error_302}{req,