+Mention account-hook in the docs for $tunnel, see http://bugs.mutt.org/3237
+and http://bugs.debian.org/504530
+
+--- a/init.h
++++ b/init.h
+@@ -2410,6 +2410,10 @@
+ ** .pp
+ ** Note: For this example to work, you must be able to log in to the
+ ** remote machine without having to enter a password.
++ ** .pp
++ ** When set, Mutt uses the tunnel for all remote connections.
++ ** Please see ``$account-hook'' in the manual for how to use different
++ ** tunnel commands per connection.
+ */
+ #endif /* USE_SOCKET */
+ { "print", DT_QUAD, R_NONE, OPT_PRINT, M_ASKNO },