* fhandler.cc (fhandler_base::dup): Don't set handle on failure. Caller has

already taken care of that.
* fhandler_console.cc (fhandler_console::open): Initialize handles to NULL.
(fhandler_console::close): Ditto.  GNUify non-GNU formatted functions calls
throughout.

winsup/cygwin/fhandler_socket.cc

@@ -502,7 +502,7 @@ fhandler_socket::accept (struct sockaddr *peer, int *len)
   if (len && ((unsigned) *len < sizeof (struct sockaddr_in)))
     *len = sizeof (struct sockaddr_in);
 
-  if (!is_nonblocking())
+  if (!is_nonblocking ())
     {
       ev[0] = WSACreateEvent ();