upstream commit

eliminate fallback from untrusted X11 forwarding to trusted
 forwarding when the X server disables the SECURITY extension; Reported by
 Thomas Hoger; ok deraadt@

Upstream-ID: f76195bd2064615a63ef9674a0e4096b0713f938

clientloop.h

@@ -1,4 +1,4 @@
-/* $OpenBSD: clientloop.h,v 1.31 2013/06/02 23:36:29 dtucker Exp $ */
+/* $OpenBSD: clientloop.h,v 1.32 2016/01/13 23:04:47 djm Exp $ */
 
 /*
  * Author: Tatu Ylonen <[email protected]>
@@ -39,7 +39,7 @@
 
 /* Client side main loop for the interactive session. */
 int	 client_loop(int, int, int);
-void	 client_x11_get_proto(const char *, const char *, u_int, u_int,
+int	 client_x11_get_proto(const char *, const char *, u_int, u_int,
 	    char **, char **);
 void	 client_global_request_reply_fwd(int, u_int32_t, void *);
 void	 client_session2_setup(int, int, int, const char *, struct termios *,