[IPVS]: Compile fix for annotations in userland.

This change makes __beXX available to user-space applications, such as
ipvsadm, which include ip_vs.h

Signed-Off-By: Simon Horman <horms@verge.net.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 49c717e..903108e 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -7,6 +7,7 @@
 #define _IP_VS_H
 
 #include <asm/types.h>		/* For __uXX types */
+#include <linux/types.h>	/* For __beXX types in userland */
 
 #define IP_VS_VERSION_CODE	0x010201
 #define NVERSION(version)			\