ipv6: Make third arg to anycast_dst_alloc() bool.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 5e91b72..f9dbf47 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -102,7 +102,7 @@
 
 extern struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
 					   const struct in6_addr *addr,
-					   int anycast);
+					   bool anycast);
 
 extern int			ip6_dst_hoplimit(struct dst_entry *dst);