-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)
-#define rt_dst(rt) (rt->dst)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,39)
+ struct flowi fl = { .nl_u = { .ip4_u = {
+ .daddr = daddr,
+ .saddr = *saddr,
+ .tos = RT_TOS(tos) } },
+ .mark = skb_mark,
+ .proto = ipproto };
+
+ if (unlikely(ip_route_output_key(net, &rt, &fl)))
+ return ERR_PTR(-EADDRNOTAVAIL);
+ *saddr = fl.nl_u.ip4_u.saddr;
+ return rt;