add new IP_BIND_ADDRESS_NO_PORT and IPPROTO_MPLS to netinet/in.h
IP_BIND_ADDRESS_NO_PORT is a SOL_IP socket option to delay src port
allocation until connect in case src ip is set with bind(port=0).
new in linux v4.2, commit 90c337da1524863838658078ec34241f45d8394d
IPPROTO_MPLS protocol number for mpls over ip.
new in linux v4.2, commit 730fc4371333636a00fed32c587fc1e85c5367e2
diff --git a/include/netinet/in.h b/include/netinet/in.h
index 1ed3e6f..622bdfe 100644
--- a/include/netinet/in.h
+++ b/include/netinet/in.h
@@ -103,6 +103,7 @@
#define IPPROTO_SCTP 132
#define IPPROTO_MH 135
#define IPPROTO_UDPLITE 136
+#define IPPROTO_MPLS 137
#define IPPROTO_RAW 255
#define IPPROTO_MAX 256
@@ -200,6 +201,7 @@
#define IP_MINTTL 21
#define IP_NODEFRAG 22
#define IP_CHECKSUM 23
+#define IP_BIND_ADDRESS_NO_PORT 24
#define IP_MULTICAST_IF 32
#define IP_MULTICAST_TTL 33
#define IP_MULTICAST_LOOP 34