1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/in.h b/include/linux/in.h
index 8d6c8b5b6..37db22a9a 100644
--- a/include/linux/in.h
+++ b/include/linux/in.h
@@ -38,6 +38,10 @@ enum {
 
   IPPROTO_PIM    = 103,		/* Protocol Independent Multicast	*/
 
+  IPPROTO_ESP = 50,            /* Encapsulation Security Payload protocol */
+  IPPROTO_AH = 51,             /* Authentication Header protocol       */
+  IPPROTO_COMP   = 108,                /* Compression Header protocol */
+
   IPPROTO_RAW	 = 255,		/* Raw IP packets			*/
   IPPROTO_MAX
 };