From 4271d571579725586a943ef78900750cbe688c94 Mon Sep 17 00:00:00 2001
From: Victor Julien <victor@inliniac.net>
Date: Mon, 5 Sep 2016 10:15:23 +0200
Subject: [PATCH] decode: declare IPPROTO_IPIP if OS doesn't have it

---
 src/decode.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/decode.h b/src/decode.h
index 2c759c0122..2a5d39d38e 100644
--- a/src/decode.h
+++ b/src/decode.h
@@ -982,6 +982,10 @@ int DecoderParseDataFromFile(char *filename, DecoderFunc Decoder);
     r; \
 })
 
+#ifndef IPPROTO_IPIP
+#define IPPROTO_IPIP 4
+#endif
+
 /* older libcs don't contain a def for IPPROTO_DCCP
  * inside of <netinet/in.h>
  * if it isn't defined let's define it here.