--- zzzz-none-000/linux-4.4.60/include/uapi/linux/ip.h	2017-04-08 07:53:53.000000000 +0000
+++ dragonfly-4020-701/linux-4.4.60/include/uapi/linux/ip.h	2018-11-08 13:36:17.000000000 +0000
@@ -102,7 +102,7 @@
 	__be32	saddr;
 	__be32	daddr;
 	/*The options start here. */
-};
+} __attribute__((packed, aligned(2)));
 
 
 struct ip_auth_hdr {