--- zzzz-none-000/linux-4.4.60/include/uapi/linux/icmp.h	2017-04-08 07:53:53.000000000 +0000
+++ dragonfly-4020-701/linux-4.4.60/include/uapi/linux/icmp.h	2018-11-08 13:36:17.000000000 +0000
@@ -80,7 +80,7 @@
 		__be16	mtu;
 	} frag;
   } un;
-};
+} __attribute__((packed, aligned(2)));
 
 
 /*