--- zzzz-none-000/linux-3.10.107/include/uapi/linux/dn.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/uapi/linux/dn.h	2021-02-04 17:41:59.000000000 +0000
@@ -1,7 +1,9 @@
 #ifndef _LINUX_DN_H
 #define _LINUX_DN_H
 
+#include <linux/ioctl.h>
 #include <linux/types.h>
+#include <linux/if_ether.h>
 
 /*
 
@@ -120,7 +122,7 @@
  * Ethernet address format (for DECnet)
  */
 union etheraddress {
-        __u8 dne_addr[6];             /* Full ethernet address */
+        __u8 dne_addr[ETH_ALEN];      /* Full ethernet address */
   struct {
                 __u8 dne_hiord[4];    /* DECnet HIORD prefix   */
                 __u8 dne_nodeaddr[2]; /* DECnet node address   */