--- zzzz-none-000/linux-3.10.107/fs/lockd/clntxdr.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/fs/lockd/clntxdr.c	2021-02-04 17:41:59.000000000 +0000
@@ -15,6 +15,8 @@
 #include <linux/sunrpc/stats.h>
 #include <linux/lockd/lockd.h>
 
+#include <uapi/linux/nfs2.h>
+
 #define NLMDBG_FACILITY		NLMDBG_XDR
 
 #if (NLMCLNT_OHSIZE > XDR_MAX_NETOBJ)