--- fs/nfs/nfsproto.h.sav	2018-02-12 21:05:50.895858000 -0500
+++ fs/nfs/nfsproto.h	2018-02-12 21:07:03.846191000 -0500
@@ -562,6 +562,7 @@
 #define	NFSV4OPEN_WDRESOURCE		0x00080000
 #define	NFSV4OPEN_WDCONTENTION		0x00100000
 #define	NFSV4OPEN_WDNOTWANTED		0x00200000
+#define	NFSV4OPEN_WDSUPPFTYPE		0x00400000
 
 /*
  * NFS V4 File Handle types