--- kernel/bsd/dev/vnd.c	2018/04/24 18:26:02	1.1
+++ kernel/bsd/dev/vnd.c	2018/04/24 18:29:29	1.1.1.2
@@ -522,7 +522,7 @@ vndthrottle(vnd, vp)
 	register struct vnd_softc *vnd;
 	struct vnode *vp;
 {
-#ifdef NFSCLIENT
+#if NFSCLIENT
 	extern int (**nfsv2_vnodeop_p)();
 
 	if (vp->v_op == nfsv2_vnodeop_p)