--- a/usr/src/uts/common/nfs/nfs.h	Mon Sep 11 21:56:06 2006 -0700
+++ b/usr/src/uts/common/nfs/nfs.h	Mon Sep 11 22:51:59 2006 -0700
@@ -931,6 +931,7 @@
 extern int	nfs_setopts(vnode_t *vp, model_t model, struct nfs_args *args);
 extern int	nfs_mount_label_policy(vfs_t *vfsp, struct netbuf *addr,
 		    struct knetconfig *knconf, cred_t *cr);
+extern boolean_t	nfs_has_ctty(void);
 extern void	nfs_srv_stop_all(void);
 extern void	nfs_srv_quiesce_all(void);
 extern void	(*nfs_srv_quiesce_func)(void);