diff --git a/sys/fs/procfs/procfs_vnops.c b/sys/fs/procfs/procfs_vnops.c
index 8aaa015feb7..e2834b221c3 100644
--- a/sys/fs/procfs/procfs_vnops.c
+++ b/sys/fs/procfs/procfs_vnops.c
@@ -36,7 +36,7 @@
  *
  *	@(#)procfs_vnops.c	8.18 (Berkeley) 5/21/95
  *
- *	$Id$
+ *	$Id: procfs_vnops.c,v 1.28 1997/02/22 09:40:31 peter Exp $
  */
 
 /*
@@ -949,11 +949,11 @@ atopid(b, len)
 #define procfs_mkdir ((int (*) __P((struct vop_mkdir_args *))) procfs_badop)
 #define procfs_rmdir ((int (*) __P((struct vop_rmdir_args *))) procfs_badop)
 #define procfs_symlink ((int (*) __P((struct vop_symlink_args *))) procfs_badop)
-#define procfs_readlink ((int (*) __P((struct vop_readlink_args *))) procfs_badop)
-#define procfs_lock ((int (*) __P((struct vop_lock_args *))) nullop)
-#define procfs_unlock ((int (*) __P((struct vop_unlock_args *))) nullop)
+#define procfs_lock ((int (*) __P((struct vop_lock_args *)))vop_nolock)
+#define procfs_unlock ((int (*) __P((struct vop_unlock_args *)))vop_nounlock)
 #define	procfs_strategy ((int (*) __P((struct vop_strategy_args *))) procfs_badop)
-#define procfs_islocked ((int (*) __P((struct vop_islocked_args *))) nullop)
+#define procfs_islocked \
+	((int (*) __P((struct vop_islocked_args *)))vop_noislocked)
 #define procfs_advlock ((int (*) __P((struct vop_advlock_args *))) procfs_badop)
 #define procfs_blkatoff ((int (*) __P((struct vop_blkatoff_args *))) procfs_badop)
 #define procfs_valloc ((int (*) __P((struct vop_valloc_args *))) procfs_badop)
diff --git a/sys/miscfs/procfs/procfs_vnops.c b/sys/miscfs/procfs/procfs_vnops.c
index 8aaa015feb7..e2834b221c3 100644
--- a/sys/miscfs/procfs/procfs_vnops.c
+++ b/sys/miscfs/procfs/procfs_vnops.c
@@ -36,7 +36,7 @@
  *
  *	@(#)procfs_vnops.c	8.18 (Berkeley) 5/21/95
  *
- *	$Id$
+ *	$Id: procfs_vnops.c,v 1.28 1997/02/22 09:40:31 peter Exp $
  */
 
 /*
@@ -949,11 +949,11 @@ atopid(b, len)
 #define procfs_mkdir ((int (*) __P((struct vop_mkdir_args *))) procfs_badop)
 #define procfs_rmdir ((int (*) __P((struct vop_rmdir_args *))) procfs_badop)
 #define procfs_symlink ((int (*) __P((struct vop_symlink_args *))) procfs_badop)
-#define procfs_readlink ((int (*) __P((struct vop_readlink_args *))) procfs_badop)
-#define procfs_lock ((int (*) __P((struct vop_lock_args *))) nullop)
-#define procfs_unlock ((int (*) __P((struct vop_unlock_args *))) nullop)
+#define procfs_lock ((int (*) __P((struct vop_lock_args *)))vop_nolock)
+#define procfs_unlock ((int (*) __P((struct vop_unlock_args *)))vop_nounlock)
 #define	procfs_strategy ((int (*) __P((struct vop_strategy_args *))) procfs_badop)
-#define procfs_islocked ((int (*) __P((struct vop_islocked_args *))) nullop)
+#define procfs_islocked \
+	((int (*) __P((struct vop_islocked_args *)))vop_noislocked)
 #define procfs_advlock ((int (*) __P((struct vop_advlock_args *))) procfs_badop)
 #define procfs_blkatoff ((int (*) __P((struct vop_blkatoff_args *))) procfs_badop)
 #define procfs_valloc ((int (*) __P((struct vop_valloc_args *))) procfs_badop)