dev/ is under the control of MAKEDEV, not mtree

src/etc/mtree/4.4BSD.dist

@@ -1,4 +1,4 @@
-#	$OpenBSD: 4.4BSD.dist,v 1.113 2001/09/11 19:03:55 millert Exp $
+#	$OpenBSD: 4.4BSD.dist,v 1.114 2001/09/21 22:14:03 deraadt Exp $
 
 /set type=dir uname=root gname=wheel mode=0755
 # .
@@ -17,11 +17,6 @@ bin
 # ./dev
 dev
 
-# ./dev/fd
-fd		mode=0555
-# ./dev/fd
-..
-
 # ./dev
 ..
 

src/etc/mtree/4.4BSD.root

@@ -1,4 +1,4 @@
-#	$OpenBSD: 4.4BSD.root,v 1.6 1998/05/14 16:09:47 niklas Exp $
+#	$OpenBSD: 4.4BSD.root,v 1.7 2001/09/21 22:14:03 deraadt Exp $
 #	$NetBSD: 4.4BSD.root,v 1.2 1996/05/12 23:30:32 thorpej Exp $
 #
 #	   user: bostic
@@ -54,12 +54,6 @@ c               type=dir mode=0755
 /set type=file gname=operator uname=root mode=0640
 dev             type=dir gname=wheel mode=0755
 
-# ./dev/fd
-/set type=file gname=bin uname=root mode=0666
-fd              type=dir uname=root gname=wheel mode=0755
-# ./dev/fd
-..
-
 # ./dev
 ..