From ff0fa3ababda297041405102db3e7169f736b46a Mon Sep 17 00:00:00 2001
From: tholo <tholo@openbsd.org>
Date: Sat, 7 Sep 1996 19:04:06 +0000
Subject: [PATCH] Understand about union mounts as well as union file system

---
 lib/libc/gen/opendir.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/libc/gen/opendir.c b/lib/libc/gen/opendir.c
index 69b3bdab1fd..2c8487e82a9 100644
--- a/lib/libc/gen/opendir.c
+++ b/lib/libc/gen/opendir.c
@@ -32,7 +32,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char rcsid[] = "$OpenBSD: opendir.c,v 1.2 1996/08/19 08:25:12 tholo Exp $";
+static char rcsid[] = "$OpenBSD: opendir.c,v 1.3 1996/09/07 19:04:06 tholo Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/param.h>
@@ -103,8 +103,8 @@ __opendir2(name, flags)
 			close(fd);
 			return (NULL);
 		}
-		unionstack = !strncmp(sfb.f_fstypename, MOUNT_UNION,
-		    MFSNAMELEN);
+		unionstack = strncmp(sfb.f_fstypename, MOUNT_UNION, MFSNAMELEN) == 0 ||
+			     (sfb.f_flags & MNT_UNION);
 	} else {
 		unionstack = 0;
 	}
-- 
2.20.1