diff --git a/lib/fts.c b/lib/fts.c
index fb1a72a00..94d8de9d4 100644
--- a/lib/fts.c
+++ b/lib/fts.c
@@ -73,6 +73,7 @@ static char sccsid[] = "@(#)fts.c	8.6 (Berkeley) 8/14/94";
 
 #if ! _LIBC
 # include "lstat.h"
+# include "fcntl--.h"
 #endif
 
 #if defined _LIBC