1 files changed, 2 insertions, 0 deletions

diff --git a/shell/ash.c b/shell/ash.c
index 298ba3558..0bcbf9028 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -4944,6 +4944,8 @@ stoppedjobs(void)
  * Code for dealing with input/output redirection.
  */
 
+#undef EMPTY
+#undef CLOSED
 #define EMPTY -2                /* marks an unused slot in redirtab */
 #define CLOSED -3               /* marks a slot of previously-closed fd */