From e6fceb72009e5e6c93be7eea4dd0260670530705 Mon Sep 17 00:00:00 2001
From: adamdunkels <adamdunkels>
Date: Sun, 28 Feb 2010 20:18:30 +0000
Subject: [PATCH] Added MAC-layer return value to indicate that a packet
 transmission was deferred

---
 core/net/mac/mac.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/net/mac/mac.h b/core/net/mac/mac.h
index 49f615a18..f464d0bbb 100644
--- a/core/net/mac/mac.h
+++ b/core/net/mac/mac.h
@@ -28,7 +28,7 @@
  *
  * This file is part of the Contiki operating system.
  *
- * $Id: mac.h,v 1.12 2010/02/18 21:48:39 adamdunkels Exp $
+ * $Id: mac.h,v 1.13 2010/02/28 20:18:30 adamdunkels Exp $
  */
 
 /**
@@ -86,6 +86,9 @@ enum {
   /**< The MAC layer did not get an acknowledgement for the packet. */
   MAC_TX_NOACK,
 
+  /**< The MAC layer deferred the transmission for a later time. */
+  MAC_TX_DEFERRED,
+
   /**< The MAC layer transmission could not be performed because of an
      error. The upper layer may try again later. */
   MAC_TX_ERR,