From 4f1515ab09f335d3b52c8dde82dfa32f4336454f Mon Sep 17 00:00:00 2001
From: Carsten Schoenert <c.schoenert@t-online.de>
Date: Sun, 13 Dec 2015 13:40:13 +0100
Subject: [PATCH] Contiki: undefine COAP_MAX_BLOCK_SZX before redefine

COAP_MAX_BLOCK_SZX is defined to "2" already before a define rule for
CONTIKI_TARGET_CC2538DK, just add a simply undefine line before the
redefine of COAP_MAX_BLOCK_SZX to make the compiler happy.
---
 coap_config.h.contiki | 1 +
 1 file changed, 1 insertion(+)

diff --git a/coap_config.h.contiki b/coap_config.h.contiki
index 16f5e1b8..43bef3a4 100644
--- a/coap_config.h.contiki
+++ b/coap_config.h.contiki
@@ -106,6 +106,7 @@ typedef void FILE;
 #undef COAP_MAX_PDU_SIZE
 #define COAP_MAX_PDU_SIZE 100
 
+#undef COAP_MAX_BLOCK_SZX
 #define COAP_MAX_BLOCK_SZX 2
 
 #define HAVE_LIMITS_H 1