From d8919731ee10e24c8a77a5ebe2c8589727d39af1 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Mon, 4 Jun 2012 13:14:05 +1000
Subject: [PATCH] Mavlink: fixed library build for MAVLink 1.0

---
 libraries/GCS_MAVLink/GCS_MAVLink.h    | 6 +++---
 libraries/GCS_MAVLink/Mavlink_compat.h | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/libraries/GCS_MAVLink/GCS_MAVLink.h b/libraries/GCS_MAVLink/GCS_MAVLink.h
index 6e85053094..c256d4c05a 100644
--- a/libraries/GCS_MAVLink/GCS_MAVLink.h
+++ b/libraries/GCS_MAVLink/GCS_MAVLink.h
@@ -12,7 +12,7 @@
 // to select MAVLink 1.0 in the arduino GUI build
 //#define MAVLINK_SEPARATE_HELPERS
 
-#ifdef MAVLINK10
+#if MAVLINK10 == ENABLED
 # include "include/mavlink/v1.0/ardupilotmega/version.h"
 #else
 # include "include/mavlink/v0.9/ardupilotmega/version.h"
@@ -22,7 +22,7 @@
 #define MAVLINK_MAX_PAYLOAD_LEN MAVLINK_MAX_DIALECT_PAYLOAD_SIZE
 
 #define MAVLINK_COMM_NUM_BUFFERS 2
-#ifdef MAVLINK10
+#if MAVLINK10==ENABLED
 # include "include/mavlink/v1.0/mavlink_types.h"
 #else
 # include "include/mavlink/v0.9/mavlink_types.h"
@@ -119,7 +119,7 @@ static inline int comm_get_txspace(mavlink_channel_t chan)
 }
 
 #define MAVLINK_USE_CONVENIENCE_FUNCTIONS
-#ifdef MAVLINK10
+#if MAVLINK10==1
 # include "include/mavlink/v1.0/ardupilotmega/mavlink.h"
 #else
 # include "include/mavlink/v0.9/ardupilotmega/mavlink.h"
diff --git a/libraries/GCS_MAVLink/Mavlink_compat.h b/libraries/GCS_MAVLink/Mavlink_compat.h
index c159da8d93..10826b6a3c 100644
--- a/libraries/GCS_MAVLink/Mavlink_compat.h
+++ b/libraries/GCS_MAVLink/Mavlink_compat.h
@@ -2,7 +2,7 @@
   compatibility header during transition to MAVLink 1.0
  */
 
-#ifdef MAVLINK10
+#if MAVLINK10==1
 // in MAVLink 1.0 'waypoint' becomes 'mission'. We can remove these
 // mappings once we are not trying to support both protocols