From e9700c170961e8c7aaad92fdcefe0e0b894741ef Mon Sep 17 00:00:00 2001
From: Peter Barker <pbarker@barker.dropbear.id.au>
Date: Fri, 27 Oct 2023 18:13:08 +1100
Subject: [PATCH] Blimp: tidy sending of queued opticalflow messages

---
 Blimp/GCS_Mavlink.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Blimp/GCS_Mavlink.cpp b/Blimp/GCS_Mavlink.cpp
index a58d3a45ee..81fa2d806f 100644
--- a/Blimp/GCS_Mavlink.cpp
+++ b/Blimp/GCS_Mavlink.cpp
@@ -2,6 +2,7 @@
 
 #include "GCS_Mavlink.h"
 #include <AP_RPM/AP_RPM_config.h>
+#include <AP_OpticalFlow/AP_OpticalFlow_config.h>
 
 MAV_TYPE GCS_Blimp::frame_type() const
 {
@@ -360,7 +361,9 @@ static const ap_message STREAM_EXTRA3_msgs[] = {
 #if HAL_MOUNT_ENABLED
     MSG_GIMBAL_DEVICE_ATTITUDE_STATUS,
 #endif
+#if AP_OPTICALFLOW_ENABLED
     MSG_OPTICAL_FLOW,
+#endif
 #if COMPASS_CAL_ENABLED
     MSG_MAG_CAL_REPORT,
     MSG_MAG_CAL_PROGRESS,