From 3ed8a434cef8859770fa84a687392ba65e5365b6 Mon Sep 17 00:00:00 2001
From: Peter Barker <pbarker@barker.dropbear.id.au>
Date: Thu, 14 Sep 2023 21:05:58 +1000
Subject: [PATCH] AP_AHRS: add missing SITL header include

the singleton is used in this file
---
 libraries/AP_AHRS/AP_AHRS.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libraries/AP_AHRS/AP_AHRS.cpp b/libraries/AP_AHRS/AP_AHRS.cpp
index 93591c20263ea..d0985bd80315b 100644
--- a/libraries/AP_AHRS/AP_AHRS.cpp
+++ b/libraries/AP_AHRS/AP_AHRS.cpp
@@ -39,6 +39,9 @@
 #include <GCS_MAVLink/GCS.h>
 #include <AP_InertialSensor/AP_InertialSensor.h>
 #include <AP_CustomRotations/AP_CustomRotations.h>
+#if CONFIG_HAL_BOARD == HAL_BOARD_SITL
+#include <SITL/SITL.h>
+#endif
 
 #define ATTITUDE_CHECK_THRESH_ROLL_PITCH_RAD radians(10)
 #define ATTITUDE_CHECK_THRESH_YAW_RAD radians(20)