From ab31fcb8f4e4d0a36e1ba0f50d37d25b439c493b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Patrick=20Jos=C3=A9=20Pereira?= <patrickelectric@gmail.com>
Date: Fri, 24 Aug 2018 21:42:50 -0300
Subject: [PATCH] AP_HAL_SITL: Makes scheduler compile under Mac OS
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Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>
---
 libraries/AP_HAL_SITL/Scheduler.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libraries/AP_HAL_SITL/Scheduler.cpp b/libraries/AP_HAL_SITL/Scheduler.cpp
index 5980145a97..7bdcc2ea89 100644
--- a/libraries/AP_HAL_SITL/Scheduler.cpp
+++ b/libraries/AP_HAL_SITL/Scheduler.cpp
@@ -5,7 +5,11 @@
 #include "UARTDriver.h"
 #include <sys/time.h>
 #include <fenv.h>
+#if defined (__clang__)
+#include <stdlib.h>
+#else
 #include <malloc.h>
+#endif
 #include <AP_Common/Semaphore.h>
 
 using namespace HALSITL;
@@ -263,7 +267,7 @@ bool Scheduler::thread_create(AP_HAL::MemberProc proc, const char *name, uint32_
     if (!a->f) {
         goto failed;
     }
-    a->stack = memalign(4096, alloc_stack);
+    posix_memalign(&a->stack, 4096, alloc_stack);
     if (!a->stack) {
         goto failed;
     }