From 258b81ae7f2e5b30dd705ef01195e05f881d5459 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Wed, 3 Nov 2021 02:56:13 +0000
Subject: [PATCH] Fix missing includes in mixer.cpp

---
 src/mixer.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mixer.cpp b/src/mixer.cpp
index b9b20fccfd..91a496404c 100644
--- a/src/mixer.cpp
+++ b/src/mixer.cpp
@@ -17,6 +17,11 @@
 #include "safeguards.h"
 #include "mixer.h"
 
+#include <mutex>
+#if defined(__MINGW32__)
+#include "3rdparty/mingw-std-threads/mingw.mutex.h"
+#endif
+
 struct MixerChannel {
 	bool active;