From eb79e443daf95cbf0aa98cdc60c58cebe67d2780 Mon Sep 17 00:00:00 2001
From: abma <spring@abma.de>
Date: Fri, 13 Feb 2015 22:58:01 +0100
Subject: [PATCH] fix compile with undefined
 STDTHREAD_STRICT_NONRECURSIVE_LOCKS

---
 mingw.mutex.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mingw.mutex.h b/mingw.mutex.h
index a5fdecd..869378c 100644
--- a/mingw.mutex.h
+++ b/mingw.mutex.h
@@ -78,6 +78,7 @@ class _NonRecursiveMutex: protected B
 #endif
     }
 protected:
+#ifdef STDTHREAD_STRICT_NONRECURSIVE_LOCKS
     void checkSetOwnerAfterLock()
     {
         DWORD self = GetCurrentThreadId();
@@ -100,6 +101,7 @@ class _NonRecursiveMutex: protected B
         }
         mOwnerThread = 0;
     }
+#endif
 public:
     void unlock()
     {