1 files changed, 8 insertions, 1 deletions
diff --git a/3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp b/3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp
index 5144e77..1f0f7f5 100644
--- a/3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp
+++ b/3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp
@@ -12,7 +12,10 @@
 
 #include <boost/thread/win32/basic_recursive_mutex.hpp>
 #include <boost/thread/exceptions.hpp>
-#include <boost/thread/locks.hpp>
+#include <boost/thread/detail/delete.hpp>
+#if defined BOOST_THREAD_PROVIDES_NESTED_LOCKS
+#include <boost/thread/lock_types.hpp>
+#endif
 
 #include <boost/config/abi_prefix.hpp>
 
@@ -32,8 +35,10 @@ namespace boost
             ::boost::detail::basic_recursive_mutex::destroy();
         }
 
+#if defined BOOST_THREAD_PROVIDES_NESTED_LOCKS
         typedef unique_lock<recursive_mutex> scoped_lock;
         typedef detail::try_lock_wrapper<recursive_mutex> scoped_try_lock;
+#endif
     };
 
     typedef recursive_mutex recursive_try_mutex;
@@ -52,9 +57,11 @@ namespace boost
             ::boost::detail::basic_recursive_timed_mutex::destroy();
         }
 
+#if defined BOOST_THREAD_PROVIDES_NESTED_LOCKS
         typedef unique_lock<recursive_timed_mutex> scoped_timed_lock;
         typedef detail::try_lock_wrapper<recursive_timed_mutex> scoped_try_lock;
         typedef scoped_timed_lock scoped_lock;
+#endif
     };
 }