--- a/boost/python//detail/wrap_python.hpp	2022-12-09 19:16:17
+++ b/boost/python//detail/wrap_python.hpp	2022-12-09 19:18:08
@@ -206,7 +206,8 @@
 
 #ifdef DEBUG_UNDEFINED_FROM_WRAP_PYTHON_H
 # undef DEBUG_UNDEFINED_FROM_WRAP_PYTHON_H
-# define _DEBUG
+// BLENDER: TBB expects this to have a value.
+# define _DEBUG 1
 # ifdef _CRT_NOFORCE_MANIFEST_DEFINED_FROM_WRAP_PYTHON_H
 #  undef _CRT_NOFORCE_MANIFEST_DEFINED_FROM_WRAP_PYTHON_H
 #  undef _CRT_NOFORCE_MANIFEST
--- a/boost/config/stdlib/libcpp.hpp	2022-08-03 22:47:07.000000000 -0400
+++ b/boost/config/stdlib/libcpp.hpp	2022-09-16 22:16:17.044119011 -0400
@@ -168,4 +168,13 @@
 #  define BOOST_NO_CXX14_HDR_SHARED_MUTEX
 #endif
 
+#if defined(_LIBCPP_VERSION) && _LIBCPP_VERSION >= 15000
+//
+// Unary function is now deprecated in C++11 and later:
+//
+#if __cplusplus >= 201103L
+#define BOOST_NO_CXX98_FUNCTION_BASE
+#endif
+#endif
+
 //  --- end ---
