Index: Makefile
--- Makefile.orig
+++ Makefile
@@ -26,10 +26,10 @@ default: tbb tbbmalloc $(if $(use_proxy),tbbproxy)
 all: tbb tbbmalloc tbbproxy test examples
 
 tbb: mkdir
-	$(MAKE) -C "$(work_dir)_release"  -r -f $(tbb_root)/build/Makefile.tbb cfg=release
+	$(MAKE) -C "$(work_dir)_release"  -r -f $(tbb_root)/build/Makefile.tbb cfg=release TBB.DLL="$(TBB.DLL)"
 
 tbbmalloc: mkdir
-	$(MAKE) -C "$(work_dir)_release"  -r -f $(tbb_root)/build/Makefile.tbbmalloc cfg=release malloc
+	$(MAKE) -C "$(work_dir)_release"  -r -f $(tbb_root)/build/Makefile.tbbmalloc cfg=release malloc MALLOC.DLL="$(MALLOC.DLL)"
 
 tbbproxy: mkdir
 	$(MAKE) -C "$(work_dir)_release"  -r -f $(tbb_root)/build/Makefile.tbbproxy cfg=release tbbproxy