--- ffi/Makefile.osx.orig	2017-02-21 09:34:18.000000000 +0300
+++ ffi/Makefile.osx	2017-02-21 09:35:28.000000000 +0300
@@ -1,5 +1,5 @@
 
-CXX = clang++ -std=c++11 -stdlib=libc++
+CXX = %%CXX%% -std=c++11 -stdlib=libc++
 CXXFLAGS = $(LLVM_CXXFLAGS)
 LDFLAGS = $(LLVM_LDFLAGS)
 LIBS = $(LLVM_LIBS)