--- Make-config.orig	2010-01-27 22:40:01.000000000 -0600
+++ Make-config	2014-01-03 18:00:33.000000000 -0600
@@ -80,8 +80,8 @@
 macosx-g++:
 	$(MAKE) targets \
 	"ANNLIB = libANN.a" \
-	"C++ = g++" \
-	"CFLAGS = -O3" \
+	"C++ = @CXX@" \
+	"CFLAGS = @CFLAGS@" \
 	"MAKELIB = libtool -static -o " \
 	"RANLIB = true"