diff -ruN a/Makefile b/Makefile
--- a/Makefile	2020-06-03 16:10:18.000000000 -0700
+++ b/Makefile	2020-07-21 18:03:12.464121056 -0700
@@ -42,7 +42,7 @@
 
 PLATFORM := $(shell uname -s)
 ifeq ($(PLATFORM),Linux)
-	CXX:= g++
+	CXX?= g++
 	
 	STATICOUTPUT := linux64
 
@@ -68,7 +68,7 @@
 
 	HIDOBJ := $(LIBTHIRD)/hid-libusb.o
 else
-	CXX:= clang++
+	CXX?= clang++
 
 	OUTPUT := libmsp430.dylib
 	STATICOUTPUT := mac64
@@ -134,7 +134,7 @@
 	$(CXX) -c -o $@ $< $(USE_PCH) $(CXXFLAGS) $(INCLUDES) $(DEFINES)
 
 $(BSLLIB):
-	$(MAKE) -C ./ThirdParty/BSL430_DLL
+	$(MAKE) -C ./ThirdParty/BSL430_DLL OUTPUT=../../$(BSLLIB)
 
 install:
 	cp $(OUTPUT) /usr/local/lib/
diff -ruN a/ThirdParty/BSL430_DLL/Makefile b/ThirdParty/BSL430_DLL/Makefile
--- a/ThirdParty/BSL430_DLL/Makefile	2019-11-18 13:16:00.000000000 -0800
+++ b/ThirdParty/BSL430_DLL/Makefile	2020-07-21 18:02:55.987782494 -0700
@@ -36,7 +36,7 @@
 
 PLATFORM := $(shell uname -s)
 ifeq ($(PLATFORM),Linux)
-	CXX:= g++
+	CXX?= g++
 
 	ifdef BIT32
 	CXXFLAGS += -m32
@@ -47,7 +47,7 @@
 	INCLUDES += -I$(BOOST_DIR)
 	endif
 else
-	CXX:= clang++
+	CXX?= clang++
 
 	ifdef BOOST_DIR
 	INCLUDES += -I$(BOOST_DIR)/include