--- Makefile.orig	2017-06-12 14:07:35 UTC
+++ Makefile
@@ -1,4 +1,5 @@
-CXXFLAGS=-g -Wall -Wextra -DNDEBUG $(OPTFLAGS)
+CXXFLAGS+=-Wall -Wextra -DNDEBUG $(OPTFLAGS)
+CPPFLAGS+=$(shell pkg-config --cflags libcryptopp)
 LIBS=$(OPTLIBS)
 PREFIX?=/usr/local
 CC=g++
@@ -19,11 +20,11 @@ gmd: $(OBJECTS) src/gmdedit/gmdedit.o
 dev: all
 	
 gmd: $(OBJECTS) src/gmdedit/gmdedit.o
-	$(CC) src/gmdedit/gmdedit.o src/mixid.o src/mix_db_gamedb.o src/mix_db_gmd.o \
+	$(CXX) $(CXXFLAGS) src/gmdedit/gmdedit.o src/mixid.o src/mix_db_gamedb.o src/mix_db_gmd.o \
 	-o build/gmdedit
 
 mixkey: src/mixkey/mixkey.o src/mixkey/mix_dexoder.o
-	$(CC) src/mixkey/mixkey.o src/mixkey/mix_dexoder.o -o build/mixkey -lcryptopp
+	$(CXX) $(CXXFLAGS) src/mixkey/mixkey.o src/mixkey/mix_dexoder.o -o build/mixkey $(shell pkg-config --libs libcryptopp)
 
 win32:
 	/usr/bin/make -f Makefile.win32 CC=i586-mingw32msvc-g++ \
@@ -31,7 +32,7 @@ $(TARGET): build $(OBJECTS)
 
 	
 $(TARGET): build $(OBJECTS)
-	$(CC) $(OBJECTS) -o $(TARGET) -lcryptopp
+	$(CXX) $(CXXFLAGS) $(OBJECTS) -o $(TARGET) $(shell pkg-config --libs libcryptopp)
 
 build:
 	@mkdir -p build