--- ./Makefile.orig	2014-03-14 18:14:24.974932178 +0000
+++ ./Makefile	2014-03-14 18:19:52.624925473 +0000
@@ -1,8 +1,7 @@
-PREFIX  = /home/opt
 DATADIR = $(PREFIX)/share/$(TARGET)
-CFLAGS  = -g -Wall -O2
+CFLAGS += $(shell sdl-config --cflags) -w
 CXXFLAGS= $(CFLAGS)
-LDFLAGS = -lSDL -lSDL_mixer -lSDL_ttf -lSDL_image -lGL
+LDFLAGS += $(shell sdl-config --libs) -lSDL -lSDL_mixer -lSDL_ttf -lSDL_image -lGL -lm
 DEFINES = -DDATADIR=\"$(DATADIR)/\"
 OBJS    = src/bonus.o src/gamepad.o src/killerblume.o src/player.o \
   src/bowser.o      src/global.o    src/levels.o      src/spiny.o  \
@@ -22,17 +21,17 @@
 	$(CXX) $(CXXFLAGS) $(DEFINES) -o $@ -c $<
 
 install: $(TARGET)
-	rm -fr $(DATADIR)
-	mkdir -p $(PREFIX)/bin
-	mkdir -p $(PREFIX)/share
-	install -p -m 755 $(TARGET) $(PREFIX)/bin
-	cp -a data $(DATADIR)
+#	rm -fr $(DATADIR)
+	mkdir -p $(DESTDIR)$(PREFIX)/bin
+	mkdir -p $(DESTDIR)$(PREFIX)/share
+	install -p -m 755 $(TARGET) $(DESTDIR)$(PREFIX)/bin
+	cp -a data $(DESTDIR)$(DATADIR)
 	# fix broken permission <sigh>
-	chmod 755 $(DATADIR)/gfx/tiles/pipes/left
-	for i in `find $(DATADIR) -name "*.PNG"`; do \
+	chmod 755 $(DESTDIR)$(DATADIR)/gfx/tiles/pipes/left
+	for i in `find $(DESTDIR)$(DATADIR) -name "*.PNG"`; do \
 		mv $$i `echo $$i|sed s/PNG/png/`; \
 	done
-	for i in `find $(DATADIR) -name "*.JPG"`; do \
+	for i in `find $(DESTDIR)$(DATADIR) -name "*.JPG"`; do \
 		mv $$i `echo $$i|sed s/JPG/jpg/`; \
 	done