--- Makefile.orig	2002-01-06 02:09:37.000000000 +0100
+++ Makefile	2004-09-14 22:03:45.525993936 +0200
@@ -9,12 +9,12 @@
 
 # User-definable stuff:
 
-CFLAGS=-Wall -O2
+#CFLAGS=-Wall -O2
 #DATA_PREFIX=$(PWD)/data/
-PREFIX=/usr/local
-MAN_PREFIX=$(PREFIX)
-BIN_PREFIX=$(PREFIX)/bin
-DATA_PREFIX=$(PREFIX)/share/defendguin/
+PREFIX=/usr/share
+MAN_PREFIX=$(PREFIX)/man
+BIN_PREFIX=/usr/games/bin
+DATA_PREFIX=$(PREFIX)/games/defendguin/
 JOY=YES
 
 
@@ -24,7 +24,7 @@
 SDL_LDFLAGS := $(shell sdl-config --libs) -L/usr/X11R6/lib
 MIXER=-lSDL_mixer
 NOSOUNDFLAG=__SOUND
-CFLAGS=-Wall $(SDL_CFLAGS) -DDATA_PREFIX=\"$(DATA_PREFIX)\" -D$(NOSOUNDFLAG) \
+CFLAGS+=-Wall $(SDL_CFLAGS) -DDATA_PREFIX=\"$(DATA_PREFIX)\" -D$(NOSOUNDFLAG) \
 	-DJOY_$(JOY)
 SDL_LIB=$(SDL_LDFLAGS) $(MIXER)