CFLAGS=-Wall -O2 $(SDL_CFLAGS) LIBS=$(SDL_LIBS) SDL_CFLAGS=$(shell sdl-config --cflags) SDL_LIBS=$(shell sdl-config --libs) -lSDL_mixer all: ttt clean: -rm ttt -rm ttt.o ttt: ttt.o $(CC) $(CFLAGS) ttt.o -o ttt $(LIBS) ttt.o: ttt.c