INCLUDES = -I /usr/include GLLIBS = -lglut -lGLU -lGL -lm XLIBS = -L /usr/X11R6/lib -lX11 CFLAGS = -c -g3 $(INCLUDES) LIBS = $(GLLIBS) $(XLIBS) robot2: g++ $(INCLUDES) robot.cpp -o ex1 $(LIBS)