OBJS= prj4.o tmatrix.o tray.o tvector.o CFLAGS=-g LD=g++ -g all: $(OBJS) $(LD) $(OBJS) -o prj4 -L/usr/X11R6/lib -lglut -lGL -lGLU -lm clean: @echo Cleaning up... @rm $(OBJS) prj4 @echo Done.