1compile: test_acct 2 3run: compile 4 ./test_acct 5 6clean: 7 rm -f *.o test_acct 8 9test.o: test.c 10 ${CC} -c test.c 11 12test_acct: test_acct.c test.o test.h 13 ${CC} -o test_acct test.o test_acct.c 14