Cook macaroni according to package directions. Drain and rinse under cold water. In small bowl, combine vinegar, oil, dill, salt, pepper, dry mustard and garlic. In large bowl, combine macaroni, tomatoes, zucchini and olives. Pour dressing over salad mixture. Toss well. Chill for at least 1 hour. Makes 6 to 8 servings. salad 30