Blueberry Banana Bread

1 c fresh blueberries, washed and drained, then tossed with 2T flour. Sift together 1 ¾ c less 2T flour, 2 t baking powder, ¼ t baking soda, and ½ t salt. Cream 1/3 c margarine. Add 2/3 c sugar and beat until light. Add 2 eggs, one at a time. Add flour mixture alternately with 1 c mashed ripe bananas. Add berries. Pour into a greased bread pan and bake at 350 for 50 minutes or until done.