Preheat oven to 350 degrees F. Grease a 9 x 5 x 3 loaf pan.
In a large bowl, stir together flour, oats, sugar, baking powder, soda, cinnamon, salt, coconut and nuts.
In a medium bowl,
mix bananas, pineapple, oil and eggs. Add all at once to oat mixture.
Stir just until liquid is absorbed and mixture is thoroughly moistened
(do not overmix). Pour into greased 9 x 5 loaf pan. Bake in a 350 degree
F. oven for 50 to 55 minutes. Cool in pan for 5 minutes. Loosen edges
with a knife and turn out onto cooling rack. Cool completely. Glaze, if
desired or leave plain.