Combine flour, oats, soda, cinnamon and salt. In a separate bowl, cream margarine. Add sugars gradually, beating until light and fluffy. Add egg and vanilla, mix well. Alternate additions of dry ingredients and pumpkin, mixing well after each addition. Stir in chips and raisins. Drop heaping teaspoons on lightly greased cookie sheet. Bake for about 12 minutes at 375° F (190° C). Remove from sheets, cool on rack. Makes about 4 dozen.