LocationPosition *end = location_position_new(0, end_latitude, end_longitude, 0, LOCATION_STATUS_2D_FIX);
ret = location_get_distance(start, end, &u_distance);
LocationPosition *end = location_position_new(0, end_latitude, end_longitude, 0, LOCATION_STATUS_2D_FIX);
ret = location_get_distance(start, end, &u_distance);