For purposes of the first section of the Act of February 12, 1929 (45 Stat. 1164), as amended, and the first section of the Act of June 24, 1938 (52 Stat. 1037), the Alaska Native Fund shall, pending distributions under section 6 (c) of the Settlement Act, be considered to consist of funds held in trust by the Government of the United States for the benefit of Indian tribes: Provided, That nothing in this section shall be construed to create or terminate any trust relationship between the United States and any corporation or individual entitled to receive benefits under the Settlement Act.