((a)) There are authorized to be appropriated such sums as may be necessary to carry out the provisions of sections 1594, 1594a, 1594b, and 1594c of this title.
((b)) Any funds heretofore or hereafter authorized to be expended by any of the military departments or the Coast Guard for the payment of allowances for quarters for military personnel may be used for the purposes specified in subsection (a) above.