The board of county commissioners of any county of this state shall have authority, in their discretion, to use and operate any trucks or automobiles owned by the county in transporting from any point in the State of Oklahoma to said county, or in transporting or distributing within said county, any commodities or items of value donated to the said county or any school district therein by or through the State of Oklahoma, the United States, or any agency or instrumentality of either, for redistribution to eligible recipients. The board shall also have authority to hire clerical help, rent office and storage facilities, and provide other necessary functions for the receipt and distribution of any such commodities, and the cost of such expenses may be paid either from the county highway funds or from the general fund of the county.