Add AO_fetch_compare_and_swap for sparc64, because lang/ecl 20.4.24 will need it. Thanks to kmos@ for discovering this problem, and to Josh Elsasser for building this diff on a sparc64.
Add AO_fetch_compare_and_swap for sparc64, because lang/ecl 20.4.24 will need it. Thanks to kmos@ for discovering this problem, and to Josh Elsasser for building this diff on a sparc64.