ref: fe3ec1a9c6b65cc8ed46e360aeffe1cdc65af71b
dir: /atomics9.h/
long atomic_fetch_add(long *i, long v); long atomic_fetch_sub(long *i, long v); long atomic_fetch_and(long *i, long v); long atomic_fetch_or(long *i, long v); long atomic_fetch_xor(long *i, long v); long atomic_exchange(long *i, long v);