atomic_cas_ulong
#define atomic_cas_ulong(_p, _e, _n) _atomic_cas_ulong((_p), (_e), (_n))
#define atomic_cas_ulong(_p, _e, _n) _atomic_cas_ulong((_p), (_e), (_n))
#define atomic_cas_ulong(_p, _o, _n) _atomic_cas_ulong((_p), (_o), (_n))
#define atomic_cas_ulong(_p, _e, _n) _atomic_cas_ulong((_p), (_e), (_n))
#define atomic_cas_ulong(p,o,n) \
#define atomic_cas_ulong UNIMPLEMENTED
#define atomic_cas_ulong(_p, _o, _n) _atomic_cas_ulong((_p), (_o), (_n))
#define atomic_cas_ulong(_p, _o, _n) _atomic_cas_ulong((_p), (_o), (_n))
#define atomic_cas_ulong(_p, _o, _n) _atomic_cas_ulong((_p), (_o), (_n))
#define atomic_cas_ulong(_p, _o, _n) _atomic_cas_ulong((_p), (_o), (_n))
#define atomic_cas_ulong(_p, _e, _n) _atomic_cas_ulong((_p), (_e), (_n))
atomic_cas_ulong(volatile unsigned long *p, unsigned long o, unsigned long n)