_PROP_ATOMIC_LOAD
#define _PROP_ATOMIC_LOAD(x) atomic_load_relaxed(x)
#define _PROP_ATOMIC_LOAD(x) *(x)
#define _PROP_ATOMIC_LOAD(x) *(x)
#define _PROP_ATOMIC_LOAD(x) *(x)
#define _PROP_ATOMIC_LOAD(x) *(x)