qcms_atomic_decrement  317 third_party/qcms/src/qcmsint.h #define qcms_atomic_decrement(x) _InterlockedDecrement((long volatile*)&x)
qcms_atomic_decrement  322 third_party/qcms/src/qcmsint.h #define qcms_atomic_decrement(x) __sync_sub_and_fetch(&x, 1)