CTZ                61 source/common/threading.h #define CTZ(id, x)            id = (unsigned long)__builtin_ctz(x)
CTZ                75 source/common/threading.h #define CTZ(id, x)            id = (unsigned long)__builtin_ctz(x)
CTZ                88 source/common/threading.h #define CTZ(id, x)            _BitScanForward(&id, x)