libkern/c%2B%2B/OSKext.cpp

8226     OSNumber         * requestTagNum   = NULL;  // must release
8302     requestTagNum  = OSNumber::withNumber((long long unsigned int)requestTag,
8306         !requestTagNum  ||
8312             kKextRequestArgumentRequestTagKey, requestTagNum)) {
8384     if (requestTagNum)   requestTagNum->release();
8407     OSNumber * requestTagNum  = NULL;  // must release
8409     requestTagNum  = OSNumber::withNumber((long long unsigned int)requestTag,
8411     if (!requestTagNum) {
8415     result = OSKext::dequeueCallbackForRequestTag(requestTagNum,
8419     OSSafeRelease(requestTagNum);
8430     OSNumber     *    requestTagNum,
8459         if (callbackTagNum->isEqualTo(requestTagNum)) {