NTKERNELAPI
BOOLEAN
KeDeregisterBugCheckReasonCallback(
  IN  PKBUGCHECK_REASON_CALLBACK_RECORD CallbackRecord
  );

Routine Description:

    This function deregisters a bug check callback record.

Arguments:

    CallbackRecord - Supplies a pointer to a bug check callback record.

Return Value:

    If the specified bug check callback record is successfully deregistered,
    then a value of TRUE is returned. Otherwise, a value of FALSE is returned.