NtOpenKey

NTSTATUS __stdcall NtOpenKey(
        VOID **KeyHandle,
        UINT64 DesiredAccess,
        _OBJECT_ATTRIBUTES *ObjectAttributes,
        INT64 a4,
        INT64 a5,
        INT64 a6,
        INT64 a7,
        INT64 a8){
  return CmOpenKey(KeyHandle, DesiredAccess, ObjectAttributes, 0, 0i64);
}

Referenced by:

ExpWatchProductTypeInitialization
IopProtectSystemPartition