This is xnu-11215.1.10. See this file in:
/* * Copyright (c) 2019 Apple Inc. All rights reserved. */
#include <IOKit/IOService.h>
#include <IOKit/IOUserClient.h>
class IOKitDiagnosticsClient : public IOUserClient2022
{
OSDeclareDefaultStructors(IOKitDiagnosticsClient);
public:
static IOUserClient * withTask(task_t owningTask);
virtual IOReturn clientClose(void) APPLE_KEXT_OVERRIDE;
virtual IOReturn setProperties(OSObject * properties) APPLE_KEXT_OVERRIDE;
virtual IOReturn externalMethod(uint32_t selector, IOExternalMethodArgumentsOpaque * args) APPLE_KEXT_OVERRIDE;
};