Gets the system process identifier.
HRESULT GetPhysicalProcessId(
   AD_PROCESS_ID* pdwProcessId
);
int GetPhysicalProcessId(
   AD_PROCESS_ID[] pdwProcessId
);
Parameters
- pdwProcessId
[out] An AD_PROCESS_ID structure that is filled in with the system process identifier information. 
Return Value
If successful, returns S_OK; otherwise, returns an error code.