UlAddRef
Office 2007
Provides an alternative way to invoke the OLE method IUnknown::AddRef.
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Header file: |
Mapidefs.h |
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Implemented by: |
MAPI |
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Called by: |
Client applications and service providers |
ULONG UlAddRef( LPVOID punk );
Parameters
- punk
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[in] Pointer to an interface derived from the IUnknown interface, in other words any MAPI interface.
UlAddRef returns the value returned by the IUnknown::AddRef method, which is the new value of the reference count for the interface. The value is nonzero.
For more information about IUnknown::AddRef, see Implementing the IUnknown Interface.
