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Inserts a node at the front of the list.
POSITION AddHeadI( void * pObj );
Parameters
- pObj
- Pointer to the object to add.
Return Values
Returns the new head position, or NULL if it fails. For list insertions, returns TRUE if successful; otherwise, returns FALSE.
Remarks
If you are adding Component Object Model (COM) objects, you might want to add references to them (using the IUnknown::AddRefmethod) first. Other existing positions in the list remain valid.