The MSGCALLRELEASE function prototype defines a callback function that can free an IStorage interface after the final release of an IMessage object built on top of it with the OpenIMsgOnIStg function.
Header file: | IMESSAGE.H |
Defined function implemented by: | Client applications and service providers |
Defined function called by: | MAPI |
void(
ULONG ulCallerData,
LPMESSAGE lpMessage
);
IMessage-On-IStorage Functions