PR_ORIGINAL_SENDER_ENTRYID 

The PR_ORIGINAL_SENDER_ENTRYID property contains the entry identifier of the sender of the first version of a message, that is, the message before being forwarded or replied to.

Quick Info

Header file:

MAPITAGS.H

May be exposed by:

Message objects

Identifier:

0x005B

Property type:

PT_BINARY

Property tag:

0x005B0102

 

Remarks

The PR_ORIGINAL_SENDER_ENTRYID property is one of the address properties for the original sender of a message. At first submission of the message, a client application should set this property to the value of the PR_SENDER_ENTRYID16DF3Y8 property. It is never changed when the message is forwarded or replied to.

For more information on the address properties, see Base Address PropertiesN3YFFO.