clarification regarding msxml

[Vijay Kiran Kamuju]

Hi,

Can you please clarify what msxml.idl is implementing

msxml.dll (Version 1.0) comes with IE4.0
           or
msxml.dll (Version 2.0)
           or
msxml2.dll (Version 2.5/2.6)
           or
msxml3.dll (Version 3.0)

Thanks,
Vijay