




 
The function 
guid-equal
 compares the GUID data in 
guid1
 and 
guid2
 and returns true if the data is identical.
(guid-equal (com-interface-refguid 'i-unknown)
(com-interface-refguid 'i-dispatch))
=> nil
(guid-equal (com-interface-refguid 'i-unknown)
(make-guid-from-string
"00000000-0000-0000-C000-000000000046"))
=> t