BOOL IsValidInterface ( LPUNKNOWN punk )
Determines whether a pointer is a valid interface.
|punk||[In]||Interface to be tested.|
TRUE, if the passed pointer is a valid interface, or FALSE otherwise.
Declared in "ole2.h". https://source.winehq.org/source/include/ole2.h
Implemented in "dlls/ole32/ole32_main.c". https://source.winehq.org/source/dlls/ole32/ole32_main.c
Debug channel "ole".
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