From PDF XChange PDF SDK
The method of interface of PDF-XChange Editor SDK.
HRESULT IsCloneOf([in] IAFS_File* pSource, [out, retval] VARIANT_BOOL* bIsClone);
- [in] Pointer to IAFS_File.
- [out, retval] Pointer to VARIANT_BOOL.
Returns S_OK if operation was successful or error code in other cases.