-extern const IID GUID_NULL;
-extern const IID IID_IRpcChannel;
-extern const IID IID_IRpcStub;
-extern const IID IID_IStubManager;
-extern const IID IID_IRpcProxy;
-extern const IID IID_IProxyManager;
-extern const IID IID_IPSFactory;
-extern const IID IID_IInternalMoniker;
-extern const IID IID_IDfReserved1;
-extern const IID IID_IDfReserved2;
-extern const IID IID_IDfReserved3;
+extern const IID GCC8DECLSPEC_SELECTANY GUID_NULL;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IRpcChannel;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IRpcStub;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IStubManager;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IRpcProxy;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IProxyManager;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IPSFactory;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IInternalMoniker;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IDfReserved1;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IDfReserved2;
+extern const IID GCC8DECLSPEC_SELECTANY IID_IDfReserved3;