find_iid          528 ext/win32ole/win32ole.c static HRESULT find_iid(VALUE ole, char *pitf, IID *piid, ITypeInfo **ppTypeInfo);
find_iid         8069 ext/win32ole/win32ole.c             hr = find_iid(ole, NULL, piid, ppTypeInfo);
find_iid         8182 ext/win32ole/win32ole.c         hr = find_iid(ole, pitf, &iid, &pTypeInfo);