---- C++ ---- #include <iostream> using namespace std; class D{ public: virtual int bar(int i, int j, int k){ cout << "i = " << i << endl; cout << "j = " << j << endl; cout << "k = " << k << endl; return 8; } }; D *getD(){ D *d = new D(); return d; } ---- D ---- extern (C++){ interface D{ int bar(int i, int j, int k); } D getD(); } void main(){ D d = getD(); d.bar(9,10,11); }