diff -r socket++-1.12.13/test/thostnames.C socket++-1.12.13-fixed/test/thostnames.C 26c26 < cout << "Constructor rdbuf: " << (unsigned int) rdbuf() << endl; --- > cout << "Constructor rdbuf: " << (size_t) rdbuf() << endl; 42c42 < cout << "rdbuf: " << (unsigned int) sio.rdbuf() << "\n"; --- > cout << "rdbuf: " << (size_t) sio.rdbuf() << "\n";