#include "InterOpTest.h"#ifdef HAVE_UNISTD_H#include <unistd.h>#endif#ifdef _WIN32#include <direct.h>#endifusing namespace std;intmain (int argc, char *argv[]){  CORBA::ORB_var orb = CORBA::ORB_init (argc, argv);  /*   * IOR is in hello.ref in the local directory   */  char pwd[256], uri[300];  sprintf (uri, "file://%s/ref", getcwd(pwd, 256));  cout << "geting Johnson reference..." << flush;  CORBA::Object_var obj = orb->string_to_object(uri);  InterOpTest::Johnson_var johnson = InterOpTest::Johnson::_narrow(obj);  if (CORBA::is_nil(johnson)) {      cout << "failed!" << endl;      cout << "oops: could not locate Johnson server" << endl;      exit(1);  }  cout << "done." << endl;  CORBA::String_var result;  result = johnson->say_hello("Hello from MICO CSIv2 interoperability test!");  cout << "result: `" << result.in() << "'" << endl;  return 0;}