result |= test ("/usr", "/");
result |= test ("/usr/", "/");
main (void){  int result = 0;  /* These are the examples given in XPG4.2.  */  result |= test ("/usr/lib", "/usr");  result |= test ("/usr", "/");  result |= test ("usr", ".");  result |= test ("/", "/");  result |= test (".", ".");  result |= test ("..", ".");  return result != 0;}