1  
       2  extern int printf (const char *fmt, ...);
       3  
       4  extern const char *text;
       5  extern int func (void);
       6  
       7  int retval = 0;
       8  
       9  int main (int argc, const char **argv)
      10  {
      11    printf ("%s\n", text);
      12    return func ();
      13  }