1  static char *_edata_p;
       2  static char *_end_p;
       3  static char *__bss_start_p;
       4  extern char *_end;
       5  extern char *_edata;
       6  extern char *__bss_start;
       7  
       8  extern int foo (void);
       9  
      10  void
      11  bar (void)
      12  {
      13    _edata_p = (char*) &_edata;
      14    _end_p = (char*) &_end;
      15    __bss_start_p = (char*) &__bss_start;
      16  }
      17  
      18  void
      19  _start ()
      20  {
      21    bar ();
      22    foo ();
      23  }