__bb_init_func (bb) struct __bb *bb;
__bb_init_func (struct __bb *bb)
__bb_init_func (bb)     struct __bb *bb;{  struct gmonparam *p = &_gmonparam;  if (bb->zero_word != 0)    {      return;	/* handle common case quickly */    }  /* insert this basic-block into basic-block list: */  bb->zero_word = 1;  bb->next = __bb_head;  __bb_head = bb;  if (bb->next == 0 && p->state != GMON_PROF_ON)    {      /* we didn't register _mcleanup yet and pc profiling doesn't seem	 to be active, so let's register it now: */      atexit (_mcleanup);    }}