int i;
unsigned int i;
nis_free_servers (nis_server *obj, unsigned int len){  int i;  if (obj == NULL)    return;  for (i = 0; i < len; i++)    {      if (obj[i].name)	{	  free (obj[i].name);	  obj[i].name = NULL;	}      if (obj[i].ep.ep_len > 0)	{	  nis_free_endpoints (obj[i].ep.ep_val, obj[i].ep.ep_len);	  free (obj[i].ep.ep_val);	  obj[i].ep.ep_val = NULL;	  obj[i].ep.ep_len = 0;	}      if (obj[i].pkey.n_bytes && obj[i].pkey.n_len > 0)	{	  free (obj[i].pkey.n_bytes);	  obj[i].pkey.n_bytes = NULL;	  obj[i].pkey.n_len = 0;	}    }}