vstr_ref_del(acpt_sa);
static void evnt__free2(Vstr_ref *sa, Timer_q_node *tm_o){ /* post callbacks, evnt no longer exists */  vstr_ref_del(sa);    if (tm_o)  {    timer_q_cntl_node(tm_o, TIMER_Q_CNTL_NODE_SET_DATA, NULL);    timer_q_quick_del_node(tm_o);  }}