event_err
event_err(1, "%s: calloc", __func__);
event_err(1, "%s: calloc", __func__);
event_err(1, "%s: malloc", __func__);
event_err(1, "%s: clock_gettime", __func__);
event_err(1, "%s: calloc", __func__);
event_err(1, "%s: malloc", __func__);
void event_err(int eval, const char *fmt, ...) EV_CHECK_FMT(2,3);
event_err(1, "%s: read", __func__);
event_err(1, "%s: socketpair", __func__);