757     Packet*         out_first;  member
831     if (f->out_first != NULL) {  in fdhandler_close()
833         while ((p = f->out_first) != NULL) {  in fdhandler_close()
834             f->out_first = p->next;  in fdhandler_close()
862     if (f->out_first != NULL && !f->closing)  in fdhandler_shutdown()
880     Packet*  first = f->out_first;  in fdhandler_enqueue()
927     if (events & EPOLLOUT && f->out_first) {  in fdhandler_event()
928         Packet*  p = f->out_first;  in fdhandler_event()
938                 f->out_first = p->next;  in fdhandler_event()
940                 if (f->out_first == NULL) {  in fdhandler_event()
941                     f->out_ptail = &f->out_first;  in fdhandler_event()
961     f->out_first   = NULL;  in fdhandler_new()
962     f->out_ptail   = &f->out_first;  in fdhandler_new()