695     CallbackPtr cbr;  in _AddCallback()  local
697     cbr = malloc(sizeof(CallbackRec));  in _AddCallback()
698     if (!cbr)  in _AddCallback()
700     cbr->proc = callback;  in _AddCallback()
701     cbr->data = data;  in _AddCallback()
702     cbr->next = (*pcbl)->list;  in _AddCallback()
703     cbr->deleted = FALSE;  in _AddCallback()
704     (*pcbl)->list = cbr;  in _AddCallback()
712     CallbackPtr cbr, pcbr;  in _DeleteCallback()  local
714     for (pcbr = NULL, cbr = cbl->list; cbr != NULL; pcbr = cbr, cbr = cbr->next) {  in _DeleteCallback()
715         if ((cbr->proc == callback) && (cbr->data == data))  in _DeleteCallback()
718     if (cbr != NULL) {  in _DeleteCallback()
721             cbr->deleted = TRUE;  in _DeleteCallback()
725                 cbl->list = cbr->next;  in _DeleteCallback()
727                 pcbr->next = cbr->next;  in _DeleteCallback()
728             free(cbr);  in _DeleteCallback()
739     CallbackPtr cbr, pcbr;  in _CallCallbacks()  local
742     for (cbr = cbl->list; cbr != NULL; cbr = cbr->next) {  in _CallCallbacks()
743         (*(cbr->proc)) (pcbl, cbr->data, call_data);  in _CallCallbacks()
762         for (pcbr = NULL, cbr = cbl->list; (cbr != NULL) && cbl->numDeleted;) {  in _CallCallbacks()
763             if (cbr->deleted) {  in _CallCallbacks()
765                     cbr = cbr->next;  in _CallCallbacks()
767                     pcbr->next = cbr;  in _CallCallbacks()
770                     cbr = cbr->next;  in _CallCallbacks()
772                     cbl->list = cbr;  in _CallCallbacks()
778                 pcbr = cbr;  in _CallCallbacks()
779                 cbr = cbr->next;  in _CallCallbacks()
789     CallbackPtr cbr, nextcbr;  in _DeleteCallbackList()  local
804     for (cbr = cbl->list; cbr != NULL; cbr = nextcbr) {  in _DeleteCallbackList()
805         nextcbr = cbr->next;  in _DeleteCallbackList()
806         free(cbr);  in _DeleteCallbackList()