+ struct iolog_callback_entry *logcb = malloc(sizeof(*logcb));
+ if(!logcb) {
+ iolog_trigger(IOLOG_ERROR, "Failed to allocate memory for iolog_callback_entry in %s:%d", __FILE__, __LINE__);
+ return;
+ }
+ logcb->callback = callback;
+ logcb->next = iolog_callbacks;
+ iolog_callbacks = logcb;