private_cancel 74 lib/tevent/tevent_internal.h tevent_req_cancel_fn private_cancel; private_cancel 414 lib/tevent/tevent_req.c req->private_cancel = fn; private_cancel 438 lib/tevent/tevent_req.c if (req->private_cancel == NULL) { private_cancel 442 lib/tevent/tevent_req.c return req->private_cancel(req);