crypto_notify_handle_t
crypto_notify_handle_t
crypto_notify_handle_t hndl;
hndl = (crypto_notify_handle_t)nep;
crypto_unnotify_events(crypto_notify_handle_t hndl)
static crypto_notify_handle_t prov_update_handle = NULL;
extern crypto_notify_handle_t crypto_notify_events(
extern void crypto_unnotify_events(crypto_notify_handle_t);