keyctl_watch_key
if (keyctl_watch_key(KEY_SPEC_SESSION_KEYRING, fd, 0x01) == -1) {
if (keyctl_watch_key(KEY_SPEC_USER_KEYRING, fd, 0x02) == -1) {
return keyctl_watch_key(arg2, arg3, arg4);
extern long keyctl_watch_key(key_serial_t, int, int);
return keyctl_watch_key((key_serial_t)arg2, (int)arg3, (int)arg4);