



@deftypefun {time_t} {gnutls_openpgp_crt_get_expiration_time} (gnutls_openpgp_crt_t @var{key})
@var{key}: the structure that contains the OpenPGP public key.

Get key expiration time.  A value of '0' means that the key doesn't
expire at all.

@strong{Returns:} the time when the OpenPGP key expires.
@end deftypefun
