@deftypefun {int} {gnutls_pkcs11_privkey_cpy} (gnutls_pkcs11_privkey_t @var{dst}, gnutls_pkcs11_privkey_t @var{src}) @var{dst}: The destination key, which should be initialized. @var{src}: The source key This function will copy a private key from source to destination key. Destination has to be initialized. @strong{Returns:} On success, @code{GNUTLS_E_SUCCESS} (0) is returned, otherwise a negative error value. @strong{Since:} 3.4.0 @end deftypefun