@deftypefun {int} {gnutls_pkcs11_copy_x509_privkey} (const char * @var{token_url}, gnutls_x509_privkey_t @var{key}, const char * @var{label}, unsigned int @var{key_usage}, unsigned int @var{flags})
@var{token_url}: A PKCS @code{11}  URL specifying a token

@var{key}: A private key

@var{label}: A name to be used for the stored data

@var{key_usage}: One of GNUTLS_KEY_*

@var{flags}: One of GNUTLS_PKCS11_OBJ_* flags

This function will copy a private key into a PKCS @code{11}  token specified by
a URL.

Since 3.6.3 the objects are marked as sensitive by default unless
@code{GNUTLS_PKCS11_OBJ_FLAG_MARK_NOT_SENSITIVE}  is specified.

@strong{Returns:} On success, @code{GNUTLS_E_SUCCESS}  (0) is returned, otherwise a
negative error value.

@strong{Since:} 2.12.0
@end deftypefun