@deftypefun {int} {gnutls_system_key_delete} (const char * @var{cert_url}, const char * @var{key_url}) @var{cert_url}: the URL of the certificate @var{key_url}: the URL of the key This function will delete the key and certificate pair. @strong{Returns:} On success, @code{GNUTLS_E_SUCCESS} (0) is returned, otherwise a negative error value. @strong{Since:} 3.4.0 @end deftypefun