@deftypefun {unsigned} {gnutls_x509_crt_equals2} (gnutls_x509_crt_t @var{cert1}, const gnutls_datum_t * @var{der}) @var{cert1}: The first certificate @var{der}: A DER encoded certificate This function will compare an X.509 certificate structures, with DER encoded certificate data. @strong{Returns:} On equality non-zero is returned, otherwise zero. @strong{Since:} 3.5.0 @end deftypefun