@deftypefun {int} {gnutls_x509_key_purpose_init} (gnutls_x509_key_purposes_t * @var{p}) @var{p}: The key purposes This function will initialize an alternative names type. @strong{Returns:} On success, @code{GNUTLS_E_SUCCESS} (0) is returned, otherwise a negative error value. @strong{Since:} 3.3.0 @end deftypefun