



@deftypefun {int} {gnutls_x509_crt_set_issuer_alt_name} (gnutls_x509_crt_t @var{crt}, gnutls_x509_subject_alt_name_t @var{type}, const void * @var{data}, unsigned int @var{data_size}, unsigned int @var{flags})
@var{crt}: a certificate of type @code{gnutls_x509_crt_t} 

@var{type}: is one of the gnutls_x509_subject_alt_name_t enumerations

@var{data}: The data to be set

@var{data_size}: The size of data to be set

@var{flags}: GNUTLS_FSAN_SET to clear previous data or GNUTLS_FSAN_APPEND to append. 

This function will set the issuer alternative name certificate
extension. It can set the same types as @code{gnutls_x509_crt_set_subject_alt_name()} .

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

@strong{Since:} 3.3.0
@end deftypefun
