NOEXPORT void set_client_CA_list(SERVICE_OPTIONS *section) {
    STACK_OF(X509_NAME) *ca_dn;

    s_log(LOG_DEBUG, "Client CA list: %s", section->ca_file);
    ca_dn=SSL_load_client_CA_file(section->ca_file);
    SSL_CTX_set_client_CA_list(section->ctx, ca_dn);
    print_client_CA_list(ca_dn);
}
NOEXPORT void set_client_CA_list(SERVICE_OPTIONS *section) {
    STACK_OF(X509_NAME) *ca_dn;

    s_log(LOG_DEBUG, "Client CA list: %s", section->ca_file);
    ca_dn=SSL_load_client_CA_file(section->ca_file);
    SSL_CTX_set_client_CA_list(section->ctx, ca_dn);
    print_client_CA_list(ca_dn);
}