if ((log_extra_selector & LX_tls_peerdn) != 0 && tls_peerdn != NULL)
s = string_append(s, &size, &sptr, 3, US" DN=\"",
string_printing(tls_peerdn), US"\"");
-#ifndef USE_GNUTLS
if ((log_extra_selector & LX_tls_sni) != 0 && tls_sni != NULL)
s = string_append(s, &size, &sptr, 3, US" SNI=\"",
string_printing(tls_sni), US"\"");
#endif
-#endif
if (sender_host_authenticated != NULL)
{