MT#55283 add version test for X509_STORE_CTX_get0_cert

Looks like this didn't exist prior to 1.1.1

Fix-up for 8fba68f2c9

Change-Id: I1568ce6c583114659cc2e9997269f45043bd220a

daemon/dtls.c

@@ -505,9 +505,13 @@ static int verify_callback(int ok, X509_STORE_CTX *store) {
 	if (ps->dtls_cert)
 		X509_free(ps->dtls_cert);
 	ps->dtls_cert = NULL;
+#if OPENSSL_VERSION_NUMBER >= 0x10100010L
 	X509 *cert = X509_STORE_CTX_get0_cert(store);
 	if (!cert)
 		cert = X509_STORE_CTX_get_current_cert(store);
+#else
+	X509 *cert = X509_STORE_CTX_get_current_cert(store);
+#endif
 	if (!cert)
 		return 0;
 	ps->dtls_cert = X509_dup(cert);