Add basic flags for DTLS
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 5f080de..0b8b0d0 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -3597,6 +3597,11 @@
 #endif
 }
 
+void ssl_set_transport( ssl_context *ssl, int transport )
+{
+    ssl->transport = transport;
+}
+
 void ssl_set_authmode( ssl_context *ssl, int authmode )
 {
     ssl->authmode   = authmode;