export headers for QAD, PIQt and cd_utils

cd_utils/cdutils_protocol.h

@@ -20,7 +20,8 @@
 #ifndef CDUTILS_PROTOCOL_H
 #define CDUTILS_PROTOCOL_H
 
-#include "pibytearray.h"
+#include "pistring.h"
+#include "cd_utils_export.h"
 
 namespace CDUtils {
 
@@ -48,12 +49,12 @@ namespace CDUtils {
 
 # pragma pack(push,1)
 
-	struct PacketHeader {
+	struct CD_UTILS_EXPORT PacketHeader {
 		int type; // CDPacketType
 		int session_id;
 	};
 
-	struct PacketKDirectChange {
+	struct CD_UTILS_EXPORT PacketKDirectChange {
 		PIDeque<int> path;
 		PIString value;
 	};