ported rest of contrib to bakefile

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@22517 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/include/wx/net/smapi.h

@@ -18,10 +18,10 @@
 
 #include "wx/net/msg.h"
 
-class wxMapiData;
+class WXDLLIMPEXP_NETUTILS wxMapiData;
 
 //The class which encapsulates the MAPI connection
-class wxMapiSession
+class WXDLLIMPEXP_NETUTILS wxMapiSession
 {
 public:
     //Constructors / Destructors