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/mmedia/sndoss.h

@@ -14,6 +14,7 @@
 
 #include "wx/defs.h"
 #include "wx/string.h"
+#include "wx/mmedia/defs.h"
 #include "wx/mmedia/sndbase.h"
 #include "wx/mmedia/sndpcm.h"
 
@@ -21,7 +22,7 @@
 // OSS output class
 //
 
-class WXDLLEXPORT wxSoundStreamOSS : public wxSoundStream {
+class WXDLLIMPEXP_MMEDIA wxSoundStreamOSS : public wxSoundStream {
  public:
   wxSoundStreamOSS(const wxString& dev_name = wxT("/dev/dsp"));
   ~wxSoundStreamOSS();