Correct internal client load.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@2164 0c269be4-1314-0410-8aa9-9f06e86f4224

common/JackInternalClient.cpp

@@ -22,6 +22,12 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 #pragma warning (disable : 4786)
 #endif
 
+#ifndef WIN32
+#ifndef ADDON_DIR
+#include "config.h"
+#endif
+#endif
+
 #include "JackGraphManager.h"
 #include "JackInternalClient.h"
 #include "JackEngine.h"