20 #ifndef EXCHANGEPLUGIN_H
21 #define EXCHANGEPLUGIN_H
23 #if defined EXCHANGEPLUGIN_EXPORTS
25 # define EXCHANGEPLUGIN_EXPORT __declspec( dllexport )
27 # define EXCHANGEPLUGIN_EXPORT
31 # define EXCHANGEPLUGIN_EXPORT __declspec( dllimport )
33 # define EXCHANGEPLUGIN_EXPORT