1 files changed, 4 insertions, 2 deletions
diff --git a/src/Common/SystemManager.h b/src/Common/SystemManager.h
index c17642f..4a8472b 100644
--- a/src/Common/SystemManager.h
+++ b/src/Common/SystemManager.h
@@ -20,6 +20,8 @@
 #ifndef MAD_COMMON_SYSTEMMANAGER_H_
 #define MAD_COMMON_SYSTEMMANAGER_H_
 
+#include "export.h"
+
 #include <set>
 #include <string>
 #include <vector>
@@ -35,11 +37,11 @@ namespace Common {
 class Application;
 class SystemBackend;
 
-class SystemManager : private boost::noncopyable {
+class MAD_COMMON_EXPORT SystemManager : private boost::noncopyable {
   private:
     friend class Application;
 
-    struct Compare {
+    struct MAD_COMMON_EXPORT Compare {
       bool operator() (boost::shared_ptr<SystemBackend> b1, boost::shared_ptr<SystemBackend> b2);
     };