Fix Windows build

diff --git a/include/membership.h b/include/membership.h
index 44f58841793791e4ed55c116a240b9e7d5d0fc90..5850e0ae0d8e265d46f8bd48e94fa5ecff16048c 100644 (file)
--- a/include/membership.h
+++ b/include/membership.h
@@ -45,7 +45,7 @@ class CoreExport InviteBase
        friend class Invitation;
 };
 
-class Invitation : public classbase
+class CoreExport Invitation : public classbase
 {
        Invitation(Channel* c, LocalUser* u, time_t timeout) : user(u), chan(c), expiry(timeout) {}