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-rw-r--r--src/corelib/statemachine/qhistorystate_p.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/corelib/statemachine/qhistorystate_p.h b/src/corelib/statemachine/qhistorystate_p.h
index 2e93c31982..4a4442d7dd 100644
--- a/src/corelib/statemachine/qhistorystate_p.h
+++ b/src/corelib/statemachine/qhistorystate_p.h
@@ -52,11 +52,12 @@
//
#include "private/qabstractstate_p.h"
-
#include <QtCore/qabstracttransition.h>
#include <QtCore/qhistorystate.h>
#include <QtCore/qlist.h>
+QT_REQUIRE_CONFIG(statemachine);
+
QT_BEGIN_NAMESPACE
class QHistoryStatePrivate : public QAbstractStatePrivate
@@ -93,4 +94,4 @@ protected:
QT_END_NAMESPACE
-#endif
+#endif // QHISTORYSTATE_P_H