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-rw-r--r--src/printsupport/dialogs/qprintdialog_mac.mm3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/printsupport/dialogs/qprintdialog_mac.mm b/src/printsupport/dialogs/qprintdialog_mac.mm
index bf1617065b..67216f7f2a 100644
--- a/src/printsupport/dialogs/qprintdialog_mac.mm
+++ b/src/printsupport/dialogs/qprintdialog_mac.mm
@@ -49,9 +49,12 @@
#include <QtWidgets/private/qapplication_p.h>
#include <QtPrintSupport/qprinter.h>
#include <QtPrintSupport/qprintengine.h>
+#include <qpa/qplatformprintdevice.h>
#ifndef QT_NO_PRINTDIALOG
+extern qreal qt_pointMultiplier(QPageLayout::Unit unit);
+
QT_BEGIN_NAMESPACE
class QPrintDialogPrivate : public QAbstractPrintDialogPrivate