1 files changed, 2 insertions, 1 deletions
diff --git a/include/vcl/virdev.hxx b/include/vcl/virdev.hxx
index 3895661649d8..98647fa4b766 100644
--- a/include/vcl/virdev.hxx
+++ b/include/vcl/virdev.hxx
@@ -25,15 +25,16 @@
 #include <vcl/outdev.hxx>
 #include <memory>
 
-
 class SalVirtualDevice;
 struct SystemGraphicsData;
+typedef struct _cairo_surface cairo_surface_t;
 
 class VCL_DLLPUBLIC VirtualDevice : public OutputDevice
 {
     friend class Application;
     friend class ::OutputDevice;
     friend class Printer;
+    friend cairo_surface_t* get_underlying_cairo_suface(VirtualDevice&);
 public:
     // reference device modes for different compatibility levels
     enum class RefDevMode { NONE = 0,