1 files changed, 1 insertions, 0 deletions
diff --git a/gfx.h b/gfx.h
index 28b99b8..b328d49 100644
--- a/gfx.h
+++ b/gfx.h
@@ -16,4 +16,5 @@ struct gfxstate {
     /* calls */
     void (*restore_display)(void);
     void (*cleanup_display)(void);
+    void (*flush_display)(void);
 };