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-rw-r--r--include/ui/gtk.h1
-rw-r--r--ui/gtk.c2
2 files changed, 2 insertions, 1 deletions
diff --git a/include/ui/gtk.h b/include/ui/gtk.h
index 80851fb4c7..3f395d7f94 100644
--- a/include/ui/gtk.h
+++ b/include/ui/gtk.h
@@ -86,6 +86,7 @@ extern bool gtk_use_gl_area;
 
 /* ui/gtk.c */
 void gd_update_windowsize(VirtualConsole *vc);
+int gd_monitor_update_interval(GtkWidget *widget);
 
 /* ui/gtk-egl.c */
 void gd_egl_init(VirtualConsole *vc);
diff --git a/ui/gtk.c b/ui/gtk.c
index d2004a4dc1..26665cd2e6 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -752,7 +752,7 @@ static void gd_resize_event(GtkGLArea *area,
  * If available, return the update interval of the monitor in ms,
  * else return 0 (the default update interval).
  */
-static int gd_monitor_update_interval(GtkWidget *widget)
+int gd_monitor_update_interval(GtkWidget *widget)
 {
 #ifdef GDK_VERSION_3_22
     GdkWindow *win = gtk_widget_get_window(widget);