c_gdk_window_begin_resize_drag_for_device

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
void function(GdkWindow* window, GdkWindowEdge edge, GdkDevice* device, gint button, gint rootX, gint rootY, guint32 timestamp) c_gdk_window_begin_resize_drag_for_device;

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