c_gdk_window_create_similar_image_surface

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)
cairo_surface_t* function(GdkWindow* window, cairo_format_t format, int width, int height, int scale) c_gdk_window_create_similar_image_surface;

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