pub unsafe extern "C" fn gdk_popup_layout_new(
anchor_rect: *const GdkRectangle,
rect_anchor: GdkGravity,
surface_anchor: GdkGravity,
) -> *mut GdkPopupLayout
pub unsafe extern "C" fn gdk_popup_layout_new(
anchor_rect: *const GdkRectangle,
rect_anchor: GdkGravity,
surface_anchor: GdkGravity,
) -> *mut GdkPopupLayout