Function gdk4_sys::gdk_toplevel_supports_edge_constraints 
source · pub unsafe extern "C" fn gdk_toplevel_supports_edge_constraints(
    toplevel: *mut GdkToplevel
) -> gbooleanpub unsafe extern "C" fn gdk_toplevel_supports_edge_constraints(
    toplevel: *mut GdkToplevel
) -> gboolean