Function gtk_sys::gtk_file_chooser_native_new

pub unsafe extern "C" fn gtk_file_chooser_native_new(
    title: *const c_char,
    parent: *mut GtkWindow,
    action: GtkFileChooserAction,
    accept_label: *const c_char,
    cancel_label: *const c_char
) -> *mut GtkFileChooserNative