Function gtk_sys::gtk_clipboard_set_with_data

pub unsafe extern "C" fn gtk_clipboard_set_with_data(
    clipboard: *mut GtkClipboard, 
    targets: *const GtkTargetEntry, 
    n_targets: c_uint, 
    get_func: GtkClipboardGetFunc, 
    clear_func: GtkClipboardClearFunc, 
    user_data: gpointer
) -> gboolean