It's not useful for us.

    In file included from ../src/systemd/src/libsystemd/sd-event/sd-event.c:14:
    ../src/systemd/src/libsystemd/sd-event/event-source.h:195:36: error: field 'buffer' with variable sized type 'union inotify_event_buffer' not at the end of a struct or class is a GNU extension [-Werror,-Wgnu-variable-sized-type-not-at-end]
            union inotify_event_buffer buffer;
                                       ^