add: wMenuSetEnabled(menu, index, dock->lowered);
context: updateClipOptionsMenu(WMenu *menu, WDock *dock){    WMenuEntry *entry;    int index = 0;    if (!menu || !dock)        return;    /* keep on top */    entry = menu->entries[index];    entry->flags.indicator_on = !dock->lowered;    entry->clientdata = dock;    /* collapsed */    entry = menu->entries[++index];    entry->flags.indicator_on = dock->collapsed;    entry->clientdata = dock;    /* auto-collapse */    entry = menu->entries[++index];    entry->flags.indicator_on = dock->auto_collapse;    entry->clientdata = dock;    /* auto-raise/lower */    entry = menu->entries[++index];    entry->flags.indicator_on = dock->auto_raise_lower;    entry->clientdata = dock;    /* attract icons */    entry = menu->entries[++index];    entry->flags.indicator_on = dock->attract_icons;    entry->clientdata = dock;    menu->flags.realized = 0;    wMenuRealize(menu);}