Function on_civzone_delete

library/modules/Buildings.cpp:1300–1305

}

static void on_civzone_delete(df::building_civzonest* civzone)
{
    remove_zone_from_all_buildings(civzone);
    delete_civzone_squad_links(civzone);
    delete_assigned_unit_links(civzone);
}

bool Buildings::deconstruct(df::building *bld)
{