^(acme|sys/src)/(.*/)?[0125678vqki]\..*$
^(acme|sys/src)/.*\.[ao]?[0125678vqki]?$
^(dev|fd|net.*|srv|shr|env|root|proc|boot|mnt|n|bin|usr|cfg|cron|mail|tmp)(/|$)
^(acme|sys/src)/(.*/)?[0125678vqki]\..*$
^(acme|sys/src)/.*\.[ao]?[0125678vqki]?$
^(dev|fd|net.*|srv|shr|env|root|proc|boot|mnt|n|bin|usr|cfg|cron|mail|tmp)(/|$)