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+^sys/src/(.*/)?[12578vqki]\..*$
+^sys/lib/(pkg/|lp/log/|man/lookman/index)
+^sys/lib/python/.*\.(pyo|pyc|exe)$
+^sys/log/
+^sys/man/(searchindex|[1-8]/INDEX.*)$
+^(dev|fd|net|srv|env|root|boot|mnt|n|bin|usr|cfg|tmp)/