-^acme/bin/(386|68000|68020|alpha|amd64|arm|power|power64|sparc|sparc64)/
-^adm/(keys.who|timezone\/local)
-^cfg/plan9.ini
-^(dev|fd|net|srv|env|root|boot|mnt|n|bin|tmp)/
-^dist/replica/
-^lib/font/bit/vera.*
-^lib/ndb/local
-^mail/box/
-^n/sources/
-^sys/lib/(linux|texmf)/
+^acme/bin/(386|68000|68020|alpha|amd64|arm|power|power64|sparc|sparc64)(/|$)
+^adm/(cache|keys|netkeys|secstore|users|whois|timezone/local)(/|$)
+^lib/(ndb|audio|firmware)(/|$)
+^lib/rfc/(drafts|index|rfc.*)(/|$)
+^sys/doc/.*\.(html|ps|pdf|png|out)$
+^sys/lib/(pkg|lp/log|man/lookman/index)(/|$)