look-ups in a Db returned by Db.sopen are broken because seeks fail
	attrdb.b:/^Dbf.readentry
make fmtstring handle arbitrary data
Tall
rename asdf
pick better soa serials
delegations and glue records
	send zone.nses and .hints for out-of-bailiwick zones
deduplicate recursive hint queries
rfc 1034 § 4.3.2 Algorithm
/sys/src/cmd/ndb/dblookup.c:/^dblookup
/sys/src/cmd/ndb/dblookup.c:/^dblookup1
/sys/src/cmd/ndb/dn.c:/^rravfmt
time out stuck queries
warn about all missing mandatory fields
factor soa
	email fields
	make emails and serials mandatory
allow version.bind and authors.bind txt ch queries
	class attr

test queries from ndb/cs
reboot to fixed ndb/cs

http://inferno-lab.googlecode.com/hg/90/appl/cmd/ndb/dns.b
/n/9paste/none/364-354-5903	Reg2TCP
/n/9paste/none/535-972-4476

unmount /n/client
bind '#c' /dev
{./d -l .} <>[0]/dev/cons >[1=0] >[2=0] &

fn f{mk && echo ready && ./d $*}
fn d{ndb/dns -f cfg -h $*}
prof -b -m 'Dnsd Attrdb Bufio' -s 1
setcap 'cap_net_bind_service=+ep' /usr/local/inferno/Linux/386/bin/emu