strange errors

[m.w.chang]

I am seeing this error daily in the log. couldn't connect to anything 
I've done recently (except the preemptive patch)

Jun 27 04:30:30 server kernel: Warning: null TTY for (88:00) in tty_fasync

Also this strange named lookup. I didn't install anything related to 
openldap...

query: _ldap._tcp.dc._msdcs.myhostname IN SRV

-- 
Linux 2.4.18
up 36 days,  7:00,  0 users,  load average: 0.00, 0.00, 0.00
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