WARNING: 

The lock directory where browse.dat, wins.dat and other *.tdb files
are created by smbd and nmbd is changed from /var/spool/lock to
/var/db/samba.

If you are about to update your japanese/samba from 2.0.10j1.2 to 2.2.8aj1.1,
you need to remove old these files in /var/spool/lock.