[Samba] 3.0 *dat files?

[Tom Syroid]

Mmmm. OK, I'm in 'learning mode' tonight and looking for some insight.

Could someone enlighten me, pls. and explain what the *.dat files below are 
for?

TIA,

BTW, thanks Andrew; 'make proto' did the trick. alpha-15's been doing it's 
thing all night.

[root at phoenix bin]# ./testparm
Load smb config files from /usr/local/samba/lib/smb.conf
incorrect size for /usr/local/samba/lib/upcase.dat - got 0 expected 131072
incorrect size for /usr/local/samba/lib/lowcase.dat - got 0 expected 131072
creating lame upcase table
creating lame lowcase table
incorrect size for /usr/local/samba/lib/valid.dat - got 0 expected 65536
creating default valid table
incorrect size for /usr/local/samba/lib/valid.dat - got 0 expected 65536
creating default valid table
Processing section "[homes]"
Processing section "[profiles]"
Processing section "[netlogon]"
Processing section "[samba-help]"