Comment 1 for bug 190400

No updatedb.conf for me also.

a2ps.cfg defoma hostname modules resolvconf
a2ps-site.cfg deluser.conf hosts modutils resolv.conf
acpi depmod.d hosts.allow motd rmt
adduser.conf devfs hosts.deny motd.tail rpc
adjtime dhcp3 hp mtab samba
aliases dictionaries-common init.d mysql sane.d
alternatives discover.conf initramfs-tools nanorc scim
anacrontab discover.conf-2.6 inputrc netscsid.conf screenrc
apm discover.d iproute2 network scrollkeeper.conf
apparmor dm issue NetworkManager securetty
apparmor.d doc-base issue.net networks security
apport dpkg kde3 nsswitch.conf services
apt e2fsck.conf kderc openoffice sgml
at.deny emacs kde-user-profile opt shadow
avahi enscript.cfg kernel-img.conf pam.conf shadow-
bash.bashrc environment keys pam.d shells
bash_completion esound ksysguarddrc pango skel
bash_completion.d event.d kubuntu-default-settings papersize sound
belocs fdmount.conf laptop-mode passwd ssh
bindresvport.blacklist firefox ldap passwd- ssl
blkid.tab fonts ld.so.cache pcmcia sudoers
blkid.tab.old foomatic ld.so.conf perl sysctl.conf
bluetooth fstab ld.so.conf.d pm syslog.conf
bogofilter.cf fuse.conf lftp.conf pnm2ppa.conf terminfo
bonobo-activation gai.conf libao.conf PolicyKit thunderbird
brlapi.key gamin libpaper.d popularity-contest.conf timezone
brltty gconf locale.alias power ucf.conf
brltty.conf gdm localtime ppp udev
calendar gimp logcheck profile uniconf.conf
chatscripts gnome login.defs profile.d update-manager
ConsoleKit gnome-app-install logrotate.conf protocols update-notifier
console-setup gnome-system-tools logrotate.d pulse usplash.conf
console-tools gnome-vfs-2.0 lsb-base purple vim
cron.d gnome-vfs-mime-magic lsb-base-logging.sh python w3m
cron.daily groff lsb-release python2.5 wgetrc
cron.hourly group ltrace.conf qt3 wodim.conf
cron.monthly group- magic rc0.d wpa_supplicant
crontab grub.d magic.mime rc1.d wvdial.conf
cron.weekly gshadow mailcap rc2.d X11
crypttab gshadow- mailcap.order rc3.d xdg
cups gtk-2.0 manpath.config rc4.d xml
dbus-1 gtkmathview mediaprm rc5.d zsh_command_not_found
debconf.conf hal menu-methods rc6.d
debian_version hdparm.conf mime.types rc.local
debtags hesiod.conf mke2fs.conf rcS.d
default host.conf modprobe.d readahead

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the gutsy default conf seems to work fine:

# This file sets environment variables which are used by updatedb

# Global options for invocations of find(1)
FINDOPTIONS='-ignore_readdir_race'
export FINDOPTIONS
# filesystems which are pruned from updatedb database
PRUNEFS="NFS nfs nfs4 afs binfmt_misc proc smbfs autofs iso9660 ncpfs coda devpts ftpfs devfs mfs shfs sysfs cifs lustre_lite tmpfs usbfs udf"
export PRUNEFS
# paths which are pruned from updatedb database
PRUNEPATHS="/tmp /usr/tmp /var/tmp /afs /amd /alex /var/spool /sfs /media"
export PRUNEPATHS
# netpaths which are added
NETPATHS=""
export NETPATHS
# run find as this user
LOCALUSER="nobody"
export LOCALUSER
# cron.daily/find: run at this priority -- higher number means lower priority
# (this is relative to the default which cron sets, which is usually +5)
NICE=10
export NICE
# cron.daily: I/O priority
# 1 for real time, 2 for best-effort (3 for idle is only allowed for root!)
IONICE_CLASS=2
export IONICE_CLASS
# 0-7 (for IONICE_CLASS 1 and 2 only), 0=highest, 7=lowest
IONICE_PRIORITY=7