+add_user_to_group audio
+add_user_to_group camera
+add_user_to_group cdrom
+add_user_to_group dialout
+add_user_to_group dip
+add_user_to_group fax
+add_user_to_group floppy
+add_user_to_group fuse
+add_user_to_group games
+add_user_to_group nvram
+add_user_to_group netdev
+add_user_to_group plugdev
+add_user_to_group scanner
+add_user_to_group sudo
+add_user_to_group tape
+add_user_to_group tty
+add_user_to_group usb
+add_user_to_group users
+add_user_to_group video
+add_user_to_group vlock
+add_user_to_group voice
+
+sed -i 's/^root::/root:*:/' $target/etc/shadow
+sed -i "s/^$USERNAME:!:/$USERNAME:*:/" $target/etc/shadow
+
+if [ -r $target/bin/zsh ] ; then
+ $ROOTCMD chsh -s /bin/zsh root
+ $ROOTCMD chsh -s /bin/zsh $USERNAME
+fi