/usr/bin/humfsify
/usr/bin/jailtest
/usr/bin/port-helper
/usr/bin/tunctl
/usr/bin/uml_mconsole
/usr/bin/uml_mkcow
/usr/bin/uml_moo
/usr/bin/uml_mount
/usr/bin/uml_net
/usr/bin/uml_switch
/usr/bin/uml_watchdog
/usr/sbin/jail_uml
You may install this package on CentOS with
yum
install uml_utilities