KEY.DNS_RESOLVER (man8)
key.dns_resolver − upcall for request−key to handle dns_resolver keys
key.dns_resolver − upcall for request−key to handle dns_resolver keys
grub-probe — Probe device information for a given path.
cupsaccept/cupsreject − accept/reject jobs sent to a destination
dmevent_tool − A utility used to load a DSO into dmeventd and (un)register devices with it for monitoring
ifconfig − configure a network interface
setsebool − set SELinux boolean value
cupsdisable, cupsenable − stop/start printers and classes
named-checkzone, named-compilezone − zone file validity checking or converting tool
foomatic-addpjloptions − Format PJL option information the for foomatic database
nstat, rtacct – network statistics tools.