Fix adjust destination. Should be etc/clockspeed/adjust instead of
just adjust. Add a PLIST uninstall target to remove this file since
killing the daemon does not.
for a persistently fast or slow system clock. It also could be used to
synchronize time across LAN or WAN.
PR: 19349
Submitted by: Mario Sergio Fujikawa Ferreira <lioux@uol.com.br>