Solaris man マニュアル
System Administration Commands                          xntpd(1M)

NAME
     xntpd - Network Time Protocol daemon

SYNOPSIS
     /usr/lib/inet/xntpd [-aAbdm] [-c  conffile]  [-e  authdelay]
     [-f  driftfile]  [-k  keyfile] [-l logfile] [-p pidfile] [-r
     broadcastdelay] [-s statsdir] [-t trustedkey] [-v  variable]
     [-V variable]