sntp: simple client for SNTP time protocol.

Usage: sntp [<options>] [<host>]

Options:
	-v	be verbose
	-q	be very quiet
	-L	list some servers
	-c <n>	average <n> samples
		-a is alias for -c
	-s <s>	sleep randomly between 0 and <s>

Notes:
	Default host is #1 (see below).
	If <host> is a number, that entry from the list is used.

	Offset is (time_there - time_here)
	so if our clock here is ahead,  then offset < 0
	or if out clock here is behind, then offest > 0

Servers:
18.7.21.144     kerberos.mit.edu
18.72.0.144     kerberos-old.mit.edu
18.145.0.30     navobs1.mit.edu
131.243.64.11   tic.lbl.gov
18.26.4.105     bonehed.lcs.mit.edu	(SNTP BROKEN?)
140.142.16.34   bigben.cac.washington.edu  (CNAME ntp-wu.usno.navy.mil) 
24.147.1.16     ntp.ne.mediaone.net        (CNAME chftp01.ne.ipsvc.net)