'From etoys3.0 of 7 March 2008 [latest update: #2105] on 28 August 2008 at 2:24:42 pm'!
"Change Set:		chronologyUnix-bf
Date:			28 August 2008
Author:			Bert Freudenberg

Add asUnixTime to Kernel-Chronology"!


!DateAndTime methodsFor: 'squeak protocol' stamp: 'bf 8/28/2008 13:45'!
asUnixTime
	"answer number of seconds since unix epoch (midnight Jan 1, 1970, UTC)"

	^(self - self class unixEpoch) asSeconds! !


!DateAndTime class methodsFor: 'squeak protocol' stamp: 'bf 8/28/2008 13:19'!
unixEpoch
	"Answer a DateAndTime representing the Unix epoch (1 January 1970, midnight UTC)"

	^ self basicNew
		ticks: #(2440588 0 0) offset: Duration zero;
		yourself.
! !