proc main
	local	0,000000,write
	con	0,010000,11,110,145,154,154,157,040,167,157,162,154,144
	declend
	file	hello.icn
	line	1
	mark	L1
	var	0
	str	0
	line	2
	invoke	1
	unmark	1
lab L1
	pnull
	line	3
	pfail
	end