tests/varenv2.sub

fff()
{
	typeset i=0 x=10
	echo "|$i|$x|"
	export x
	printenv x
}

fff2()
{
	echo "|$x|"
	export x
	printenv x
}

fff3()
{
	typeset i=0 x="${x-10}"
	echo "|$i|$x|"
}

fff4()
{
	typeset i=0 x
	x="${x-10}"
	echo "|$i|$x|"
}

fff5()
{
	z=y typeset z
	echo "|$z|"
}

fff
x=10 fff
x=1 fff
x=4 fff2
x=11 fff3
echo after fff3: x=$x
x=12 fff4

fff5
z=42 fff5