sys/lib/dist/pc/inst/isext2


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#!/bin/rc

if(! ~ $#* 1) {
	echo 'usage: isext2 /dev/sdC0/part' >[1=2]
	exit usage
}

cmp -s <{dd -if $1 -bs 1 -count 2 -skip 1080 >[2]/dev/null | xd -b |sed 1q} \
	<{echo '0000000  53 ef'}

exit $status