sys/lib/dist/pc/inst/is9660


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#!/bin/rc

# 0000000  01  C  D  0  0  1 01 00  P  L  A  N     9
   
if(! ~ $#* 1) {
	echo 'usage: is9660 /dev/sdC0/part' >[1=2]
	exit usage
}

ifs=$nl {id=`{dd -if $1 -bs 2048 -skip 16>[2]/dev/null | xd -c | sed 1q | sed 's/.........(....................).*/\1/'}}
~ $id '01  C  D  0  0  1 01'
exit $status