1#!/bin/rc 2 3if(! ~ $#* 1){ 4 echo 'usage: isventiisect /dev/sdC0/part' >[1=2] 5 exit usage 6} 7 8arg=$1 9if(! cmp -s <{dd -quiet 1 -if $arg -bs 1024 -iseek 256 | 10 dd -quiet 1 -bs 4 -count 1 | xd -b | sed 1q} <{echo '0000000 d1 5c 5e c7'}) 11 exit notisect 12exit 0 13 14