Plan 9 from Bell Labs’s /usr/web/sources/plan9/sys/lib/dist/pc/inst/hasmbr

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
Download the Plan 9 distribution.


#!/bin/rc

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

x=`{xd -b $1 | sed -n '32p;32q'}
if(~ $x(16) 55 && ~ $x(17) aa) 
	exit ''
exit nope


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