shithub: plan9front

ref: 1e773c97e79d74983edd9b46694956f76b0c7fd5
dir: /rc/bin/inst/hasmbr/

View raw version 
#!/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