#!/bin/bash

diskname=`basename "$3"`
rdisk=`df | grep "$diskname" | awk '{print $1}'`

cp /path/to/startupfiletool/ /usr/sbin
umount -f "$rdisk"
dd if=/usr/standalone/i386/boot1h of=$rdisk bs=512 count=1
/usr/sbin/startupfiletool $rdisk /usr/standalone/i386/boot
bless -device $rdisk -setBoot