TMPFILE=`mktemp /tmp/temp.XXXX` || exit 1

rm /dev/iir

sed -e '/load iir.ko/d' /boot/loader.rc >$TMPFILE
chmod +w /boot/loader.rc
cp $TMPFILE /boot/loader.rc
chmod -w /boot/loader.rc

if [ -f /usr/src/sys/conf/files ]
then
 sed -e '/iir/d' /usr/src/sys/conf/files >$TMPFILE
 cp $TMPFILE /usr/src/sys/conf/files 
fi

if [ -f /usr/src/sys/i386/conf/IIR_KERNEL ]
then
 rm /usr/src/sys/i386/conf/IIR_KERNEL
fi
