#!/bin/mksh
(busybox ps ww | grep "[ /]pppd call $1\( .*\)*\$") |&
found=0
rv=0
while read thepid rest; do
	if ! kill $thepid; then
		print -u2 "$0: kill $thepid failed"
		rv=1
	fi
	found=1
done
[[ $found = 1 ]] && exit $rv
print -u2 "$0: I could not find a pppd process for provider '$1'."
exit 1