openwrt-packages-dist/net/ntpd/files/ntpd.hotplug

NAME=ntpd
CONFIG=/etc/ntp.conf
COMMAND=/usr/sbin/$NAME

[ "$ACTION" = "ifup" -a "$INTERFACE" = "wan" ] && {
        [ -x $COMMAND ] && [ -r $CONFIG ] && {
		killall ntpd
		/etc/init.d/ntpd start
        } &
}