OpenRC /usr/local/etc/init.d/ntp-client for TrueOS

#!/sbin/openrc-run
# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# Source: http://data.gpo.zugaina.org/gentoo/net-misc/ntp/files/ntp-client.rc

description="Set the date and time via NTP"

depend() {
    before cron
    after net
    use dns logger
}

checkconfig() {
    if ! type "${NTPCLIENT_CMD}" >/dev/null 2>&1 ; then
        eerror "Please edit /usr/local/etc/conf.d/ntp-client"
        eerror "Unable to locate the client command ${NTPCLIENT_CMD}!"
        return 1
    fi
    if [ -z "${NTPCLIENT_OPTS}" ] ; then
        eerror "Please edit /usr/local/etc/conf.d/ntp-client"
        eerror "I need to know what server/options to use!"
        return 1
    fi
    return 0
}

start() {
    checkconfig || return $?

    ebegin "Setting clock via the NTP client '${NTPCLIENT_CMD}'"
    "${NTPCLIENT_CMD}" ${NTPCLIENT_OPTS}
    eend $? "Failed to set clock"
}