Mine

start() {
        checkconfig || return 1
        ebegin "Starting apache2"
        [ -f /var/log/apache2/ssl_scache ] && rm /var/log/apache2/ssl_scache
        #${APACHE2} ${APACHE2_OPTS} -k start
        ${APACHE2} ${APACHE2_OPTS} -D REV_PROXY_BACKEND -k start
        ${APACHE2} ${APACHE2_OPTS} -D REV_PROXY_SITE1 -k start
        ${APACHE2} ${APACHE2_OPTS} -D REV_PROXY_SITE2 -k start
        eend $?
}