multi:
type: txt
help: Set name or IP address of Network Time Protocol (NTP) server
update: if ! grep -q '^server. *$VAR(@)\$' /etc/ntp.conf
       then sudo sh -c \
	  "echo \"server $VAR(@) iburst\" >> /etc/ntp.conf;
           /usr/sbin/invoke-rc.d ntp restart"
       fi
delete:sudo sh -c \
  "touch /etc/ntp.conf
   if grep -q 'server.*$VAR(@)' /etc/ntp.conf; then
     sed -i '/server $VAR(@)/d' /etc/ntp.conf
     if grep -q '^server ' /etc/ntp.conf; then
       /usr/sbin/invoke-rc.d ntp restart
     else
       /usr/sbin/invoke-rc.d ntp stop
     fi
   fi"
