smeserver-expire-accounts/root/etc/e-smith/templates/etc/crontab/ExpireAccounts

{
  if (($ExpireAccounts{'status'} || 'disabled') ne 'enabled'){
    $OUT .= "# Account expiration is disabled\n";
  }
  else{
    $OUT .= "1 0 * * * root /sbin/e-smith/expire-accounts\n";
  }
}