gistfile1.pp

property_list_key { 'netboot_enabled':
  ensure     => present,
  path       => '/etc/bootpd',
  key        => 'netboot_enabled',
  value      => $interface,
  value_type => 'array',
}

property_list_key { 'startTime':
  ensure     => present,
  path       => '/etc/bootpd',
  key        => 'startTime',
  value      => $time_now,
  value_type => 'string',
}

property_list_key { 'dhcp_enabled_false':
  ensure     => present,
  path       => '/etc/bootpd',
  key        => 'dhcp_enabled_false',
  value      => false,
  value_type => 'boolean',
}

<and etc...>