pub unsafe extern "system" fn DhcpEnumSubnetElementsV4(
    serveripaddress: PCWSTR,
    subnetaddress: u32,
    enumelementtype: DHCP_SUBNET_ELEMENT_TYPE,
    resumehandle: *mut u32,
    preferredmaximum: u32,
    enumelementinfo: *mut *mut DHCP_SUBNET_ELEMENT_INFO_ARRAY_V4,
    elementsread: *mut u32,
    elementstotal: *mut u32,
) -> u32