DhcpEnumSubnets

function DhcpEnumSubnets(

  ServerIpAddress: PWideChar;

  var ResumeHandle: DHCP_RESUME_HANDLE;

  PreferredMaximum: DWORD;

  EnumInfo: LPDHCP_IP_ARRAY;

  out ElementsRead: DWORD;

  out ElementsTotal: DWORD

):DWORD;