class DhcpsApi::DHCP_OPTION_SCOPE_INFO_UNION
DHCP_RESERVED_SCOPE_UNION describes a DHCP scope.
Available fields: :subnet_scope_info [String], :reserved_scope_info [DHCP_RESERVED_SCOPE], :m_scope_info [String], :default_scope_info, unused :global_scope_info
@see msdn.microsoft.com/en-us/library/windows/desktop/aa363361(v=vs.85).aspx