name icmp type win32 1 stdcall IcmpCloseHandle(ptr) IcmpCloseHandle 2 stdcall IcmpCreateFile() IcmpCreateFile 3 stub IcmpParseReplies 4 stub IcmpSendEcho2 5 stdcall IcmpSendEcho(ptr long ptr long ptr ptr long long) IcmpSendEcho 6 stub do_echo_rep 7 stub do_echo_req 8 stub register_icmp