Did you put include statements in your code? I'm not sure how the link
functionality works, but I've always (for the few times I used C/C++) used
include preprocessing instructions..


-Troy
newtontroy@...



>From: "Paul Coleman" <Paul.Coleman@...>
>Reply-To: webvb@yahoogroups.com
>To: <webvb@yahoogroups.com>
>Subject: RE: [webvb] could u help me with ping
>Date: Thu, 2 Aug 2001 21:12:59 -0400
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>Hi,
>This does not look like Visual Basic. I don't think I can help here. Any
>C++ programmers out there?
>
>Paul Coleman
>
> -----Original Message-----
>From: amit srivastava [mailto:ami_sri@...]
>Sent: Thursday, August 02, 2001 9:30 AM
>To: winsock2@yahoogroups.com; webvb@yahoogroups.com
>Subject: [webvb] could u help me with ping
>
>
> hi all,
>
> i am writing a simple ping application using the
> following calls
>
> hIcmp = IcmpCreateFile(); // returns a handle to hIcmp
> IcmpSendEcho(,,,,,,); // sends and receives request
>
> IcmpCloseHandle(hIcmp); // closes the handle
>
> now these require the icmp.dll, icmpapi.h & ipexport.h
>
>
> i downloaded the two header files (icmpapi.h &
> ipexport.h ) and included the icmp.dll by going to the
> project->settings->link tab.
>
> now while building this i get linker error saying
> "Unresolved external Symbol"
>
> error LNK2001: unresolved external symbol "int
> __stdcall IcmpCloseHandle(void *)"
> (?IcmpCloseHandle@@YGHPAX@Z)
>
> error LNK2001: unresolved external symbol "unsigned
> long __stdcall IcmpSendEcho(void *,unsigned long,void
> *,unsigned short,struct ip_option_information *,void
> *,unsigned long,unsigned long)"
> (?IcmpSendEcho@@YGKPAXK0GPAUip_option_info
> rmation@@0KK@Z)
>
> error LNK2001: unresolved external symbol "void *
> __stdcall IcmpCreateFile(void)"
> (?IcmpCreateFile@@YGPAXXZ)
>
> Can someone please help !!!
>
> thanx a lot for the time you may spend
>
> Regards
> Amit Srivastava
>
>
>
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