Re: small program compile failed when using pcap, "undefined reference to `pcap_set"

[Guy Harris <guy () alum mit edu>]

On Thu, Nov 27, 2003 at 11:00:02PM +0000, Arthur Chen wrote:
> this small trying program can not compile, It said undefined reference to 
> `pcap_set_datalink', but this function prototype was included in pcap.h and 
> was implemented in pcap.c! Any idea?

What operating system are you doing this on?

Did you download libpcap from tcpdump.org and compile it and install it?
If so, did your OS have libpcap before you installed libpcap from
tcpdump.org?  If so, where did you install libpcap?
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