Re: libpcap warning: arptype 801 not supported by libpcap -- why this happens?

[Guy Harris <guy () netapp com>]

On Tue, Feb 11, 2003 at 05:37:41PM -0500, Ying Ge wrote:
> I know that means that the 802.11 raw packet is not recognized by
> libpcap. Actually, the libpcap comes with the red-hat 8.0 is the old
> version, which did not support 802.11. And I download a later version of
> libpcap, compile Ethereal against it, so the Ethereal works fine to
> capture the 802.11 packets. But why my code can not recognize these
> packets? Is it because when I use "-lpcap", I'm still linking the old
> version of libpcap?

Probably.

> If it is true, then how can I solve the problem???

Link with the new version. :-)

In what directory are the new libpcap's headers and libraries installed?
"/usr/local/include" and "/usr/local/lib"?  If so, then try compiling
your program with

        gcc -I/usr/local/include -L/usr/local/lib my_capture.c -lpcap
-
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