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NetBSD 6.1.5 - man page for pcap_set_datalink (netbsd section 3)

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PCAP_SET_DATALINK(3)							     PCAP_SET_DATALINK(3)

NAME
       pcap_set_datalink - set the link-layer header type to be used by a capture device

SYNOPSIS
       #include <pcap/pcap.h>

       int pcap_set_datalink(pcap_t *p, int dlt);

DESCRIPTION
       pcap_set_datalink()  is	used  to set the current data link type of the pcap descriptor to
       the type specified by dlt.

RETURN VALUE
       pcap_set_datalink() returns  0  on  success  and  -1  on  failure.   If	-1  is	returned,
       pcap_geterr() or pcap_perror() may be called with p as an argument to fetch or display the
       error text.

SEE ALSO
       pcap(3), pcap_geterr(3)

					   5 April 2008 		     PCAP_SET_DATALINK(3)
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