1PCAP_SET_DATALINK(3PCAP)                              PCAP_SET_DATALINK(3PCAP)
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NAME

6       pcap_set_datalink - set the link-layer header type to be used by a cap‐
7       ture device
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SYNOPSIS

10       #include <pcap/pcap.h>
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12       int pcap_set_datalink(pcap_t *p, int dlt);
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DESCRIPTION

15       pcap_set_datalink() is used to set the current data link  type  of  the
16       pcap descriptor to the type specified by dlt.
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RETURN VALUE

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

24       pcap(3PCAP), pcap_geterr(3PCAP)
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28                                 5 April 2008         PCAP_SET_DATALINK(3PCAP)