PCAP_SET_DATALINK(3pcap)
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.