pcap_set_buffer_size - set the buffer size for a not-yet-activated capture handle
int pcap_set_buffer_size(pcap_t *p, int buffer_size);
pcap_set_buffer_size() sets the buffer size that will be used on a capture handle when the handle is activated to buffer_size, which is in units of bytes.
pcap_set_buffer_size() returns 0 on success or PCAP_ERROR_ACTIVATED if called on a capture handle that has been activated.
pcap(3PCAP), pcap_create(3PCAP), pcap_activate(3PCAP)
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