hpux man page for pcap_lookupnet

PCAP_LOOKUPNET(3PCAP)													     PCAP_LOOKUPNET(3PCAP)

NAME

       pcap_lookupnet - find the IPv4 network number and netmask for a device

SYNOPSIS

       #include <pcap/pcap.h>

       char errbuf[PCAP_ERRBUF_SIZE];

       int pcap_lookupnet(const char *device, bpf_u_int32 *netp,
	       bpf_u_int32 *maskp, char *errbuf);

DESCRIPTION

       pcap_lookupnet()  is used to determine the IPv4 network number and mask associated with the network device device.  Both netp and maskp are
       bpf_u_int32 pointers.

RETURN VALUE

       pcap_lookupnet() returns 0 on success and -1 on failure.  If -1 is returned, errbuf is filled in with an appropriate error message.  errbuf
       is assumed to be able to hold at least PCAP_ERRBUF_SIZE chars.

SEE ALSO

       pcap(3PCAP)

								   5 April 2008 					     PCAP_LOOKUPNET(3PCAP)