pub unsafe extern "C" fn pcap_lookupnet(
arg1: *const c_char,
arg2: *mut bpf_u_int32,
arg3: *mut bpf_u_int32,
arg4: *mut c_char,
) -> c_intpub unsafe extern "C" fn pcap_lookupnet(
arg1: *const c_char,
arg2: *mut bpf_u_int32,
arg3: *mut bpf_u_int32,
arg4: *mut c_char,
) -> c_int