* src/process.c (Fnetwork_interface_info): Reference
'network-interface-list'.
NETMASK is the layer 3 network mask, HWADDR is the layer 2 address, and
FLAGS is the current flags of the interface.
-Data that is unavailable is returned as nil. */)
+Data that is unavailable is returned as nil. Only returns IPv4 layer 3
+addresses, for IPv6 use `network-interface-list'. */)
(Lisp_Object ifname)
{
#if ((defined HAVE_NET_IF_H \