Extend network-interface-list to return IPv6 and network info

Bug#38218

* src/process.c (Fnetwork_interface_list): Extend argument list to
allow requesting full network info and/or IPv4/IPv6 info.
(network_interface_list) [HAVE_GETIFADDRS]: Use getifaddrs to retrieve
interface IP addresses.

* src/process.h: Update prototype of network_interface_list.

* src/w32.c (g_b_init_get_adapters_addresses): New init flag.
(globals_of_w32): Initialize it.
(GetAdaptersAddresses_Proc): New function typedef.
(get_adapters_addresses): New wrapper function.
(init_winsock): Load htonl and ntohl.
(sys_htonl, sys_ntohl): New wrapper functions.
(network_interface_list): Implement in terms of
get_adapters_addresses.

* nt/inc/sys/socket.h: Add sys_htonl and sys_ntohl prototypes.

* etc/NEWS: Announce IPv4/IPv6 changes in network-interface-list.

* doc/lispref/processes.texi (Misc Network): Document updated arglist
and return values for network-interface-list.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/process.h b/src/process.h
index 5e957c4298e..bf15317eb4f 100644
--- a/src/process.h
+++ b/src/process.h
@@ -291,7 +291,7 @@ extern void catch_child_signal (void);
 extern void restore_nofile_limit (void);
 
 #ifdef WINDOWSNT
-extern Lisp_Object network_interface_list (void);
+extern Lisp_Object network_interface_list (bool full, unsigned short match);
 extern Lisp_Object network_interface_info (Lisp_Object);
 #endif