# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1614768699 -3600
# Node ID 35381608d32378a3091f45f92f3ceec24560eadd
# Parent  cf2bdb2aaa5794ca93f28b96f646d42424af7079
mod_s2s_auth_dane: Fix traceback in DANE-TA check because unpack() moved

It moved into the table package in Lua 5.2, error happens when compat is
disabled or gone (ie 5.3+).

This happened in DANE-TA, which is disabled by default.

diff -r cf2bdb2aaa57 -r 35381608d323 mod_s2s_auth_dane/mod_s2s_auth_dane.lua
--- a/mod_s2s_auth_dane/mod_s2s_auth_dane.lua	Wed Mar 03 11:43:38 2021 +0100
+++ b/mod_s2s_auth_dane/mod_s2s_auth_dane.lua	Wed Mar 03 11:51:39 2021 +0100
@@ -21,6 +21,7 @@
 
 local have_async, async = pcall(require, "util.async");
 local noop = function () end
+local unpack = table.unpack or _G.unpack;
 local type = type;
 local t_insert = table.insert;
 local set = require"util.set";