From b34092c5171b204ec5554261d66da9c8f1d64072 Mon Sep 17 00:00:00 2001
From: William S Fulton <wsf@fultondesigns.co.uk>
Date: Thu, 11 Aug 2022 22:08:10 +0100
Subject: [PATCH] Add -pthread to lua testing

Required to fix linker errors in li_std_auto_ptr and cpp11_std_unique_ptr test cases
---
 configure.ac | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure.ac b/configure.ac
index 242124205..b3b1a8e48 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2430,6 +2430,7 @@ if test "$LUABIN"; then
   if test "$LUA_VERSION" = "5.0"; then
     LUALINK="$LUALINK -llualib"
   fi
+  LUALINK="$LUALINK -pthread"
 
   LIBS=$lua_save_LIBS	# restore LIBS
 fi