From baf8a8cfc71fed0aff4607b6c7d9da1195f05ecc Mon Sep 17 00:00:00 2001
From: Nathan Lee <2431820-nathanal@users.noreply.gitlab.com>
Date: Tue, 1 Mar 2022 20:54:16 +1100
Subject: [PATCH] Re-enable windows backends in autotool

AC_LANG_SOURCE only takes one argument, ignored the others.

Closes #542
---
 build/configure.ac.system | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build/configure.ac.system b/build/configure.ac.system
index 076dc8fa4..d6fb14ebe 100644
--- a/build/configure.ac.system
+++ b/build/configure.ac.system
@@ -109,7 +109,7 @@ AC_CHECK_HEADERS([libgen.h byteswap.h signal.h setjmp.h fenv.h sys/wait.h])
 AC_CHECK_FUNCS([ctime_r localtime_r gmtime_r drand48 flockfile funlockfile getline link strndup])
 
 dnl Check if the runtime platform is a native Win32 host.
-AC_COMPILE_IFELSE([AC_LANG_SOURCE([], [[
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[
 #ifdef _WIN32
  choke me
 #endif