From 7efb493d37f4a19bbd1bb01ca6d7cd17f7e586a0 Mon Sep 17 00:00:00 2001
From: Anton Maklakov <antmak.pub@gmail.com>
Date: Fri, 27 Apr 2018 15:22:22 +0800
Subject: Add compatibility with automake < 1.14

As we support CentOS, for example, we have a problem there

    automake: warnings are treated as errors
    kconfig/Makefile.am:26: warning: compiling 'lxdialog/checklist.c' in subdir requires 'AM_PROG_CC_C_O' in
    'configure.ac'
    autoreconf: automake failed with exit status: 1

diff --git a/configure.ac b/configure.ac
index 765eae1..60dc984 100644
--- a/configure.ac
+++ b/configure.ac
@@ -87,6 +87,8 @@ AC_CONFIG_HEADERS([config.h])
 
 # Modern GCC/GDB releases require C++ support in the compiler
 AC_PROG_CC
+# Add for legacy reasons (automake < 1.14)
+AM_PROG_CC_C_O
 AC_PROG_CXX
 AC_PROG_CPP
 AC_PROG_LEX
-- 
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