From d69cfb083e30a0d101f9a5228dde5ef7f747456d Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Sun, 8 Jan 2017 15:42:41 +0100
Subject: [PATCH] Work around an apparent autoconf bug in WX_CONFIG_CHECK

Don't use "$4" inside m4 comment, as autoconf 2.69 somehow completely mangles
the generated configure when the 4th argument is indeed specified: we end up
with a part of this comment in the generated file.
---
 wxwin.m4 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/wxwin.m4 b/wxwin.m4
index 77ebaf98cd..0b3c8de45b 100644
--- a/wxwin.m4
+++ b/wxwin.m4
@@ -210,8 +210,8 @@ AC_DEFUN([WX_CONFIG_CHECK],
       AC_MSG_CHECKING([for wxWidgets version >= $min_wx_version ($5)])
     fi
 
-    dnl don't add the libraries ($4) to this variable as this would result in
-    dnl an error when it's used with --version below
+    dnl don't add the libraries (4th argument) to this variable as this would
+    dnl result in an error when it's used with --version below
     WX_CONFIG_WITH_ARGS="$WX_CONFIG_PATH $wx_config_args $5"
 
     WX_VERSION=`$WX_CONFIG_WITH_ARGS --version 2>/dev/null`