From c776f30b149783b476eb05d296506fd7cee83de5 Mon Sep 17 00:00:00 2001
From: Gerd Moellmann <gerd@gnu.org>
Date: Mon, 20 Nov 2000 14:07:03 +0000
Subject: [PATCH] Use -traditional with GNU cpp.

---
 configure.in | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/configure.in b/configure.in
index e83b81f1883..341711dc648 100644
--- a/configure.in
+++ b/configure.in
@@ -2257,6 +2257,13 @@ changequote([, ])dnl
 echo creating src/epaths.h
 make epaths-force
 
+# As of 2000-11-19, newest development versions of GNU cpp preprocess
+# `..' to `. .'  unless invoked with -traditional
+
+if [ x$GCC = xyes && x$NON_GNU_CPP" = x ]; then
+  CPPFLAGS="$CPPFLAGS -traditional"
+fi
+
 echo creating lib-src/Makefile
 ( cd lib-src
   rm -f junk.c junk1.c junk2.c
-- 
2.39.2