From cc75f40ddc346a0e3762c4699d3b3664d047d272 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Wed, 26 May 2021 16:05:11 +0000
Subject: build system: ccenv_set_cc_underscore(): send errors to config.log.

---
 sofort/ccenv/ccenv.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sofort/ccenv/ccenv.sh b/sofort/ccenv/ccenv.sh
index 857a202..433fec0 100644
--- a/sofort/ccenv/ccenv.sh
+++ b/sofort/ccenv/ccenv.sh
@@ -743,6 +743,7 @@ ccenv_set_cc_underscore()
 
 	if printf "$ccenv_fn_code" $ccenv_fn_name  \
 			| $ccenv_cc -xc - -S -o -  \
+				2>&3               \
 			| grep "^_$ccenv_fn_name:" \
 				> /dev/null; then
 		ccenv_cc_underscore='_'
-- 
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