From 3f2cba34341dbd92fdcbdafb5f1a33ab859bdab5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucio=20Andr=C3=A9s=20Illanes=20Albornoz?=
 <lucio@lucioillanes.de>
Date: Sat, 29 Feb 2020 15:16:31 +0000
Subject: subr/build_init.subr:buildp_init_env(): don't use unavailable
 rtl_lconcat() (via Redfoxmoon.)

---
 subr/build_init.subr | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/subr/build_init.subr b/subr/build_init.subr
index 680b780e..fb3e2482 100644
--- a/subr/build_init.subr
+++ b/subr/build_init.subr
@@ -82,7 +82,7 @@ buildp_init_env() {
 				pgrep pkill printf readlink rm sed seq sha256sum	\
 				sort stat tail tar test touch tr wget xz zip; do
 			if ! which "${_cmd}" >/dev/null 2>&1; then
-				_cmds_missing="$(rtl_lconcat "${_cmds_missing}" "${_cmd}")";
+				_cmds_missing="${_cmds_missing:+${_cmds_missing} }${_cmd}";
 			fi;
 		done;
 		if [ -n "${_cmds_missing}" ]; then
-- 
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