From a37664872cabd807a4d96f9ae7fdbbd9629fd572 Mon Sep 17 00:00:00 2001
From: numberZero <numzer0@yandex.ru>
Date: Sun, 1 Mar 2020 09:13:19 -0800
Subject: [PATCH] Use sh-compatible syntax in configure.ac

---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 7956c66b..b7eaa78d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -476,7 +476,7 @@ AC_ARG_ENABLE(opus-cdda,
 AS_IF([test "x${enable_opus_cdda}" != "xno"],
       [PKG_CHECK_MODULES([OPUSFILE],
                          [opusfile],
-                         [LIBS+=" $OPUSFILE_LIBS"])])
+                         [LIBS="$LIBS $OPUSFILE_LIBS"])])
 AM_CONDITIONAL([USE_OPUS],
                [test "x${OPUSFILE_LIBS}" != "x"])