From 2aa33d36befec02328950d064f74bc1cc97f81f7 Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Tue, 20 Dec 2022 23:40:04 +0800
Subject: fix configure for dash

---
 configure | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure b/configure
index 34a97833a..a5f25764a 100755
--- a/configure
+++ b/configure
@@ -462,8 +462,9 @@ _dedup() {
 # .e.g "hello world hello how are you world" -> hello how are you world
 _dedup_reverse() {
     local result=""
-    local list=$(echo "${1}" | awk '{for (i = NF; i > 0; --i) if (!seen[$i]++) printf $i " "}')
+    local list=""
     local item=""
+    list=$(echo "${1}" | awk '{for (i = NF; i > 0; --i) if (!seen[$i]++) printf $i " "}')
     for item in ${list}; do
         result="${item} ${result}"
     done
-- 
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