From 019fbeed9075d4cbb470f5c3dbd88a4e7db2af5c Mon Sep 17 00:00:00 2001
From: Michel Roegl-Brunner <michel.roegl-brunner@htl-braunau.at>
Date: Mon, 5 May 2025 16:14:07 +0200
Subject: [PATCH] Set DNS Options for Alpine

---
 misc/alpine-install.func | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/misc/alpine-install.func b/misc/alpine-install.func
index 29e4e8a..885e7f3 100644
--- a/misc/alpine-install.func
+++ b/misc/alpine-install.func
@@ -195,7 +195,7 @@ customize() {
   echo "bash -c \"\$(curl -fsSL https://github.com/community-scripts/ProxmoxVED/raw/main/ct/${app}.sh)\"" >/usr/bin/update
   chmod +x /usr/bin/update
 
-  NS_VALUE=$(echo "$PCT_OPTIONS" | grep -oP '(?<=-nameserver=)[^\s]+')
+  NS_VALUE=$(echo "$PCT_OPTIONS" | sed -n 's/.*-nameserver=\([^ ]*\).*/\1/p')
 
   if [ "$NS_VALUE" != "" ] && [ "$NS_VALUE" != "Host" ]; then