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-rwxr-xr-xscripts/boot/9990-netbase.sh10
1 files changed, 6 insertions, 4 deletions
diff --git a/scripts/boot/9990-netbase.sh b/scripts/boot/9990-netbase.sh
index 384f3f6..64e30df 100755
--- a/scripts/boot/9990-netbase.sh
+++ b/scripts/boot/9990-netbase.sh
@@ -65,11 +65,13 @@ EOF
if [ -n "${nameserver}" ]
then
+ if [ -e "${DNSFILE}" ]
+ then
+ grep -v ^nameserver "${DNSFILE}" > "${DNSFILE}.tmp"
+ mv "${DNSFILE}.tmp" "${DNSFILE}"
+ fi
-cat >> "${DNSFILE}" << EOF
-nameserver ${nameserver}
-EOF
-
+ echo "nameserver ${nameserver}" >> "${DNSFILE}"
fi
done
else