From 6910a23b67f64bd71ffb26c1888fb9d8b99acfa6 Mon Sep 17 00:00:00 2001
From: Peter van Dijk <peter.van.dijk@powerdns.com>
Date: Mon, 9 Mar 2020 19:10:00 +0100
Subject: [PATCH] auth lmdb: avoid blanket std import; fixes #8872

---
 ext/lmdb-safe/lmdb-safe.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ext/lmdb-safe/lmdb-safe.cc b/ext/lmdb-safe/lmdb-safe.cc
index f4874261f6..c29d291473 100644
--- a/ext/lmdb-safe/lmdb-safe.cc
+++ b/ext/lmdb-safe/lmdb-safe.cc
@@ -6,7 +6,10 @@
 #include <string.h>
 #include <map>
 
-using namespace std;
+using std::string;
+using std::runtime_error;
+using std::tuple;
+using std::weak_ptr;
 
 static string MDBError(int rc)
 {