From 6b14f70f26535e8415dd5571217f4213d2bb7eb3 Mon Sep 17 00:00:00 2001
From: Bob Halley <halley@dnspython.org>
Date: Mon, 6 Jul 2020 19:42:51 -0700
Subject: [PATCH] Fix incompatibility in getfqdn() revealed by dnspython web
 site change.

---
 dns/resolver.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/dns/resolver.py b/dns/resolver.py
index 62d01985..ab408727 100644
--- a/dns/resolver.py
+++ b/dns/resolver.py
@@ -1445,9 +1445,12 @@ def _getfqdn(name=None):
     if name is None:
         name = socket.gethostname()
     try:
-        return _getnameinfo(_getaddrinfo(name, 80)[0][4])[0]
+        (name, _, _) = _gethostbyaddr(name)
+        # Python's version checks aliases too, but our gethostbyname
+        # ignores them, so we do so here as well.
     except Exception:
-        return name
+        pass
+    return name
 
 
 def _gethostbyname(name):
-- 
2.47.3