From 191d8306062692a204603eda2ea307ed8c726598 Mon Sep 17 00:00:00 2001
From: Kevin Wallace <doof@doof.net>
Date: Fri, 22 Feb 2019 00:30:03 -0800
Subject: catch NXDOMAIN-related errors on OSX, too

Maybe time to move off of the stdlib dns library.  This error handling sucks.
---
 main.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index af00591..ca024a9 100644
--- a/main.go
+++ b/main.go
@@ -45,7 +45,10 @@ func main() {
 }
 
 func printErr(ip net.IP, rrtype string, err error) {
-	if !strings.Contains(err.Error(), "no such host") {
+	// the error types here are awful and this feels like it might
+	// accidentally catch some non-NXDOMAIN errors
+	if !strings.HasSuffix(err.Error(), "no such host") &&
+		!strings.HasSuffix(err.Error(), "nodename nor servname provided, or not known") {
 		fmt.Fprintf(os.Stderr, "%s\t# %s error: %s\n", ip, rrtype, err)
 	}
 }
-- 
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