diff --git a/Makefile b/Makefile
index 2c91975..d8e6913 100644
--- a/Makefile
+++ b/Makefile
@@ -34,3 +34,26 @@ deb:
 
 netlink:
 	GO111MODULE="off" go get -v -u github.com/vishvananda/netlink
+
+
+####### MODULE STUFF DOWN HERE
+#
+#       What again is the 'right' way to do this?
+#       It seems like it changes from year to year. This is better than 'vendor/' (that was a terrible hack)
+#       maybe it's settled down finally. Use GO111MODULE="off" when you are developing. (?)
+#       When you are ready to release, version this and all the packages correctly. (?)
+#
+#       At least, that is what I'm going to try to do as of Feb 18 2023.
+#
+
+
+build-with-custom-go.mod:
+	go build -modfile=local.go.mod ./...
+
+# module <yourname>
+# go 1.18
+# require (
+#     github.com/versent/saml2aws/v2 v2.35.0
+# )
+# replace github.com/versent/saml2aws/v2 v2.35.0 => github.com/marcottedan/saml2aws/v2 master
+# replace github.com/versent/saml2aws/v2 => /Users/dmarcotte/git/saml2aws/
diff --git a/debian/control b/debian/control
index 1c23c16..1a46081 100644
--- a/debian/control
+++ b/debian/control
@@ -4,6 +4,6 @@ Package: control-panel-dns
 Maintainer: Jeff Carr <jcarr@wit.com>
 Architecture: amd64
 Depends:
-Recommends: libgtk-3-0
+Recommends: libgtk-3-0, ddclient, ddupdate
 Description: a control panel for DNS and IPv6 settings
  Goals: show the settings, validate & update DNS
diff --git a/gui.go b/gui.go
index 46ccb2d..51cdca1 100644
--- a/gui.go
+++ b/gui.go
@@ -33,14 +33,12 @@ func initGUI() {
 
 func addDNSTab(window *gui.Node, title string) {
 	var newNode, g, g2, tb *gui.Node
-	var err error
-	var name string
 
 	newNode = window.NewTab(title)
         log("addDemoTab() newNode.Dump")
 	newNode.Dump()
 
-	g = newNode.NewGroup("group 1")
+	g = newNode.NewGroup("junk")
 	dd := g.NewDropdown("demoCombo2")
 	dd.AddDropdownName("more 1")
 	dd.AddDropdownName("more 2")
@@ -51,21 +49,18 @@ func addDNSTab(window *gui.Node, title string) {
 		log("text =", s)
 	}
 	g.NewLabel("UID =")
+	g.NewButton("hello", func () {
+		log("world")
+	})
 
 
-	g2 = newNode.NewGroup("group 2")
+	g2 = newNode.NewGroup("Real Stuff")
 	tb = g2.NewTextbox("tb")
 	log("tb =", tb.GetText())
 	tb.OnChanged = func(*gui.Node) {
 		s := tb.GetText()
 		log("text =", s)
 	}
-	g2.NewButton("hello", func () {
-		log("world")
-	})
-	g2.NewButton("scanInterfaces()", func () {
-		scanInterfaces()
-	})
 	g2.NewButton("dump Host.ifmap", func () {
 		for i, t := range me.ifmap {
 			log("int =", i, "name =", t.name, t.iface)
@@ -74,15 +69,17 @@ func addDNSTab(window *gui.Node, title string) {
 	g2.NewButton("checkDNS()", func () {
 		me.checkDNS()
 	})
-	g2.NewButton("os.Hostname()", func () {
-		name, err = os.Hostname()
-		log("name =", name, err)
+	g2.NewButton("getHostname()", func () {
+		getHostname()
 	})
 	g2.NewButton("os.User()", func () {
 		user, _ := user.Current()
 		spew.Dump(user)
 		log("os.Getuid =", os.Getuid())
 	})
+	g2.NewButton("Example_listLink()", func () {
+		Example_listLink()
+	})
 	g2.NewButton("Escalate()", func () {
 		Escalate()
 	})
diff --git a/hostname.go b/hostname.go
new file mode 100644
index 0000000..4725d2c
--- /dev/null
+++ b/hostname.go
@@ -0,0 +1,45 @@
+// inspired from:
+// https://github.com/mactsouk/opensource.com.git
+// and
+// https://coderwall.com/p/wohavg/creating-a-simple-tcp-server-in-go
+
+package main
+
+// import "net"
+
+// will try to get this hosts FQDN
+import "github.com/Showmax/go-fqdn"
+
+// this is the king of dns libraries
+import "github.com/miekg/dns"
+
+// dnssec IPv6 socket library
+import "git.wit.org/jcarr/dnssecsocket"
+
+func getHostname() {
+	var err error
+	me.fqdn, err = fqdn.FqdnHostname()
+	if (err != nil) {
+		log("FQDN hostname error =", err)
+		exit()
+		return
+	}
+	log("FQDN hostname is", me.fqdn)
+
+	var aaaa []string
+	aaaa = getAAAA(me.fqdn)
+	log("AAAA =", aaaa)
+}
+
+func getAAAA(s string) []string {
+	// lookup the IP address from DNS
+	dnsRR := dnssecsocket.Dnstrace(s, "AAAA")
+	log(args.VerboseDNS, SPEW, dnsRR)
+	if (dnsRR == nil) {
+		return nil
+	}
+	ipaddr1 := dns.Field(dnsRR, 1)
+	ipaddr2 := dns.Field(dnsRR, 2)
+	log("ipaddr", ipaddr1, ipaddr2)
+	return []string{ipaddr1, ipaddr2}
+}
diff --git a/unix.go b/unix.go
index 82dc1d4..a8eb28b 100644
--- a/unix.go
+++ b/unix.go
@@ -51,3 +51,16 @@ func dumpIPs(host string) {
                 log(host, ip)
         }
 }
+
+/*
+	check if ddclient is installed, working, and/or configured
+	https://github.com/ddclient/ddclient
+*/
+func ddclient() {
+}
+
+/*
+	check if ddupdate is installed, working, and/or configured
+*/
+func ddupdate() {
+}