diff --git a/tests/t_client.sh.in b/tests/t_client.sh.in
index 1ccadeb..7a271b6 100755
--- a/tests/t_client.sh.in
+++ b/tests/t_client.sh.in
@@ -166,53 +166,71 @@
 # this is higly system dependent...
 get_ifconfig_route()
 {
-    # linux / iproute2? (-> if configure got a path)
-    if [ -n "@IPROUTE@" ]
-    then
-	echo "-- linux iproute2 --"
-	@IPROUTE@ addr show     | grep -v valid_lft
-	@IPROUTE@ route show
-	@IPROUTE@ -o -6 route show | grep -v ' cache' | sed -E -e 's/ expires [0-9]*sec//' -e 's/ (mtu|hoplimit|cwnd|ssthresh) [0-9]+//g' -e 's/ (rtt|rttvar) [0-9]+ms//g'
-	return
-    fi
-
-    # try uname
-    case `uname -s` in
+    UNAME=`uname -s`
+    case $UNAME in
 	Linux)
-	   echo "-- linux / ifconfig --"
-	   LANG=C @IFCONFIG@ -a |egrep  "( addr:|encap:)"
-	   LANG=C @NETSTAT@ -rn -4 -6
-	   return
-	   ;;
+            # linux / iproute2? (-> if configure got a path)
+            if [ -n "@IPROUTE@" ]
+            then
+                echo "-- linux iproute2 --"
+                @IPROUTE@ addr show     | grep -v valid_lft
+                @IPROUTE@ route show
+                @IPROUTE@ -o -6 route show | grep -v ' cache' | sed -E -e 's/ expires [0-9]*sec//' -e 's/ (mtu|hoplimit|cwnd|ssthresh) [0-9]+//g' -e 's/ (rtt|rttvar) [0-9]+ms//g'
+            else
+	        echo "-- linux / ifconfig --"
+	        LANG=C @IFCONFIG@ -a |egrep  "( addr:|encap:)"
+	        LANG=C @NETSTAT@ -rn -4 -6
+            fi
+            ;;
 	FreeBSD|NetBSD|Darwin)
 	   echo "-- FreeBSD/NetBSD/Darwin [MacOS X] --"
 	   @IFCONFIG@ -a | egrep "(flags=|inet)"
 	   @NETSTAT@ -rn | awk '$3 !~ /^UHL/ { print $1,$2,$3,$NF }'
-	   return
 	   ;;
 	OpenBSD)
 	   echo "-- OpenBSD --"
 	   @IFCONFIG@ -a | egrep "(flags=|inet)" | \
 		sed -e 's/pltime [0-9]*//' -e 's/vltime [0-9]*//'
 	   @NETSTAT@ -rn | awk '$3 !~ /^UHL/ { print $1,$2,$3,$NF }'
-	   return
 	   ;;
 	SunOS)
 	   echo "-- Solaris --"
 	   @IFCONFIG@ -a | egrep "(flags=|inet)"
 	   @NETSTAT@ -rn | awk '$3 !~ /^UHL/ { print $1,$2,$3,$6 }'
-	   return
 	   ;;
 	AIX)
 	   echo "-- AIX --"
 	   @IFCONFIG@ -a | egrep "(flags=|inet)"
 	   @NETSTAT@ -rn | awk '$3 !~ /^UHL/ { print $1,$2,$3,$6 }'
-	   return
 	   ;;
+        *)
+           echo "get_ifconfig_route(): no idea how to get info on your OS (`uname -s`).  FAIL." >&2
+           exit 20
+           ;;
     esac
 
-    echo "get_ifconfig_route(): no idea how to get info on your OS.  FAIL." >&2
-    exit 20
+    # another round of per-platform information gathering, for DNS info
+    # for most of the platforms "cat /etc/resolv.conf" is good enough
+    # except Linux and MacOS
+    case $UNAME in
+	Linux)
+            if [ -x /usr/bin/resolvectl ] ; then
+                echo "-- linux resolvectl --"
+                resolvectl status
+            else
+                echo "-- linux resolv.conf --"
+                cat /etc/resolv.conf
+            fi
+            ;;
+	Darwin)
+            echo "-- MacOS scutil --dns"
+            scutil --dns
+            ;;
+        *)
+            echo "-- resolv.conf --"
+            cat /etc/resolv.conf
+            ;;
+    esac
 }
 
 # ----------------------------------------------------------