$OpenBSD: patch-nettest_bsd_c,v 1.1 2008/09/17 12:39:17 markus Exp $
--- nettest_bsd.c.orig	Wed Sep  3 20:35:56 2008
+++ nettest_bsd.c	Wed Sep  3 20:36:04 2008
@@ -4885,6 +4885,24 @@ recv_udp_stream()
     send_response();
     exit(1);
   }
+
+  if (!udp_stream_request->ipaddress && !udp_stream_request->port) {
+    struct sockaddr_in temp;
+
+    bzero(&temp,sizeof(temp));
+    temp.sin_port = 0;
+    temp.sin_family = AF_INET;
+    temp.sin_addr.s_addr = 0;
+    if (bind(s_data,
+	     (struct sockaddr *)&temp,
+	     sizeof(struct sockaddr_in)) < 0) {
+      fprintf(where,
+	      "netperf: recv_udp_stream: data socket bind failed errno %d\n",
+	      errno);
+      fprintf(where," port: %d\n",ntohs(temp.sin_port));
+      fflush(where);
+    }
+  }
   
   udp_stream_response->test_length = udp_stream_request->test_length;