Author: Joel Rosdahl
Last-Update: 2015-05-10
Bug-Debian: https://bugs.debian.org/456239.

Index: tcputils/ip/tcp_open.c
===================================================================
--- tcputils.orig/ip/tcp_open.c	2015-05-10 18:48:56.583414290 +0200
+++ tcputils/ip/tcp_open.c	2015-05-10 18:48:56.579414583 +0200
@@ -65,7 +65,7 @@
 
     /* Check for numerical IP address */
     server.sin_addr.s_addr = inet_addr(remote_host);
-    if (server.sin_addr.s_addr != (unsigned long)-1)
+    if (server.sin_addr.s_addr != INADDR_NONE)
     {
 	if (connect(s, (struct sockaddr*)&server, sizeof server) < 0)
 	    ERRORRET(-1);