--- lib/roken/socket.c.orig	Wed Jul 26 23:41:06 2000
+++ lib/roken/socket.c	Fri Nov  3 11:56:34 2000
@@ -222,6 +222,31 @@
 }
 
 /*
+ * Set the range of ports to use when binding with port = 0.
+ */
+void
+socket_set_portrange (int sock, int restrict, int af)
+{
+#if defined(IP_PORTRANGE)
+	if (af == AF_INET) {
+		int on = restrict ? IP_PORTRANGE_HIGH : IP_PORTRANGE_DEFAULT;
+		if (setsockopt (sock, IPPROTO_IP, IP_PORTRANGE, &on,
+		    sizeof(on)) < 0)
+			warn ("setsockopt IP_PORTRANGE (ignored)");
+	}
+#endif
+#if defined(IPV6_PORTRANGE)
+	if (af == AF_INET6) {
+		int on = restrict ? IPV6_PORTRANGE_HIGH : 
+		    IPV6_PORTRANGE_DEFAULT;
+		if (setsockopt (sock, IPPROTO_IPV6, IPV6_PORTRANGE, &on,
+		    sizeof(on)) < 0)
+			warn ("setsockopt IPV6_PORTRANGE (ignored)");
+	}
+#endif
+}
+	
+/*
  * Enable debug on `sock'.
  */