Index: tests/OFIPXSocketTests.m
==================================================================
--- tests/OFIPXSocketTests.m
+++ tests/OFIPXSocketTests.m
@@ -29,10 +29,11 @@
 	OFIPXSocket *sock;
 	OFSocketAddress address1, address2;
 	OFDictionary *networkInterfaces;
 	char buffer[5];
 	unsigned char node1[IPX_NODE_LEN], node2[IPX_NODE_LEN];
+	unsigned char node[IPX_NODE_LEN];
 
 	TEST(@"+[socket]", (sock = [OFIPXSocket socket]))
 
 	@try {
 		TEST(@"-[bindToNetwork:node:port:packetType:]",
@@ -71,20 +72,30 @@
 	for (OFString *name in networkInterfaces) {
 		OFNetworkInterface interface = [networkInterfaces
 		    objectForKey: name];
 		OFData *addresses = [interface
 		    objectForKey: OFNetworkInterfaceIPXAddresses];
-		unsigned char node[IPX_NODE_LEN];
 
 		if (addresses.count == 0)
 			continue;
 
 		OFSocketAddressSetIPXNetwork(&address1,
 		    OFSocketAddressIPXNetwork([addresses itemAtIndex: 0]));
 		OFSocketAddressGetIPXNode([addresses itemAtIndex: 0], node);
 		OFSocketAddressSetIPXNode(&address1, node);
 	}
+
+	OFSocketAddressGetIPXNode(&address1, node);
+	if (OFSocketAddressIPXNetwork(&address1) == 0 &&
+	    memcmp(node, zeroNode, 6) == 0) {
+		[OFStdOut setForegroundColor: [OFColor lime]];
+		[OFStdOut writeLine:
+		    @"[OFIPXSocket] -[sendBuffer:length:receiver:]: "
+		    @"Could not determine own address, skipping tests"];
+		objc_autoreleasePoolPop(pool);
+		return;
+	}
 
 	TEST(@"-[sendBuffer:length:receiver:]",
 	    R([sock sendBuffer: "Hello" length: 5 receiver: &address1]))
 
 	TEST(@"-[receiveIntoBuffer:length:sender:]",