--- src/client.c.orig	Mon Jun 16 13:28:43 2014
+++ src/client.c	Thu Jun 19 15:16:45 2014
@@ -121,11 +121,11 @@ client_init()
 	b64u = get_base64u_encoder();
 	b128 = get_base128_encoder();
 	dataenc = get_base32_encoder();
-	rand_seed = ((unsigned int) rand()) & 0xFFFF;
+	rand_seed = ((unsigned int) arc4random()) & 0xFFFF;
 	send_ping_soon = 1;	/* send ping immediately after startup */
 	conn = CONN_DNS_NULL;
 
-	chunkid = ((unsigned int) rand()) & 0xFFFF;
+	chunkid = ((unsigned int) arc4random()) & 0xFFFF;
 	chunkid_prev = 0;
 	chunkid_prev2 = 0;