Index: uspace/srv/net/tcp/ncsim.c
===================================================================
--- uspace/srv/net/tcp/ncsim.c	(revision 1d6dd2a62370f8442aef510558ad86b6439e6653)
+++ uspace/srv/net/tcp/ncsim.c	(revision dbbbe75bd08614d9daa864a503fb5eb1c8b8d62e)
@@ -81,5 +81,5 @@
 	return;
 
-	if (0 /*random() % 4 == 3*/) {
+	if (0 /*rand() % 4 == 3*/) {
 		/* Drop segment */
 		log_msg(LOG_DEFAULT, LVL_ERROR, "NCSim dropping segment");
@@ -94,5 +94,5 @@
 	}
 
-	sqe->delay = random() % (1000 * 1000);
+	sqe->delay = rand() % (1000 * 1000);
 	sqe->epp = *epp;
 	sqe->seg = seg;