NetBSD re-synchronization of the source tree

This brings our tree to NetBSD 7.0, as found on -current on the
10-10-2015.

This updates:
 - LLVM to 3.6.1
 - GCC to GCC 5.1
 - Replace minix/commands/zdump with usr.bin/zdump
 - external/bsd/libelf has moved to /external/bsd/elftoolchain/
 - Import ctwm
 - Drop sprintf from libminc

Change-Id: I149836ac18e9326be9353958bab9b266efb056f0

lib/libc/stdlib/random.3

@@ -1,4 +1,4 @@
-.\"	$NetBSD: random.3,v 1.20 2011/10/15 21:35:49 rmind Exp $
+.\"	$NetBSD: random.3,v 1.21 2014/06/12 18:46:12 christos Exp $
 .\"
 .\" Copyright (c) 1983, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -29,7 +29,7 @@
 .\"
 .\"     from: @(#)random.3	8.1 (Berkeley) 6/4/93
 .\"
-.Dd October 15, 2011
+.Dd June 12, 2014
 .Dt RANDOM 3
 .Os
 .Sh NAME
@@ -45,9 +45,9 @@
 .Ft long
 .Fn random void
 .Ft void
-.Fn srandom "unsigned long seed"
+.Fn srandom "unsigned int seed"
 .Ft char *
-.Fn initstate "unsigned long seed" "char *state" "size_t n"
+.Fn initstate "unsigned int seed" "char *state" "size_t n"
 .Ft char *
 .Fn setstate "char *state"
 .Sh DESCRIPTION