MFC 1.7->1.8: permit icmp6 type <= 256 (was 32).
MFC 1.22->1.23: When ip6_fw_ctl() or soopt_mcopyout() return without success,
don't free mbuf.  It is already freed by these routins.
MFC 1.1->1.2: Room to hold rules should be dynamically allocated.
MFC: avoid conflicting #define symbol (s/FW_IFNLEN/IP6&/).

	sbin/ip6fw/ip6fw.c:	1.2->1.3
	sys/netinet6/ip6_fw.c:	1.8->1.9
	sys/netinet6/ip6_fw.h:	1.8->1.9
MFC 1.4->1.5: on in6_ifdetach(), do not remove default route mistakenly
MFC 1.87->1.88: Mention about rtadvd_interfaces.  It should be
specified if you want use rtadvd.
MFC 1.15->1.16
- Don't try to send RA to lo0, gifN and faithN.
- ipv6_network_interfaces has all available interfaces to work for
  static configuration even if the host is end host.  When rtsol is
  invoked, singleness of interface is checked.
MFC 1.5->1.6: zero-cleared allocated prefix information when configured.
MFC 1.116->1.117: Export cp_time ("CPU time statistics") using SYSCTL_OPAQUE.

Approved by:	rwatson
MFC: Add mibs to hold the number of forks since boot.  New mibs are:

	vm.stats.vm.v_forks
	vm.stats.vm.v_vforks
	vm.stats.vm.v_rforks
	vm.stats.vm.v_kthreads
	vm.stats.vm.v_forkpages
	vm.stats.vm.v_vforkpages
	vm.stats.vm.v_rforkpages
	vm.stats.vm.v_kthreadpages

	sys/kern/kern_fork.c:		1.92->1.93
	sys/sys/vmmeter.h:		1.21->1.22
	sys/vm/vm_meter.c:		1.43->1.44
	usr.bin/vmstat/vmstat.c:	1.41->1.42
MFC 1.29->1.30
- __ivaliduser_sa() was introduced for IPv6 support to lpd
- iruserok_sa() and __ivaliduser_af() were re-organized to use
  __ivaliduser_sa()
- __icheckhost() was re-written to use getaddrinfo() instead of
  getipnodebyname()
- better handling of multiple destination addresses in rcmd()
MFC: IPv6 support for lpr.

	usr.sbin/lpr/Makefile.inc:		1.5->1.6
	usr.sbin/lpr/common_source/lp.h:	1.13->1.14
	usr.sbin/lpr/common_source/net.c:	1.4->1.5
	usr.sbin/lpr/lpd/lpd.8:			1.16->1.17
	usr.sbin/lpr/lpd/lpd.c			1.17->1.18
MFC: IPv6 support for syslogd.

	usr.sbin/syslogd/Makefile:	1.3->1.4
	usr.sbin/syslogd/syslogd.8:	1.28->1.30
	usr.sbin/syslogd/syslogd.c:	1.73->1.74
MFC: IPv6 support for logger.

	usr.bin/logger/Makefile:	1.1->1.2
	usr.bin/logger/logger.1:	1.6->1.8
	usr.bin/logger/logger.c:	1.6->1.7
MFC: Format string paranoia (part of r1.3)

Approved by:	n_hibma
MFC: example showing how to configure a node from the command line.
MFC:	Mention CVSROOT for successful make releases.
MFC: Remove freelists managed by Balloc/Bfree.  Change __dtoa internal API.

PR:		15070
not needed anymore.
Not needed anymore, this file is now in the main directory