better line for net.inet.carp.log reflecing current reality;

ok mcbride@ claudio@ henning@

src/etc/sysctl.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: sysctl.conf,v 1.47 2009/06/09 11:52:54 sthen Exp $
+#	$OpenBSD: sysctl.conf,v 1.48 2010/11/26 12:24:14 otto Exp $
 #
 # This file contains a list of sysctl options the user wants set at
 # boot time.  See sysctl(3) and sysctl(8) for more information on
@@ -22,7 +22,7 @@
 #net.inet.etherip.allow=1	# 1=Enable the Ethernet-over-IP protocol
 #net.inet.tcp.ecn=1		# 1=Enable the TCP ECN extension
 #net.inet.carp.preempt=1	# 1=Enable carp(4) preemption
-#net.inet.carp.log=1		# 1=Enable logging of carp(4) packets
+#net.inet.carp.log=3		# log level of carp(4) info, default 2
 #ddb.panic=0			# 0=Do not drop into ddb on a kernel panic
 #ddb.console=1			# 1=Permit entry of ddb from the console
 #fs.posix.setuid=0		# 0=Traditional BSD chown() semantics