show that net.inet.etherip.allow can be set here; pr 3972 ckuethe

src/etc/sysctl.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: sysctl.conf,v 1.34 2005/03/26 16:06:46 deraadt Exp $
+#	$OpenBSD: sysctl.conf,v 1.35 2005/04/01 04:11:55 deraadt 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
@@ -13,6 +13,7 @@
 #net.inet.ah.enable=0		# 0=Disable the AH IPsec protocol
 #net.inet.esp.udpencap=0	# 0=Disable ESP-in-UDP encapsulation
 #net.inet.ipcomp.enable=1	# 1=Enable the IPCOMP protocol
+#net.inet.etherip.allow=1	# 1=Enable the Ethernet-over-IP protocol
 #net.inet.tcp.ecn=1		# 1=Enable the TCP ECN extension
 #ddb.panic=0			# 0=Do not drop into ddb on a kernel panic
 #ddb.console=1			# 1=Permit entry of ddb from the console