From 39888f6b5683e6235630591e201a13f93bea00fd Mon Sep 17 00:00:00 2001
From: hrs <hrs@FreeBSD.org>
Date: Thu, 9 Oct 2014 23:45:26 +0000
Subject: MFC r271545, 271610:   Make net.inet.ip.sourceroute,
 net.inet.ip.accept_sourceroute, and   net.inet.ip.process_options vnet-aware.

---
 etc/rc.subr | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'etc/rc.subr')

diff --git a/etc/rc.subr b/etc/rc.subr
index ff4e898..97b631f 100644
--- a/etc/rc.subr
+++ b/etc/rc.subr
@@ -1966,6 +1966,22 @@ check_required_after()
 	return 0
 }
 
+# check_jail mib
+#	Return true if security.jail.$mib exists and set to 1.
+
+check_jail()
+{
+	local _mib _v
+
+	_mib=$1
+	if _v=$(${SYSCTL_N} "security.jail.$_mib" 2> /dev/null); then
+		case $_v in
+		1)	return 0;;
+		esac
+	fi
+	return 1
+}
+
 # check_kern_features mib
 #	Return existence of kern.features.* sysctl MIB as true or
 #	false.  The result will be cached in $_rc_cache_kern_features_
-- 
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