From 3c63fe7aa2f77883d634086c9766a34eb81f3020 Mon Sep 17 00:00:00 2001
From: Michal Meloun <mmel@FreeBSD.org>
Date: Thu, 16 Mar 2017 13:01:23 +0000
Subject: [PATCH] Unbreak traceroute on system built without CAPSICUM

---
 contrib/traceroute/traceroute.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/contrib/traceroute/traceroute.c b/contrib/traceroute/traceroute.c
index 158ecd69ad8b..a007d48d9dde 100644
--- a/contrib/traceroute/traceroute.c
+++ b/contrib/traceroute/traceroute.c
@@ -1023,8 +1023,13 @@ main(int argc, char **argv)
 	 * We must connect(2) our socket before this point.
 	 */
 	if (cansandbox && cap_enter() < 0) {
-		Fprintf(stderr, "%s: cap_enter: %s\n", prog, strerror(errno));
-		exit(1);
+		if (errno != ENOSYS) {
+			Fprintf(stderr, "%s: cap_enter: %s\n", prog,
+			    strerror(errno));
+			exit(1);
+		} else {
+			cansandbox = false;
+		}
 	}
 
 	cap_rights_init(&rights, CAP_SEND, CAP_SETSOCKOPT);