File 0006-ignore_ipv6_on_transport_check.patch of Package pjproject

From d8cbda261c7cebec8251742b1e383b69614951c5 Mon Sep 17 00:00:00 2001
From: jrun <darwinskernel@gmail.com>
Date: Thu, 20 Feb 2020 13:37:23 -0500
Subject: [PATCH 6/9] ignore_ipv6_on_transport_check

---
 pjsip/src/pjsip/sip_transport.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pjsip/src/pjsip/sip_transport.c b/pjsip/src/pjsip/sip_transport.c
index e19b90fee..62a21526c 100644
--- a/pjsip/src/pjsip/sip_transport.c
+++ b/pjsip/src/pjsip/sip_transport.c
@@ -2248,7 +2248,10 @@ PJ_DEF(pj_status_t) pjsip_tpmgr_acquire_transport2(pjsip_tpmgr *mgr,
 	pjsip_transport *seltp = sel->u.transport;
 
 	/* See if the transport is (not) suitable */
-	if (seltp->key.type != type) {
+	pjsip_transport_type_e type_no_ipv6 = type % PJSIP_TRANSPORT_IPV6;
+	pjsip_transport_type_e key_type_no_ipv6 = seltp->key.type %
+	    PJSIP_TRANSPORT_IPV6;
+	if (type_no_ipv6 != key_type_no_ipv6) {
 	    pj_lock_release(mgr->lock);
 	    TRACE_((THIS_FILE, "Transport type in tpsel not matched"));
 	    return PJSIP_ETPNOTSUITABLE;
-- 
2.24.1