From e245ef4b0d9ed20f4c8fcd47be69d5a30d70e0fd Mon Sep 17 00:00:00 2001
From: Jim Dixon <telesistant@hotmail.com>
Date: Fri, 10 Dec 2004 13:45:11 +0000
Subject: [PATCH] Fix ackcall problem for Zaptel channels

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4417 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 channels/chan_agent.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/channels/chan_agent.c b/channels/chan_agent.c
index 9dc0ce7a6d..63fb7ce712 100755
--- a/channels/chan_agent.c
+++ b/channels/chan_agent.c
@@ -353,6 +353,14 @@ static struct ast_frame  *agent_read(struct ast_channel *ast)
 			p->acknowledged = 0;
 		}
 	}
+	if ((!strncmp(p->chan->name,"Zap",3)) && (!p->ackcall) && (!p->acknowledged))
+        {
+
+                p->acknowledged = 1;
+                f = &answer_frame;
+                if (p->chan)
+                        p->chan->_bridge = ast;
+        }
 	if (f && (f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_ANSWER)) {
 /* TC */
 		if (p->ackcall) {