Fix ackcall problem for Zaptel channels

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4417 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_agent.c b/channels/chan_agent.c
index 9dc0ce7a6d954ab81eab294eee33fe4eafd0b69f..63fb7ce712b53c935985c2112d015625cff56793 100755 (executable)
--- 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) {