Hi Pekka,
+ /*
+ * Release active, alerting, dialing, or incoming calls
+ * and answer the waiting call.
+ */
This actually only affects active calls. On AT modems you cannot have
waiting calls when dialing / alerting. Dialing / Alerting / Incoming
are also never affected by any CHLD commands.
I pushed my own patch with the updated documentation. Let me know if I
missed something.
Regards,
-Denis