struct chan_call *next; /* link to next call instance */
int state; /* current call state CHAN_LCR_STATE */
unsigned int ref; /* callref for this channel */
+ int ref_was_assigned;
void *ast; /* current asterisk channel */
int pbx_started;
/* indicates if pbx que is available */
/* shall dtmf be enabled */
int no_dtmf;
/* dtmf disabled by option */
+ int inband_dtmf; /* generate dtmf tones, if
+ requested by asterisk */
int rebuffer; /* send only 160 bytes frames
to asterisk */
int on_hold; /* track hold management, since