/* update the params array */
event->params = talloc_realloc(event, event->params,
struct param, ++event->n_params);
param = &event->params[event->n_params - 1];
/* update the params array */
event->params = talloc_realloc(event, event->params,
struct param, ++event->n_params);
param = &event->params[event->n_params - 1];