citer 3751 src/ftdm_io.c ftdm_iterator_t *citer = NULL; citer 3766 src/ftdm_io.c citer = ftdm_span_get_chan_iterator(span, NULL); citer 3767 src/ftdm_io.c if (!citer) { citer 3770 src/ftdm_io.c for (curr = citer ; curr; curr = ftdm_iterator_next(curr)) { citer 3784 src/ftdm_io.c ftdm_iterator_free(citer);