span_index 237 src/ftdm_io.c uint32_t span_index; span_index 805 src/ftdm_io.c if (globals.span_index < FTDM_MAX_SPANS_INTERFACE) { span_index 814 src/ftdm_io.c new_span->span_id = ++globals.span_index; span_index 5733 src/ftdm_io.c globals.span_index = 0;