rr_next 1570 src/ftdm_io.c i = rr_next(group->last_used_index, 0, group->chan_count - 1, direction); rr_next 1602 src/ftdm_io.c i = rr_next(i, 0, group->chan_count - 1, direction); rr_next 1693 src/ftdm_io.c i = rr_next(span->last_used_index, 1, span->chan_count, direction); rr_next 1735 src/ftdm_io.c i = rr_next(i, 1, span->chan_count, direction);