durations 53 src/testtones.c int32_t durations[] = {274, 274, 380, 0}; durations 63 src/testtones.c for (j = 0; tones[j] && durations[j]; j++) { durations 67 src/testtones.c for(i = 0; (i < durations[j] * rate / 1000) && len != 0; i++) {