281 static float	dot_clock;  variable
388 		dot_clock = wpm / 2.4;		/* dots/sec */  in main()
389 		dot_clock = 1 / dot_clock;	/* duration of a dot */  in main()
390 		dot_clock = dot_clock / 2;	/* dot_clock runs at twice */  in main()
392 		dot_clock = dot_clock * 100;	/* scale for ioctl */  in main()
519 			sound.duration = dot_clock;  in play()
523 			sound.duration = dot_clock * DASH_LEN;  in play()
538 		sound.duration = dot_clock;  in play()
559 			duration = dot_clock;  in ttyout()
563 			duration = dot_clock * DASH_LEN;  in ttyout()
584 		duration = dot_clock * 10000;  in ttyout()