66 struct timeval clk;  variable
139 	if (gettimeofday(&clk, 0) == -1) {  in main()
142 	prev_clk = clk;  in main()
143 	epoch = clk;  in main()
344 	srandom((int)(clk.tv_sec ^ clk.tv_usec ^ getpid()));  in main()
425 		prev_clk = clk;  in main()
426 		if (gettimeofday(&clk, 0) == -1) {  in main()
430 		if (prev_clk.tv_sec == clk.tv_sec &&  in main()
431 		    prev_clk.tv_usec == clk.tv_usec+usec_fudge) {  in main()
439 			clk.tv_usec += ++usec_fudge;  in main()
446 			timevalsub(&result, &clk, &prev_clk);  in main()
460 		timevalsub(&now, &clk, &epoch);  in main()