scc

 1/*
 2output:
 3testing
 4difftime=1
 5done
 6end:
 7*/
 8#include <stdio.h>
 9#include <time.h>
10
11int
12main(void)
13{
14	time_t t1, t2;
15	clock_t k1, k2;
16
17	t1 = time(NULL);
18	puts("testing");
19
20	for (k1 = k2 = clock(); (k2 - k1) / CLOCKS_PER_SEC < 1; k2 = clock())
21		;
22	t2 = time(NULL);
23	printf("difftime=%d\n",  difftime(t2, t1) >= 1);
24
25	puts("done");
26
27	return 0;
28}