print elapsed and expected times.

nsprpub/pr/tests/initclk.c

@@ -82,6 +82,8 @@ int main()
         printf("FAIL\n");
         exit(1);
     }
+	printf("Elapsed time: %u ms, expected time: %u ms\n",
+               LONG_TIMEOUT, elapsed_ms);
     printf("PASS\n");
     return 0;
 }