483   int status;  in TEST()  local
485   status = system("exit 0");  in TEST()
486   ASSERT_TRUE(WIFEXITED(status));  in TEST()
487   ASSERT_EQ(0, WEXITSTATUS(status));  in TEST()
489   status = system("exit 1");  in TEST()
490   ASSERT_TRUE(WIFEXITED(status));  in TEST()
491   ASSERT_EQ(1, WEXITSTATUS(status));  in TEST()
515   int status = system("-minus");  in TEST()  local
516   EXPECT_TRUE(WIFEXITED(status));  in TEST()
517   EXPECT_EQ(66, WEXITSTATUS(status));  in TEST()
522   status = pclose(fp);  in TEST()
523   EXPECT_TRUE(WIFEXITED(status));  in TEST()
524   EXPECT_EQ(66, WEXITSTATUS(status));  in TEST()