test_file_read
ATF_REQUIRE(test_file_read(fd) == 0);
ATF_REQUIRE(test_file_read(fd) == ENOTCAPABLE);
ATF_REQUIRE(test_file_read(fd) == 0);
ATF_REQUIRE(test_file_read(fd) == 0);
ATF_REQUIRE(test_file_read(fd) == 0);
ATF_REQUIRE(test_file_read(fd) == 0);