--- Libc/Libc-1725.40.4/tests/dir.c
+++ /dev/null
@@ -1,258 +0,0 @@
-#include <dirent.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <unistd.h>
-
-#include <darwintest.h>
-#include <darwintest_utils.h>
-
-T_DECL(seekdir_basic, "seekdir")
-{
-	const char *path = dt_tmpdir();
-	// make sure there are a couple of entries in the dir aside from . and ..
-	int fd = open(path, O_RDONLY | O_DIRECTORY);
-	openat(fd, "a", O_CREAT | O_WRONLY, 0600);
-	openat(fd, "b", O_CREAT | O_WRONLY, 0600);
-	openat(fd, "c", O_CREAT | O_WRONLY, 0600);
-
-	DIR *dirp = fdopendir(fd);
-	struct dirent *entry = NULL;
-
-	T_ASSERT_NOTNULL(dirp, NULL);
-
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL); // .
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL); // ..
-
-	// we can get any entry -- no ordering
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	// remember position for the second entry
-	long second_pos = telldir(dirp);
-	// read the second entry
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	char *second_name = strdup(entry->d_name);
-	T_ASSERT_NOTNULL(second_name, NULL);
-	// read the third entry
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-
-	// go back to the second entry and read it
-	seekdir(dirp, second_pos);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-
-	// make sure the name matches the old copy
-	T_ASSERT_EQ_STR(second_name, entry->d_name, NULL);
-
-	// return to 2nd once again, reinitializing second_pos and re-reading
-	seekdir(dirp, second_pos);
-	second_pos = telldir(dirp);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-
-	// make sure the name matches the old copy
-	T_ASSERT_EQ_STR(second_name, entry->d_name, NULL);
-
-	// verify that last pos
-	seekdir(dirp, second_pos);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_EQ_STR(second_name, entry->d_name, NULL);
-
-	free(second_name);
-	T_ASSERT_POSIX_ZERO(closedir(dirp), NULL);
-}
-
-T_DECL(readdir, "readdir")
-{
-	const char *path = dt_tmpdir();
-	int fd = open(path, O_RDONLY | O_DIRECTORY);
-	openat(fd, "foobarbaz", O_CREAT | O_WRONLY, 0600);
-
-	DIR *dirp = fdopendir(fd);
-	T_ASSERT_NOTNULL(dirp, NULL);
-
-	struct dirent *entry = NULL;
-	while ((entry = readdir(dirp)) != NULL) {
-		if (strcmp(entry->d_name, "foobarbaz")) {
-			break;
-		}
-	}
-
-	T_ASSERT_NOTNULL(entry, "found the entry");
-
-	T_ASSERT_POSIX_ZERO(closedir(dirp), NULL);
-}
-
-T_DECL(tell_seek_tell, "tell-seek-tell returns the same location")
-{
-	// http://pubs.opengroup.org/onlinepubs/009695399/functions/telldir.html
-	// If the most recent operation on the directory stream was a seekdir(),
-	// the directory position returned from the telldir() shall be the same as
-	// that supplied as a loc argument for seekdir().
-
-	const char *path = dt_tmpdir();
-	// make sure there are a couple of entries in the dir aside from . and ..
-	{
-		int fd = open(path, O_RDONLY | O_DIRECTORY);
-		openat(fd, "a", O_CREAT | O_WRONLY, 0600);
-		openat(fd, "b", O_CREAT | O_WRONLY, 0600);
-		openat(fd, "c", O_CREAT | O_WRONLY, 0600);
-		close(fd);
-	}
-
-	DIR *dirp = opendir(path);
-	T_ASSERT_NOTNULL(dirp, NULL);
-	struct dirent *entry = NULL;
-
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	long pos1 = telldir(dirp);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	seekdir(dirp, pos1);
-	long pos2 = telldir(dirp);
-
-	T_ASSERT_EQ(pos1, pos2, NULL);
-
-	T_ASSERT_POSIX_ZERO(closedir(dirp), NULL);
-}
-
-T_DECL(rewinddir, "rewinddir")
-{
-	const char *path = dt_tmpdir();
-	// make sure there are a couple of entries in the dir aside from . and ..
-	{
-		int fd = open(path, O_RDONLY | O_DIRECTORY);
-		openat(fd, "a", O_CREAT | O_WRONLY, 0600);
-		openat(fd, "b", O_CREAT | O_WRONLY, 0600);
-		openat(fd, "c", O_CREAT | O_WRONLY, 0600);
-		close(fd);
-	}
-
-	DIR *dirp = opendir(path);
-	T_ASSERT_NOTNULL(dirp, NULL);
-	struct dirent *entry = NULL;
-
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	char *third_name = strdup(entry->d_name);
-
-	rewinddir(dirp);
-
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-
-	T_ASSERT_EQ_STR(third_name, entry->d_name, NULL);
-
-	free(third_name);
-	T_ASSERT_POSIX_ZERO(closedir(dirp), NULL);
-}
-
-
-T_DECL(rewinddir_dup, "rewinddir dup")
-{
-	// An older implementation of rewinddir failed to seek the fd which was
-	// passed to fdopendir()
-
-	const char *path = dt_tmpdir();
-	// make sure there are a couple of entries in the dir aside from . and ..
-	int fd = open(path, O_RDONLY | O_DIRECTORY);
-	openat(fd, "a", O_CREAT | O_WRONLY, 0600);
-	openat(fd, "b", O_CREAT | O_WRONLY, 0600);
-	openat(fd, "c", O_CREAT | O_WRONLY, 0600);
-
-	// prep an fd with a non-zero seek
-	DIR *dirp = fdopendir(fd);
-	T_ASSERT_NOTNULL(dirp, NULL);
-	struct dirent *entry = NULL;
-
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-
-	// remember the entry name and dup the fd
-	char *third_name = strdup(entry->d_name);
-	int fd2 = dup(fd);
-
-	T_ASSERT_POSIX_ZERO(closedir(dirp), NULL);
-
-	dirp = fdopendir(fd2);
-	// rewind back to 0
-	rewinddir(dirp);
-
-	T_ASSERT_NOTNULL(dirp, NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-	T_ASSERT_NOTNULL(entry = readdir(dirp), NULL);
-
-	T_ASSERT_EQ_STR(third_name, entry->d_name, NULL);
-
-	free(third_name);
-	T_ASSERT_POSIX_ZERO(closedir(dirp), NULL);
-}
-
-static int
-_select_abc(const struct dirent *entry)
-{
-	return strcmp(entry->d_name, "a") == 0 ||
-			strcmp(entry->d_name, "b") == 0 ||
-			strcmp(entry->d_name, "c") == 0;
-}
-
-T_DECL(scandir, "scandir")
-{
-	const char *path = dt_tmpdir();
-	{
-		int fd = open(path, O_RDONLY | O_DIRECTORY);
-		openat(fd, "a", O_CREAT | O_WRONLY, 0600);
-		openat(fd, "b", O_CREAT | O_WRONLY, 0600);
-		openat(fd, "c", O_CREAT | O_WRONLY, 0600);
-		close(fd);
-	}
-
-	struct dirent **entries = NULL;
-	int found = scandir(path, &entries, _select_abc, alphasort);
-
-	T_ASSERT_EQ(found, 3, NULL);
-
-	T_ASSERT_EQ_STR(entries[0]->d_name, "a", NULL);
-	T_ASSERT_EQ_STR(entries[1]->d_name, "b", NULL);
-	T_ASSERT_EQ_STR(entries[2]->d_name, "c", NULL);
-
-	free(entries[0]);
-	free(entries[1]);
-	free(entries[2]);
-	free(entries);
-}
-
-T_DECL(scandir_b, "scandir_b")
-{
-	const char *path = dt_tmpdir();
-	{
-		int fd = open(path, O_RDONLY | O_DIRECTORY);
-		openat(fd, "a", O_CREAT | O_WRONLY, 0600);
-		openat(fd, "b", O_CREAT | O_WRONLY, 0600);
-		openat(fd, "c", O_CREAT | O_WRONLY, 0600);
-		close(fd);
-	}
-
-	const struct dirent **entries = NULL;
-	int found = scandir_b(path, &entries,
-			^(const struct dirent *entry) {
-				return strcmp(entry->d_name, "a") == 0 ||
-						strcmp(entry->d_name, "b") == 0 ||
-						strcmp(entry->d_name, "c") == 0;
-			},
-			^(const struct dirent **d1, const struct dirent **d2) {
-				return strcoll((*d1)->d_name, (*d2)->d_name);
-			});
-
-	T_ASSERT_EQ(found, 3, NULL);
-
-	T_ASSERT_EQ_STR(entries[0]->d_name, "a", NULL);
-	T_ASSERT_EQ_STR(entries[1]->d_name, "b", NULL);
-	T_ASSERT_EQ_STR(entries[2]->d_name, "c", NULL);
-
-	free(entries[0]);
-	free(entries[1]);
-	free(entries[2]);
-	free(entries);
-}