Recorded merge of revisions 80844-80845 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r80844 | victor.stinner | 2010-05-06 01:33:33 +0200 (jeu., 06 mai 2010) | 5 lines

  Untabify Modules/posixmodule.c

  Run Antoine Pitrou "untabify" script + manual editions (OS/2 and some
  continuation lines).
........
  r80845 | victor.stinner | 2010-05-06 02:03:44 +0200 (jeu., 06 mai 2010) | 4 lines

  Untabify Modules/posixmodule.c (2)

  Fix some more functions by hand
........

I rewrote the patch for py3k from scratch using untabify + manual editions

1 files changed, 3872 insertions, 3871 deletions

diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 8835b0c..ac866d7 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -15,7 +15,7 @@
 
 #ifdef __APPLE__
    /*
-    * Step 1 of support for weak-linking a number of symbols existing on 
+    * Step 1 of support for weak-linking a number of symbols existing on
     * OSX 10.4 and later, see the comment in the #ifdef __APPLE__ block
     * at the end of this file for more information.
     */
@@ -69,7 +69,7 @@ corresponding Unix manual entries for more information on calls.");
 #endif /* HAVE_SYS_STAT_H */
 
 #ifdef HAVE_SYS_WAIT_H
-#include <sys/wait.h>		/* For WNOHANG */
+#include <sys/wait.h>           /* For WNOHANG */
 #endif
 
 #ifdef HAVE_SIGNAL_H
@@ -101,41 +101,41 @@ corresponding Unix manual entries for more information on calls.");
 #if defined(PYCC_VACPP) && defined(PYOS_OS2)
 #include <process.h>
 #else
-#if defined(__WATCOMC__) && !defined(__QNX__)		/* Watcom compiler */
+#if defined(__WATCOMC__) && !defined(__QNX__)           /* Watcom compiler */
 #define HAVE_GETCWD     1
 #define HAVE_OPENDIR    1
-#define HAVE_SYSTEM	1
+#define HAVE_SYSTEM     1
 #if defined(__OS2__)
 #define HAVE_EXECV      1
 #define HAVE_WAIT       1
 #endif
 #include <process.h>
 #else
-#ifdef __BORLANDC__		/* Borland compiler */
+#ifdef __BORLANDC__             /* Borland compiler */
 #define HAVE_EXECV      1
 #define HAVE_GETCWD     1
 #define HAVE_OPENDIR    1
 #define HAVE_PIPE       1
-#define HAVE_SYSTEM	1
+#define HAVE_SYSTEM     1
 #define HAVE_WAIT       1
 #else
-#ifdef _MSC_VER		/* Microsoft compiler */
+#ifdef _MSC_VER         /* Microsoft compiler */
 #define HAVE_GETCWD     1
-#define HAVE_SPAWNV	1
+#define HAVE_SPAWNV     1
 #define HAVE_EXECV      1
 #define HAVE_PIPE       1
-#define HAVE_SYSTEM	1
-#define HAVE_CWAIT	1
-#define HAVE_FSYNC	1
+#define HAVE_SYSTEM     1
+#define HAVE_CWAIT      1
+#define HAVE_FSYNC      1
 #define fsync _commit
 #else
 #if defined(PYOS_OS2) && defined(PYCC_GCC) || defined(__VMS)
 /* Everything needed is defined in PC/os2emx/pyconfig.h or vms/pyconfig.h */
-#else			/* all other compilers */
+#else                   /* all other compilers */
 /* Unix functions that the configure script doesn't check for */
 #define HAVE_EXECV      1
 #define HAVE_FORK       1
-#if defined(__USLC__) && defined(__SCO_VERSION__)	/* SCO UDK Compiler */
+#if defined(__USLC__) && defined(__SCO_VERSION__)       /* SCO UDK Compiler */
 #define HAVE_FORK1      1
 #endif
 #define HAVE_GETCWD     1
@@ -147,9 +147,9 @@ corresponding Unix manual entries for more information on calls.");
 #define HAVE_KILL       1
 #define HAVE_OPENDIR    1
 #define HAVE_PIPE       1
-#define HAVE_SYSTEM	1
+#define HAVE_SYSTEM     1
 #define HAVE_WAIT       1
-#define HAVE_TTYNAME	1
+#define HAVE_TTYNAME    1
 #endif  /* PYOS_OS2 && PYCC_GCC && __VMS */
 #endif  /* _MSC_VER */
 #endif  /* __BORLANDC__ */
@@ -265,7 +265,7 @@ extern int lstat(const char *, struct stat *);
 #include "osdefs.h"
 #include <malloc.h>
 #include <windows.h>
-#include <shellapi.h>	/* for ShellExecute() */
+#include <shellapi.h>   /* for ShellExecute() */
 #endif /* _MSC_VER */
 
 #if defined(PYCC_VACPP) && defined(PYOS_OS2)
@@ -312,13 +312,13 @@ extern int lstat(const char *, struct stat *);
 /* choose the appropriate stat and fstat functions and return structs */
 #undef STAT
 #if defined(MS_WIN64) || defined(MS_WINDOWS)
-#	define STAT win32_stat
-#	define FSTAT win32_fstat
-#	define STRUCT_STAT struct win32_stat
+#       define STAT win32_stat
+#       define FSTAT win32_fstat
+#       define STRUCT_STAT struct win32_stat
 #else
-#	define STAT stat
-#	define FSTAT fstat
-#	define STRUCT_STAT struct stat
+#       define STAT stat
+#       define FSTAT fstat
+#       define STRUCT_STAT struct stat
 #endif
 
 #if defined(MAJOR_IN_MKDEV)
@@ -345,7 +345,7 @@ extern int lstat(const char *, struct stat *);
  * as a fd and should merely raise a python exception on error.
  * The Microsoft CRT doesn't provide an official way to check for the
  * validity of a file descriptor, but we can emulate its internal behaviour
- * by using the exported __pinfo data member and knowledge of the 
+ * by using the exported __pinfo data member and knowledge of the
  * internal structures involved.
  * The structures below must be updated for each version of visual studio
  * according to the file internal.h in the CRT source, until MS comes
@@ -357,8 +357,8 @@ extern int lstat(const char *, struct stat *);
  * Only the first items must be present.
  */
 typedef struct {
-        intptr_t osfhnd;
-        char osfile;
+    intptr_t osfhnd;
+    char osfile;
 } my_ioinfo;
 
 extern __declspec(dllimport) char * __pioinfo[];
@@ -373,52 +373,52 @@ extern __declspec(dllimport) char * __pioinfo[];
 int
 _PyVerify_fd(int fd)
 {
-	const int i1 = fd >> IOINFO_L2E;
-	const int i2 = fd & ((1 << IOINFO_L2E) - 1);
-    
-	static int sizeof_ioinfo = 0;
-
-	/* Determine the actual size of the ioinfo structure, 
-	 * as used by the CRT loaded in memory
-	 */
-	if (sizeof_ioinfo == 0 && __pioinfo[0] != NULL) {
-		sizeof_ioinfo = _msize(__pioinfo[0]) / IOINFO_ARRAY_ELTS;
-	}
-	if (sizeof_ioinfo == 0) {
-		/* This should not happen... */
-		goto fail;
-	}
-
-	/* See that it isn't a special CLEAR fileno */
-	if (fd != _NO_CONSOLE_FILENO) {
-		/* Microsoft CRT would check that 0<=fd<_nhandle but we can't do that.  Instead
-		 * we check pointer validity and other info
-		 */
-		if (0 <= i1 && i1 < IOINFO_ARRAYS && __pioinfo[i1] != NULL) {
-			/* finally, check that the file is open */
-			my_ioinfo* info = (my_ioinfo*)(__pioinfo[i1] + i2 * sizeof_ioinfo);
-			if (info->osfile & FOPEN) {
-				return 1;
-			}
-		}
-	}
+    const int i1 = fd >> IOINFO_L2E;
+    const int i2 = fd & ((1 << IOINFO_L2E) - 1);
+
+    static int sizeof_ioinfo = 0;
+
+    /* Determine the actual size of the ioinfo structure,
+     * as used by the CRT loaded in memory
+     */
+    if (sizeof_ioinfo == 0 && __pioinfo[0] != NULL) {
+        sizeof_ioinfo = _msize(__pioinfo[0]) / IOINFO_ARRAY_ELTS;
+    }
+    if (sizeof_ioinfo == 0) {
+        /* This should not happen... */
+        goto fail;
+    }
+
+    /* See that it isn't a special CLEAR fileno */
+    if (fd != _NO_CONSOLE_FILENO) {
+        /* Microsoft CRT would check that 0<=fd<_nhandle but we can't do that.  Instead
+         * we check pointer validity and other info
+         */
+        if (0 <= i1 && i1 < IOINFO_ARRAYS && __pioinfo[i1] != NULL) {
+            /* finally, check that the file is open */
+            my_ioinfo* info = (my_ioinfo*)(__pioinfo[i1] + i2 * sizeof_ioinfo);
+            if (info->osfile & FOPEN) {
+                return 1;
+            }
+        }
+    }
   fail:
-	errno = EBADF;
-	return 0;
+    errno = EBADF;
+    return 0;
 }
 
 /* the special case of checking dup2.  The target fd must be in a sensible range */
 static int
 _PyVerify_fd_dup2(int fd1, int fd2)
 {
-	if (!_PyVerify_fd(fd1))
-		return 0;
-	if (fd2 == _NO_CONSOLE_FILENO)
-		return 0;
-	if ((unsigned)fd2 < _NHANDLE_)
-		return 1;
-	else
-		return 0;
+    if (!_PyVerify_fd(fd1))
+        return 0;
+    if (fd2 == _NO_CONSOLE_FILENO)
+        return 0;
+    if ((unsigned)fd2 < _NHANDLE_)
+        return 1;
+    else
+        return 0;
 }
 #else
 /* dummy version. _PyVerify_fd() is already defined in fileobject.h */
@@ -439,101 +439,101 @@ extern char **environ;
 static PyObject *
 convertenviron(void)
 {
-	PyObject *d;
+    PyObject *d;
 #ifdef MS_WINDOWS
-	wchar_t **e;
+    wchar_t **e;
 #else
-	char **e;
+    char **e;
+#endif
+#if defined(PYOS_OS2)
+    APIRET rc;
+    char   buffer[1024]; /* OS/2 Provides a Documented Max of 1024 Chars */
 #endif
-	d = PyDict_New();
-	if (d == NULL)
-		return NULL;
+
+    d = PyDict_New();
+    if (d == NULL)
+        return NULL;
 #ifdef WITH_NEXT_FRAMEWORK
-	if (environ == NULL)
-		environ = *_NSGetEnviron();
+    if (environ == NULL)
+        environ = *_NSGetEnviron();
 #endif
 #ifdef MS_WINDOWS
-	/* _wenviron must be initialized in this way if the program is started
-	   through main() instead of wmain(). */
-	_wgetenv(L"");
-	if (_wenviron == NULL)
-		return d;
-	/* This part ignores errors */
-	for (e = _wenviron; *e != NULL; e++) {
-		PyObject *k;
-		PyObject *v;
-		wchar_t *p = wcschr(*e, L'=');
-		if (p == NULL)
-			continue;
-		k = PyUnicode_FromWideChar(*e, (Py_ssize_t)(p-*e));
-		if (k == NULL) {
-			PyErr_Clear();
-			continue;
-		}
-		v = PyUnicode_FromWideChar(p+1, wcslen(p+1));
-		if (v == NULL) {
-			PyErr_Clear();
-			Py_DECREF(k);
-			continue;
-		}
-		if (PyDict_GetItem(d, k) == NULL) {
-			if (PyDict_SetItem(d, k, v) != 0)
-				PyErr_Clear();
-		}
-		Py_DECREF(k);
-		Py_DECREF(v);
-	}
+    /* _wenviron must be initialized in this way if the program is started
+       through main() instead of wmain(). */
+    _wgetenv(L"");
+    if (_wenviron == NULL)
+        return d;
+    /* This part ignores errors */
+    for (e = _wenviron; *e != NULL; e++) {
+        PyObject *k;
+        PyObject *v;
+        wchar_t *p = wcschr(*e, L'=');
+        if (p == NULL)
+            continue;
+        k = PyUnicode_FromWideChar(*e, (Py_ssize_t)(p-*e));
+        if (k == NULL) {
+            PyErr_Clear();
+            continue;
+        }
+        v = PyUnicode_FromWideChar(p+1, wcslen(p+1));
+        if (v == NULL) {
+            PyErr_Clear();
+            Py_DECREF(k);
+            continue;
+        }
+        if (PyDict_GetItem(d, k) == NULL) {
+            if (PyDict_SetItem(d, k, v) != 0)
+                PyErr_Clear();
+        }
+        Py_DECREF(k);
+        Py_DECREF(v);
+    }
 #else
-	if (environ == NULL)
-		return d;
-	/* This part ignores errors */
-	for (e = environ; *e != NULL; e++) {
-		PyObject *k;
-		PyObject *v;
-		char *p = strchr(*e, '=');
-		if (p == NULL)
-			continue;
-		k = PyUnicode_Decode(*e, (int)(p-*e),
-				     Py_FileSystemDefaultEncoding, "surrogateescape");
-		if (k == NULL) {
-			PyErr_Clear();
-			continue;
-		}
-		v = PyUnicode_Decode(p+1, strlen(p+1),
-				     Py_FileSystemDefaultEncoding, "surrogateescape");
-		if (v == NULL) {
-			PyErr_Clear();
-			Py_DECREF(k);
-			continue;
-		}
-		if (PyDict_GetItem(d, k) == NULL) {
-			if (PyDict_SetItem(d, k, v) != 0)
-				PyErr_Clear();
-		}
-		Py_DECREF(k);
-		Py_DECREF(v);
-	}
-#endif
-#if defined(PYOS_OS2)
-    {
-        APIRET rc;
-        char   buffer[1024]; /* OS/2 Provides a Documented Max of 1024 Chars */
-
-        rc = DosQueryExtLIBPATH(buffer, BEGIN_LIBPATH);
-	if (rc == NO_ERROR) { /* (not a type, envname is NOT 'BEGIN_LIBPATH') */
-            PyObject *v = PyBytes_FromString(buffer);
-	    PyDict_SetItemString(d, "BEGINLIBPATH", v);
-            Py_DECREF(v);
+    if (environ == NULL)
+        return d;
+    /* This part ignores errors */
+    for (e = environ; *e != NULL; e++) {
+        PyObject *k;
+        PyObject *v;
+        char *p = strchr(*e, '=');
+        if (p == NULL)
+            continue;
+        k = PyUnicode_Decode(*e, (int)(p-*e),
+                             Py_FileSystemDefaultEncoding, "surrogateescape");
+        if (k == NULL) {
+            PyErr_Clear();
+            continue;
         }
-        rc = DosQueryExtLIBPATH(buffer, END_LIBPATH);
-        if (rc == NO_ERROR) { /* (not a typo, envname is NOT 'END_LIBPATH') */
-            PyObject *v = PyBytes_FromString(buffer);
-	    PyDict_SetItemString(d, "ENDLIBPATH", v);
-            Py_DECREF(v);
+        v = PyUnicode_Decode(p+1, strlen(p+1),
+                             Py_FileSystemDefaultEncoding, "surrogateescape");
+        if (v == NULL) {
+            PyErr_Clear();
+            Py_DECREF(k);
+            continue;
+        }
+        if (PyDict_GetItem(d, k) == NULL) {
+            if (PyDict_SetItem(d, k, v) != 0)
+                PyErr_Clear();
         }
+        Py_DECREF(k);
+        Py_DECREF(v);
     }
 #endif
-	return d;
+#if defined(PYOS_OS2)
+    rc = DosQueryExtLIBPATH(buffer, BEGIN_LIBPATH);
+    if (rc == NO_ERROR) { /* (not a type, envname is NOT 'BEGIN_LIBPATH') */
+        PyObject *v = PyBytes_FromString(buffer);
+        PyDict_SetItemString(d, "BEGINLIBPATH", v);
+        Py_DECREF(v);
+    }
+    rc = DosQueryExtLIBPATH(buffer, END_LIBPATH);
+    if (rc == NO_ERROR) { /* (not a typo, envname is NOT 'END_LIBPATH') */
+        PyObject *v = PyBytes_FromString(buffer);
+        PyDict_SetItemString(d, "ENDLIBPATH", v);
+        Py_DECREF(v);
+    }
+#endif
+    return d;
 }
 
 /* Set a POSIX-specific error from errno, and return NULL */
@@ -541,19 +541,19 @@ convertenviron(void)
 static PyObject *
 posix_error(void)
 {
-	return PyErr_SetFromErrno(PyExc_OSError);
+    return PyErr_SetFromErrno(PyExc_OSError);
 }
 static PyObject *
 posix_error_with_filename(char* name)
 {
-	return PyErr_SetFromErrnoWithFilename(PyExc_OSError, name);
+    return PyErr_SetFromErrnoWithFilename(PyExc_OSError, name);
 }
 
 #ifdef MS_WINDOWS
 static PyObject *
 posix_error_with_unicode_filename(Py_UNICODE* name)
 {
-	return PyErr_SetFromErrnoWithUnicodeFilename(PyExc_OSError, name);
+    return PyErr_SetFromErrnoWithUnicodeFilename(PyExc_OSError, name);
 }
 #endif /* MS_WINDOWS */
 
@@ -561,54 +561,54 @@ posix_error_with_unicode_filename(Py_UNICODE* name)
 static PyObject *
 posix_error_with_allocated_filename(PyObject* name)
 {
-	PyObject *rc = PyErr_SetFromErrnoWithFilename(PyExc_OSError, 
-						      PyBytes_AsString(name));
-	Py_DECREF(name);
-	return rc;
+    PyObject *rc = PyErr_SetFromErrnoWithFilename(PyExc_OSError,
+                                                  PyBytes_AsString(name));
+    Py_DECREF(name);
+    return rc;
 }
 
 #ifdef MS_WINDOWS
 static PyObject *
 win32_error(char* function, char* filename)
 {
-	/* XXX We should pass the function name along in the future.
-	   (winreg.c also wants to pass the function name.)
-	   This would however require an additional param to the
-	   Windows error object, which is non-trivial.
-	*/
-	errno = GetLastError();
-	if (filename)
-		return PyErr_SetFromWindowsErrWithFilename(errno, filename);
-	else
-		return PyErr_SetFromWindowsErr(errno);
+    /* XXX We should pass the function name along in the future.
+       (winreg.c also wants to pass the function name.)
+       This would however require an additional param to the
+       Windows error object, which is non-trivial.
+    */
+    errno = GetLastError();
+    if (filename)
+        return PyErr_SetFromWindowsErrWithFilename(errno, filename);
+    else
+        return PyErr_SetFromWindowsErr(errno);
 }
 
 static PyObject *
 win32_error_unicode(char* function, Py_UNICODE* filename)
 {
-	/* XXX - see win32_error for comments on 'function' */
-	errno = GetLastError();
-	if (filename)
-		return PyErr_SetFromWindowsErrWithUnicodeFilename(errno, filename);
-	else
-		return PyErr_SetFromWindowsErr(errno);
+    /* XXX - see win32_error for comments on 'function' */
+    errno = GetLastError();
+    if (filename)
+        return PyErr_SetFromWindowsErrWithUnicodeFilename(errno, filename);
+    else
+        return PyErr_SetFromWindowsErr(errno);
 }
 
 static int
 convert_to_unicode(PyObject **param)
 {
-	if (PyUnicode_CheckExact(*param))
-		Py_INCREF(*param);
-	else if (PyUnicode_Check(*param))
-		/* For a Unicode subtype that's not a Unicode object,
-		   return a true Unicode object with the same data. */
-		*param = PyUnicode_FromUnicode(PyUnicode_AS_UNICODE(*param),
-					       PyUnicode_GET_SIZE(*param));
-	else
-		*param = PyUnicode_FromEncodedObject(*param,
-				                     Py_FileSystemDefaultEncoding,
-					             "strict");
-	return (*param) != NULL;
+    if (PyUnicode_CheckExact(*param))
+        Py_INCREF(*param);
+    else if (PyUnicode_Check(*param))
+        /* For a Unicode subtype that's not a Unicode object,
+           return a true Unicode object with the same data. */
+        *param = PyUnicode_FromUnicode(PyUnicode_AS_UNICODE(*param),
+                                       PyUnicode_GET_SIZE(*param));
+    else
+        *param = PyUnicode_FromEncodedObject(*param,
+                                             Py_FileSystemDefaultEncoding,
+                                             "strict");
+    return (*param) != NULL;
 }
 
 #endif /* MS_WINDOWS */
@@ -617,7 +617,7 @@ convert_to_unicode(PyObject **param)
 /**********************************************************************
  *         Helper Function to Trim and Format OS/2 Messages
  **********************************************************************/
-    static void
+static void
 os2_formatmsg(char *msgbuf, int msglen, char *reason)
 {
     msgbuf[msglen] = '\0'; /* OS/2 Doesn't Guarantee a Terminator */
@@ -647,7 +647,7 @@ os2_formatmsg(char *msgbuf, int msglen, char *reason)
  *   the file OSO001.MSG in the \OS2 directory hierarchy.
  *
  **********************************************************************/
-    static char *
+static char *
 os2_strerror(char *msgbuf, int msgbuflen, int errorcode, char *reason)
 {
     APIRET rc;
@@ -663,7 +663,7 @@ os2_strerror(char *msgbuf, int msgbuflen, int errorcode, char *reason)
         os2_formatmsg(msgbuf, msglen, reason);
     else
         PyOS_snprintf(msgbuf, msgbuflen,
-        	      "unknown OS error #%d", errorcode);
+                      "unknown OS error #%d", errorcode);
 
     return msgbuf;
 }
@@ -672,7 +672,8 @@ os2_strerror(char *msgbuf, int msgbuflen, int errorcode, char *reason)
    errors are not in a global variable e.g. 'errno' nor are
    they congruent with posix error numbers. */
 
-static PyObject * os2_error(int code)
+static PyObject *
+os2_error(int code)
 {
     char text[1024];
     PyObject *v;
@@ -694,99 +695,99 @@ static PyObject * os2_error(int code)
 static PyObject *
 posix_fildes(PyObject *fdobj, int (*func)(int))
 {
-	int fd;
-	int res;
-	fd = PyObject_AsFileDescriptor(fdobj);
-	if (fd < 0)
-		return NULL;
-	if (!_PyVerify_fd(fd))
-		return posix_error();
-	Py_BEGIN_ALLOW_THREADS
-	res = (*func)(fd);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    int fd;
+    int res;
+    fd = PyObject_AsFileDescriptor(fdobj);
+    if (fd < 0)
+        return NULL;
+    if (!_PyVerify_fd(fd))
+        return posix_error();
+    Py_BEGIN_ALLOW_THREADS
+    res = (*func)(fd);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 static PyObject *
 posix_1str(PyObject *args, char *format, int (*func)(const char*))
 {
-	PyObject *opath1 = NULL;
-	char *path1;
-	int res;
-	if (!PyArg_ParseTuple(args, format,
-	                      PyUnicode_FSConverter, &opath1))
-		return NULL;
-	path1 = PyBytes_AsString(opath1);
-	Py_BEGIN_ALLOW_THREADS
-	res = (*func)(path1);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error_with_allocated_filename(opath1);
-	Py_DECREF(opath1);
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyObject *opath1 = NULL;
+    char *path1;
+    int res;
+    if (!PyArg_ParseTuple(args, format,
+                          PyUnicode_FSConverter, &opath1))
+        return NULL;
+    path1 = PyBytes_AsString(opath1);
+    Py_BEGIN_ALLOW_THREADS
+    res = (*func)(path1);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error_with_allocated_filename(opath1);
+    Py_DECREF(opath1);
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 static PyObject *
 posix_2str(PyObject *args,
-	   char *format,
-	   int (*func)(const char *, const char *))
-{
-	PyObject *opath1 = NULL, *opath2 = NULL;
-	char *path1, *path2;
-	int res;
-	if (!PyArg_ParseTuple(args, format,
-	                      PyUnicode_FSConverter, &opath1,
-	                      PyUnicode_FSConverter, &opath2)) {
-		return NULL;
-	}
-	path1 = PyBytes_AsString(opath1);
-	path2 = PyBytes_AsString(opath2);
-	Py_BEGIN_ALLOW_THREADS
-	res = (*func)(path1, path2);
-	Py_END_ALLOW_THREADS
-	Py_DECREF(opath1);
-	Py_DECREF(opath2);
-	if (res != 0)
-		/* XXX how to report both path1 and path2??? */
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+           char *format,
+           int (*func)(const char *, const char *))
+{
+    PyObject *opath1 = NULL, *opath2 = NULL;
+    char *path1, *path2;
+    int res;
+    if (!PyArg_ParseTuple(args, format,
+                          PyUnicode_FSConverter, &opath1,
+                          PyUnicode_FSConverter, &opath2)) {
+        return NULL;
+    }
+    path1 = PyBytes_AsString(opath1);
+    path2 = PyBytes_AsString(opath2);
+    Py_BEGIN_ALLOW_THREADS
+    res = (*func)(path1, path2);
+    Py_END_ALLOW_THREADS
+    Py_DECREF(opath1);
+    Py_DECREF(opath2);
+    if (res != 0)
+        /* XXX how to report both path1 and path2??? */
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 #ifdef MS_WINDOWS
 static PyObject*
-win32_1str(PyObject* args, char* func, 
-	   char* format, BOOL (__stdcall *funcA)(LPCSTR), 
-	   char* wformat, BOOL (__stdcall *funcW)(LPWSTR))
-{
-	PyObject *uni;
-	char *ansi;
-	BOOL result;
-
-	if (!PyArg_ParseTuple(args, wformat, &uni))
-		PyErr_Clear();
-	else {
-		Py_BEGIN_ALLOW_THREADS
-		result = funcW(PyUnicode_AsUnicode(uni));
-		Py_END_ALLOW_THREADS
-		if (!result)
-			return win32_error_unicode(func, PyUnicode_AsUnicode(uni));
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
-	if (!PyArg_ParseTuple(args, format, &ansi))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	result = funcA(ansi);
-	Py_END_ALLOW_THREADS
-	if (!result)
-		return win32_error(func, ansi);
-	Py_INCREF(Py_None);
-	return Py_None;
+win32_1str(PyObject* args, char* func,
+           char* format, BOOL (__stdcall *funcA)(LPCSTR),
+           char* wformat, BOOL (__stdcall *funcW)(LPWSTR))
+{
+    PyObject *uni;
+    char *ansi;
+    BOOL result;
+
+    if (!PyArg_ParseTuple(args, wformat, &uni))
+        PyErr_Clear();
+    else {
+        Py_BEGIN_ALLOW_THREADS
+        result = funcW(PyUnicode_AsUnicode(uni));
+        Py_END_ALLOW_THREADS
+        if (!result)
+            return win32_error_unicode(func, PyUnicode_AsUnicode(uni));
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
+    if (!PyArg_ParseTuple(args, format, &ansi))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    result = funcA(ansi);
+    Py_END_ALLOW_THREADS
+    if (!result)
+        return win32_error(func, ansi);
+    Py_INCREF(Py_None);
+    return Py_None;
 
 }
 
@@ -798,24 +799,24 @@ win32_1str(PyObject* args, char* func,
 static BOOL __stdcall
 win32_chdir(LPCSTR path)
 {
-	char new_path[MAX_PATH+1];
-	int result;
-	char env[4] = "=x:";
-
-	if(!SetCurrentDirectoryA(path))
-		return FALSE;
-	result = GetCurrentDirectoryA(MAX_PATH+1, new_path);
-	if (!result)
-		return FALSE;
-	/* In the ANSI API, there should not be any paths longer
-	   than MAX_PATH. */
-	assert(result <= MAX_PATH+1);
-	if (strncmp(new_path, "\\\\", 2) == 0 ||
-	    strncmp(new_path, "//", 2) == 0)
-	    /* UNC path, nothing to do. */
-	    return TRUE;
-	env[1] = new_path[0];
-	return SetEnvironmentVariableA(env, new_path);
+    char new_path[MAX_PATH+1];
+    int result;
+    char env[4] = "=x:";
+
+    if(!SetCurrentDirectoryA(path))
+        return FALSE;
+    result = GetCurrentDirectoryA(MAX_PATH+1, new_path);
+    if (!result)
+        return FALSE;
+    /* In the ANSI API, there should not be any paths longer
+       than MAX_PATH. */
+    assert(result <= MAX_PATH+1);
+    if (strncmp(new_path, "\\\\", 2) == 0 ||
+        strncmp(new_path, "//", 2) == 0)
+        /* UNC path, nothing to do. */
+        return TRUE;
+    env[1] = new_path[0];
+    return SetEnvironmentVariableA(env, new_path);
 }
 
 /* The Unicode version differs from the ANSI version
@@ -823,36 +824,36 @@ win32_chdir(LPCSTR path)
 static BOOL __stdcall
 win32_wchdir(LPCWSTR path)
 {
-	wchar_t _new_path[MAX_PATH+1], *new_path = _new_path;
-	int result;
-	wchar_t env[4] = L"=x:";
-
-	if(!SetCurrentDirectoryW(path))
-		return FALSE;
-	result = GetCurrentDirectoryW(MAX_PATH+1, new_path);
-	if (!result)
-		return FALSE;
-	if (result > MAX_PATH+1) {
-		new_path = malloc(result * sizeof(wchar_t));
-		if (!new_path) {
-			SetLastError(ERROR_OUTOFMEMORY);
-			return FALSE;
-		}
-		result = GetCurrentDirectoryW(result, new_path);
-		if (!result) {
-			free(new_path);
-			return FALSE;
-		}
-	}
-	if (wcsncmp(new_path, L"\\\\", 2) == 0 ||
-	    wcsncmp(new_path, L"//", 2) == 0)
-	    /* UNC path, nothing to do. */
-	    return TRUE;
-	env[1] = new_path[0];
-	result = SetEnvironmentVariableW(env, new_path);
-	if (new_path != _new_path)
-		free(new_path);
-	return result;
+    wchar_t _new_path[MAX_PATH+1], *new_path = _new_path;
+    int result;
+    wchar_t env[4] = L"=x:";
+
+    if(!SetCurrentDirectoryW(path))
+        return FALSE;
+    result = GetCurrentDirectoryW(MAX_PATH+1, new_path);
+    if (!result)
+        return FALSE;
+    if (result > MAX_PATH+1) {
+        new_path = malloc(result * sizeof(wchar_t));
+        if (!new_path) {
+            SetLastError(ERROR_OUTOFMEMORY);
+            return FALSE;
+        }
+        result = GetCurrentDirectoryW(result, new_path);
+        if (!result) {
+            free(new_path);
+            return FALSE;
+        }
+    }
+    if (wcsncmp(new_path, L"\\\\", 2) == 0 ||
+        wcsncmp(new_path, L"//", 2) == 0)
+        /* UNC path, nothing to do. */
+        return TRUE;
+    env[1] = new_path[0];
+    result = SetEnvironmentVariableW(env, new_path);
+    if (new_path != _new_path)
+        free(new_path);
+    return result;
 }
 #endif
 
@@ -863,7 +864,7 @@ win32_wchdir(LPCWSTR path)
      UTC and local time
    Therefore, we implement our own stat, based on the Win32 API directly.
 */
-#define HAVE_STAT_NSEC 1 
+#define HAVE_STAT_NSEC 1
 
 struct win32_stat{
     int st_dev;
@@ -887,24 +888,24 @@ static __int64 secs_between_epochs = 11644473600; /* Seconds between 1.1.1601 an
 static void
 FILE_TIME_to_time_t_nsec(FILETIME *in_ptr, int *time_out, int* nsec_out)
 {
-	/* XXX endianness. Shouldn't matter, as all Windows implementations are little-endian */
-	/* Cannot simply cast and dereference in_ptr, 
-	   since it might not be aligned properly */
-	__int64 in;
-	memcpy(&in, in_ptr, sizeof(in));
-	*nsec_out = (int)(in % 10000000) * 100; /* FILETIME is in units of 100 nsec. */
-	/* XXX Win32 supports time stamps past 2038; we currently don't */
-	*time_out = Py_SAFE_DOWNCAST((in / 10000000) - secs_between_epochs, __int64, int);
+    /* XXX endianness. Shouldn't matter, as all Windows implementations are little-endian */
+    /* Cannot simply cast and dereference in_ptr,
+       since it might not be aligned properly */
+    __int64 in;
+    memcpy(&in, in_ptr, sizeof(in));
+    *nsec_out = (int)(in % 10000000) * 100; /* FILETIME is in units of 100 nsec. */
+    /* XXX Win32 supports time stamps past 2038; we currently don't */
+    *time_out = Py_SAFE_DOWNCAST((in / 10000000) - secs_between_epochs, __int64, int);
 }
 
 static void
 time_t_to_FILE_TIME(int time_in, int nsec_in, FILETIME *out_ptr)
 {
-	/* XXX endianness */
-	__int64 out;
-	out = time_in + secs_between_epochs;
-	out = out * 10000000 + nsec_in / 100;
-	memcpy(out_ptr, &out, sizeof(out));
+    /* XXX endianness */
+    __int64 out;
+    out = time_in + secs_between_epochs;
+    out = out * 10000000 + nsec_in / 100;
+    memcpy(out_ptr, &out, sizeof(out));
 }
 
 /* Below, we *know* that ugo+r is 0444 */
@@ -914,193 +915,193 @@ time_t_to_FILE_TIME(int time_in, int nsec_in, FILETIME *out_ptr)
 static int
 attributes_to_mode(DWORD attr)
 {
-	int m = 0;
-	if (attr & FILE_ATTRIBUTE_DIRECTORY)
-		m |= _S_IFDIR | 0111; /* IFEXEC for user,group,other */
-	else
-		m |= _S_IFREG;
-	if (attr & FILE_ATTRIBUTE_READONLY)
-		m |= 0444;
-	else
-		m |= 0666;
-	return m;
+    int m = 0;
+    if (attr & FILE_ATTRIBUTE_DIRECTORY)
+        m |= _S_IFDIR | 0111; /* IFEXEC for user,group,other */
+    else
+        m |= _S_IFREG;
+    if (attr & FILE_ATTRIBUTE_READONLY)
+        m |= 0444;
+    else
+        m |= 0666;
+    return m;
 }
 
 static int
 attribute_data_to_stat(WIN32_FILE_ATTRIBUTE_DATA *info, struct win32_stat *result)
 {
-	memset(result, 0, sizeof(*result));
-	result->st_mode = attributes_to_mode(info->dwFileAttributes);
-	result->st_size = (((__int64)info->nFileSizeHigh)<<32) + info->nFileSizeLow;
-	FILE_TIME_to_time_t_nsec(&info->ftCreationTime, &result->st_ctime, &result->st_ctime_nsec);
-	FILE_TIME_to_time_t_nsec(&info->ftLastWriteTime, &result->st_mtime, &result->st_mtime_nsec);
-	FILE_TIME_to_time_t_nsec(&info->ftLastAccessTime, &result->st_atime, &result->st_atime_nsec);
+    memset(result, 0, sizeof(*result));
+    result->st_mode = attributes_to_mode(info->dwFileAttributes);
+    result->st_size = (((__int64)info->nFileSizeHigh)<<32) + info->nFileSizeLow;
+    FILE_TIME_to_time_t_nsec(&info->ftCreationTime, &result->st_ctime, &result->st_ctime_nsec);
+    FILE_TIME_to_time_t_nsec(&info->ftLastWriteTime, &result->st_mtime, &result->st_mtime_nsec);
+    FILE_TIME_to_time_t_nsec(&info->ftLastAccessTime, &result->st_atime, &result->st_atime_nsec);
 
-	return 0;
+    return 0;
 }
 
 static BOOL
 attributes_from_dir(LPCSTR pszFile, LPWIN32_FILE_ATTRIBUTE_DATA pfad)
 {
-	HANDLE hFindFile;
-	WIN32_FIND_DATAA FileData;
-	hFindFile = FindFirstFileA(pszFile, &FileData);
-	if (hFindFile == INVALID_HANDLE_VALUE)
-		return FALSE;
-	FindClose(hFindFile);
-	pfad->dwFileAttributes = FileData.dwFileAttributes;
-	pfad->ftCreationTime   = FileData.ftCreationTime;
-	pfad->ftLastAccessTime = FileData.ftLastAccessTime;
-	pfad->ftLastWriteTime  = FileData.ftLastWriteTime;
-	pfad->nFileSizeHigh    = FileData.nFileSizeHigh;
-	pfad->nFileSizeLow     = FileData.nFileSizeLow;
-	return TRUE;
+    HANDLE hFindFile;
+    WIN32_FIND_DATAA FileData;
+    hFindFile = FindFirstFileA(pszFile, &FileData);
+    if (hFindFile == INVALID_HANDLE_VALUE)
+        return FALSE;
+    FindClose(hFindFile);
+    pfad->dwFileAttributes = FileData.dwFileAttributes;
+    pfad->ftCreationTime   = FileData.ftCreationTime;
+    pfad->ftLastAccessTime = FileData.ftLastAccessTime;
+    pfad->ftLastWriteTime  = FileData.ftLastWriteTime;
+    pfad->nFileSizeHigh    = FileData.nFileSizeHigh;
+    pfad->nFileSizeLow     = FileData.nFileSizeLow;
+    return TRUE;
 }
 
 static BOOL
 attributes_from_dir_w(LPCWSTR pszFile, LPWIN32_FILE_ATTRIBUTE_DATA pfad)
 {
-	HANDLE hFindFile;
-	WIN32_FIND_DATAW FileData;
-	hFindFile = FindFirstFileW(pszFile, &FileData);
-	if (hFindFile == INVALID_HANDLE_VALUE)
-		return FALSE;
-	FindClose(hFindFile);
-	pfad->dwFileAttributes = FileData.dwFileAttributes;
-	pfad->ftCreationTime   = FileData.ftCreationTime;
-	pfad->ftLastAccessTime = FileData.ftLastAccessTime;
-	pfad->ftLastWriteTime  = FileData.ftLastWriteTime;
-	pfad->nFileSizeHigh    = FileData.nFileSizeHigh;
-	pfad->nFileSizeLow     = FileData.nFileSizeLow;
-	return TRUE;
-}
-
-static int 
+    HANDLE hFindFile;
+    WIN32_FIND_DATAW FileData;
+    hFindFile = FindFirstFileW(pszFile, &FileData);
+    if (hFindFile == INVALID_HANDLE_VALUE)
+        return FALSE;
+    FindClose(hFindFile);
+    pfad->dwFileAttributes = FileData.dwFileAttributes;
+    pfad->ftCreationTime   = FileData.ftCreationTime;
+    pfad->ftLastAccessTime = FileData.ftLastAccessTime;
+    pfad->ftLastWriteTime  = FileData.ftLastWriteTime;
+    pfad->nFileSizeHigh    = FileData.nFileSizeHigh;
+    pfad->nFileSizeLow     = FileData.nFileSizeLow;
+    return TRUE;
+}
+
+static int
 win32_stat(const char* path, struct win32_stat *result)
 {
-	WIN32_FILE_ATTRIBUTE_DATA info;
-	int code;
-	char *dot;
-	if (!GetFileAttributesExA(path, GetFileExInfoStandard, &info)) {
-		if (GetLastError() != ERROR_SHARING_VIOLATION) {
-			/* Protocol violation: we explicitly clear errno, instead of
-			   setting it to a POSIX error. Callers should use GetLastError. */
-			errno = 0;
-			return -1;
-		} else {
-			/* Could not get attributes on open file. Fall back to
-			   reading the directory. */
-			if (!attributes_from_dir(path, &info)) {
-				/* Very strange. This should not fail now */
-				errno = 0;
-				return -1;
-			}
-		}
-	}
-	code = attribute_data_to_stat(&info, result);
-	if (code != 0)
-		return code;
-	/* Set S_IFEXEC if it is an .exe, .bat, ... */
-	dot = strrchr(path, '.');
-	if (dot) {
-		if (stricmp(dot, ".bat") == 0 ||
-		stricmp(dot, ".cmd") == 0 ||
-		stricmp(dot, ".exe") == 0 ||
-		stricmp(dot, ".com") == 0)
-		result->st_mode |= 0111;
-	}
-	return code;
-}
-
-static int 
+    WIN32_FILE_ATTRIBUTE_DATA info;
+    int code;
+    char *dot;
+    if (!GetFileAttributesExA(path, GetFileExInfoStandard, &info)) {
+        if (GetLastError() != ERROR_SHARING_VIOLATION) {
+            /* Protocol violation: we explicitly clear errno, instead of
+               setting it to a POSIX error. Callers should use GetLastError. */
+            errno = 0;
+            return -1;
+        } else {
+            /* Could not get attributes on open file. Fall back to
+               reading the directory. */
+            if (!attributes_from_dir(path, &info)) {
+                /* Very strange. This should not fail now */
+                errno = 0;
+                return -1;
+            }
+        }
+    }
+    code = attribute_data_to_stat(&info, result);
+    if (code != 0)
+        return code;
+    /* Set S_IFEXEC if it is an .exe, .bat, ... */
+    dot = strrchr(path, '.');
+    if (dot) {
+        if (stricmp(dot, ".bat") == 0 ||
+        stricmp(dot, ".cmd") == 0 ||
+        stricmp(dot, ".exe") == 0 ||
+        stricmp(dot, ".com") == 0)
+            result->st_mode |= 0111;
+    }
+    return code;
+}
+
+static int
 win32_wstat(const wchar_t* path, struct win32_stat *result)
 {
-	int code;
-	const wchar_t *dot;
-	WIN32_FILE_ATTRIBUTE_DATA info;
-	if (!GetFileAttributesExW(path, GetFileExInfoStandard, &info)) {
-		if (GetLastError() != ERROR_SHARING_VIOLATION) {
-			/* Protocol violation: we explicitly clear errno, instead of
-			   setting it to a POSIX error. Callers should use GetLastError. */
-			errno = 0;
-			return -1;
-		} else {
-			/* Could not get attributes on open file. Fall back to
-			   reading the directory. */
-			if (!attributes_from_dir_w(path, &info)) {
-				/* Very strange. This should not fail now */
-				errno = 0;
-				return -1;
-			}
-		}
-	}
-	code = attribute_data_to_stat(&info, result);
-	if (code < 0)
-		return code;
-	/* Set IFEXEC if it is an .exe, .bat, ... */
-	dot = wcsrchr(path, '.');
-	if (dot) {
-		if (_wcsicmp(dot, L".bat") == 0 ||
-		    _wcsicmp(dot, L".cmd") == 0 ||
-		    _wcsicmp(dot, L".exe") == 0 ||
-		    _wcsicmp(dot, L".com") == 0)
-			result->st_mode |= 0111;
-	}
-	return code;
+    int code;
+    const wchar_t *dot;
+    WIN32_FILE_ATTRIBUTE_DATA info;
+    if (!GetFileAttributesExW(path, GetFileExInfoStandard, &info)) {
+        if (GetLastError() != ERROR_SHARING_VIOLATION) {
+            /* Protocol violation: we explicitly clear errno, instead of
+               setting it to a POSIX error. Callers should use GetLastError. */
+            errno = 0;
+            return -1;
+        } else {
+            /* Could not get attributes on open file. Fall back to
+               reading the directory. */
+            if (!attributes_from_dir_w(path, &info)) {
+                /* Very strange. This should not fail now */
+                errno = 0;
+                return -1;
+            }
+        }
+    }
+    code = attribute_data_to_stat(&info, result);
+    if (code < 0)
+        return code;
+    /* Set IFEXEC if it is an .exe, .bat, ... */
+    dot = wcsrchr(path, '.');
+    if (dot) {
+        if (_wcsicmp(dot, L".bat") == 0 ||
+            _wcsicmp(dot, L".cmd") == 0 ||
+            _wcsicmp(dot, L".exe") == 0 ||
+            _wcsicmp(dot, L".com") == 0)
+            result->st_mode |= 0111;
+    }
+    return code;
 }
 
 static int
 win32_fstat(int file_number, struct win32_stat *result)
 {
-	BY_HANDLE_FILE_INFORMATION info;
-	HANDLE h;
-	int type;
-    
-	h = (HANDLE)_get_osfhandle(file_number);
-    
-	/* Protocol violation: we explicitly clear errno, instead of
-	   setting it to a POSIX error. Callers should use GetLastError. */
-	errno = 0;
-
-	if (h == INVALID_HANDLE_VALUE) {
-    		/* This is really a C library error (invalid file handle).
-		   We set the Win32 error to the closes one matching. */
-		SetLastError(ERROR_INVALID_HANDLE);
-		return -1;
-	}
-	memset(result, 0, sizeof(*result));
-
-	type = GetFileType(h);
-	if (type == FILE_TYPE_UNKNOWN) {
-	    DWORD error = GetLastError();
-	    if (error != 0) {
-		return -1;
-	    }
-	    /* else: valid but unknown file */
-	}
-
-	if (type != FILE_TYPE_DISK) {
-		if (type == FILE_TYPE_CHAR)
-			result->st_mode = _S_IFCHR;
-		else if (type == FILE_TYPE_PIPE)
-			result->st_mode = _S_IFIFO;
-		return 0;
-	}
-
-	if (!GetFileInformationByHandle(h, &info)) {
-		return -1;
-	}
-
-	/* similar to stat() */
-	result->st_mode = attributes_to_mode(info.dwFileAttributes);
-	result->st_size = (((__int64)info.nFileSizeHigh)<<32) + info.nFileSizeLow;
-	FILE_TIME_to_time_t_nsec(&info.ftCreationTime, &result->st_ctime, &result->st_ctime_nsec);
-	FILE_TIME_to_time_t_nsec(&info.ftLastWriteTime, &result->st_mtime, &result->st_mtime_nsec);
-	FILE_TIME_to_time_t_nsec(&info.ftLastAccessTime, &result->st_atime, &result->st_atime_nsec);
-	/* specific to fstat() */
-	result->st_nlink = info.nNumberOfLinks;
-	result->st_ino = (((__int64)info.nFileIndexHigh)<<32) + info.nFileIndexLow;
-	return 0;
+    BY_HANDLE_FILE_INFORMATION info;
+    HANDLE h;
+    int type;
+
+    h = (HANDLE)_get_osfhandle(file_number);
+
+    /* Protocol violation: we explicitly clear errno, instead of
+       setting it to a POSIX error. Callers should use GetLastError. */
+    errno = 0;
+
+    if (h == INVALID_HANDLE_VALUE) {
+        /* This is really a C library error (invalid file handle).
+           We set the Win32 error to the closes one matching. */
+        SetLastError(ERROR_INVALID_HANDLE);
+        return -1;
+    }
+    memset(result, 0, sizeof(*result));
+
+    type = GetFileType(h);
+    if (type == FILE_TYPE_UNKNOWN) {
+        DWORD error = GetLastError();
+        if (error != 0) {
+        return -1;
+        }
+        /* else: valid but unknown file */
+    }
+
+    if (type != FILE_TYPE_DISK) {
+        if (type == FILE_TYPE_CHAR)
+            result->st_mode = _S_IFCHR;
+        else if (type == FILE_TYPE_PIPE)
+            result->st_mode = _S_IFIFO;
+        return 0;
+    }
+
+    if (!GetFileInformationByHandle(h, &info)) {
+        return -1;
+    }
+
+    /* similar to stat() */
+    result->st_mode = attributes_to_mode(info.dwFileAttributes);
+    result->st_size = (((__int64)info.nFileSizeHigh)<<32) + info.nFileSizeLow;
+    FILE_TIME_to_time_t_nsec(&info.ftCreationTime, &result->st_ctime, &result->st_ctime_nsec);
+    FILE_TIME_to_time_t_nsec(&info.ftLastWriteTime, &result->st_mtime, &result->st_mtime_nsec);
+    FILE_TIME_to_time_t_nsec(&info.ftLastAccessTime, &result->st_atime, &result->st_atime_nsec);
+    /* specific to fstat() */
+    result->st_nlink = info.nNumberOfLinks;
+    result->st_ino = (((__int64)info.nFileIndexHigh)<<32) + info.nFileIndexLow;
+    return 0;
 }
 
 #endif /* MS_WINDOWS */
@@ -1117,39 +1118,39 @@ or st_flags, they are available as attributes only.\n\
 See os.stat for more information.");
 
 static PyStructSequence_Field stat_result_fields[] = {
-	{"st_mode",    "protection bits"},
-	{"st_ino",     "inode"},
-	{"st_dev",     "device"},
-	{"st_nlink",   "number of hard links"},
-	{"st_uid",     "user ID of owner"},
-	{"st_gid",     "group ID of owner"},
-	{"st_size",    "total size, in bytes"},
-	/* The NULL is replaced with PyStructSequence_UnnamedField later. */
-	{NULL,   "integer time of last access"},
-	{NULL,   "integer time of last modification"},
-	{NULL,   "integer time of last change"},
-	{"st_atime",   "time of last access"},
-	{"st_mtime",   "time of last modification"},
-	{"st_ctime",   "time of last change"},
+    {"st_mode",    "protection bits"},
+    {"st_ino",     "inode"},
+    {"st_dev",     "device"},
+    {"st_nlink",   "number of hard links"},
+    {"st_uid",     "user ID of owner"},
+    {"st_gid",     "group ID of owner"},
+    {"st_size",    "total size, in bytes"},
+    /* The NULL is replaced with PyStructSequence_UnnamedField later. */
+    {NULL,   "integer time of last access"},
+    {NULL,   "integer time of last modification"},
+    {NULL,   "integer time of last change"},
+    {"st_atime",   "time of last access"},
+    {"st_mtime",   "time of last modification"},
+    {"st_ctime",   "time of last change"},
 #ifdef HAVE_STRUCT_STAT_ST_BLKSIZE
-	{"st_blksize", "blocksize for filesystem I/O"},
+    {"st_blksize", "blocksize for filesystem I/O"},
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_BLOCKS
-	{"st_blocks",  "number of blocks allocated"},
+    {"st_blocks",  "number of blocks allocated"},
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_RDEV
-	{"st_rdev",    "device type (if inode device)"},
+    {"st_rdev",    "device type (if inode device)"},
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_FLAGS
-	{"st_flags",   "user defined flags for file"},
+    {"st_flags",   "user defined flags for file"},
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_GEN
-	{"st_gen",    "generation number"},
+    {"st_gen",    "generation number"},
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_BIRTHTIME
-	{"st_birthtime",   "time of creation"},
+    {"st_birthtime",   "time of creation"},
 #endif
-	{0}
+    {0}
 };
 
 #ifdef HAVE_STRUCT_STAT_ST_BLKSIZE
@@ -1189,10 +1190,10 @@ static PyStructSequence_Field stat_result_fields[] = {
 #endif
 
 static PyStructSequence_Desc stat_result_desc = {
-	"stat_result", /* name */
-	stat_result__doc__, /* doc */
-	stat_result_fields,
-	10
+    "stat_result", /* name */
+    stat_result__doc__, /* doc */
+    stat_result_fields,
+    10
 };
 
 PyDoc_STRVAR(statvfs_result__doc__,
@@ -1204,24 +1205,24 @@ or via the attributes f_bsize, f_frsize, f_blocks, f_bfree, and so on.\n\
 See os.statvfs for more information.");
 
 static PyStructSequence_Field statvfs_result_fields[] = {
-        {"f_bsize",  },
-        {"f_frsize", },
-        {"f_blocks", },
-        {"f_bfree",  },
-        {"f_bavail", },
-        {"f_files",  },
-        {"f_ffree",  },
-        {"f_favail", },
-        {"f_flag",   },
-        {"f_namemax",},
-        {0}
+    {"f_bsize",  },
+    {"f_frsize", },
+    {"f_blocks", },
+    {"f_bfree",  },
+    {"f_bavail", },
+    {"f_files",  },
+    {"f_ffree",  },
+    {"f_favail", },
+    {"f_flag",   },
+    {"f_namemax",},
+    {0}
 };
 
 static PyStructSequence_Desc statvfs_result_desc = {
-	"statvfs_result", /* name */
-	statvfs_result__doc__, /* doc */
-	statvfs_result_fields,
-	10
+    "statvfs_result", /* name */
+    statvfs_result__doc__, /* doc */
+    statvfs_result_fields,
+    10
 };
 
 static int initialized;
@@ -1232,23 +1233,23 @@ static newfunc structseq_new;
 static PyObject *
 statresult_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 {
-	PyStructSequence *result;
-	int i;
+    PyStructSequence *result;
+    int i;
 
-	result = (PyStructSequence*)structseq_new(type, args, kwds);
-	if (!result)
-		return NULL;
-	/* If we have been initialized from a tuple,
-	   st_?time might be set to None. Initialize it
-	   from the int slots.  */
-	for (i = 7; i <= 9; i++) {
-		if (result->ob_item[i+3] == Py_None) {
-			Py_DECREF(Py_None);
-			Py_INCREF(result->ob_item[i]);
-			result->ob_item[i+3] = result->ob_item[i];
-		}
-	}
-	return (PyObject*)result;
+    result = (PyStructSequence*)structseq_new(type, args, kwds);
+    if (!result)
+        return NULL;
+    /* If we have been initialized from a tuple,
+       st_?time might be set to None. Initialize it
+       from the int slots.  */
+    for (i = 7; i <= 9; i++) {
+        if (result->ob_item[i+3] == Py_None) {
+            Py_DECREF(Py_None);
+            Py_INCREF(result->ob_item[i]);
+            result->ob_item[i+3] = result->ob_item[i];
+        }
+    }
+    return (PyObject*)result;
 }
 
 
@@ -1266,36 +1267,36 @@ If newval is omitted, return the current setting.\n");
 static PyObject*
 stat_float_times(PyObject* self, PyObject *args)
 {
-	int newval = -1;
-	if (!PyArg_ParseTuple(args, "|i:stat_float_times", &newval))
-		return NULL;
-	if (newval == -1)
-		/* Return old value */
-		return PyBool_FromLong(_stat_float_times);
-	_stat_float_times = newval;
-	Py_INCREF(Py_None);
-	return Py_None;
+    int newval = -1;
+    if (!PyArg_ParseTuple(args, "|i:stat_float_times", &newval))
+        return NULL;
+    if (newval == -1)
+        /* Return old value */
+        return PyBool_FromLong(_stat_float_times);
+    _stat_float_times = newval;
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 static void
 fill_time(PyObject *v, int index, time_t sec, unsigned long nsec)
 {
-	PyObject *fval,*ival;
+    PyObject *fval,*ival;
 #if SIZEOF_TIME_T > SIZEOF_LONG
-	ival = PyLong_FromLongLong((PY_LONG_LONG)sec);
+    ival = PyLong_FromLongLong((PY_LONG_LONG)sec);
 #else
-	ival = PyLong_FromLong((long)sec);
+    ival = PyLong_FromLong((long)sec);
 #endif
-	if (!ival)
-		return;
-	if (_stat_float_times) {
-		fval = PyFloat_FromDouble(sec + 1e-9*nsec);
-	} else {
-		fval = ival;
-		Py_INCREF(fval);
-	}
-	PyStructSequence_SET_ITEM(v, index, ival);
-	PyStructSequence_SET_ITEM(v, index+3, fval);
+    if (!ival)
+        return;
+    if (_stat_float_times) {
+        fval = PyFloat_FromDouble(sec + 1e-9*nsec);
+    } else {
+        fval = ival;
+        Py_INCREF(fval);
+    }
+    PyStructSequence_SET_ITEM(v, index, ival);
+    PyStructSequence_SET_ITEM(v, index+3, fval);
 }
 
 /* pack a system stat C structure into the Python stat tuple
@@ -1303,99 +1304,99 @@ fill_time(PyObject *v, int index, time_t sec, unsigned long nsec)
 static PyObject*
 _pystat_fromstructstat(STRUCT_STAT *st)
 {
-	unsigned long ansec, mnsec, cnsec;
-	PyObject *v = PyStructSequence_New(&StatResultType);
-	if (v == NULL)
-		return NULL;
+    unsigned long ansec, mnsec, cnsec;
+    PyObject *v = PyStructSequence_New(&StatResultType);
+    if (v == NULL)
+        return NULL;
 
-        PyStructSequence_SET_ITEM(v, 0, PyLong_FromLong((long)st->st_mode));
+    PyStructSequence_SET_ITEM(v, 0, PyLong_FromLong((long)st->st_mode));
 #ifdef HAVE_LARGEFILE_SUPPORT
-        PyStructSequence_SET_ITEM(v, 1,
-				  PyLong_FromLongLong((PY_LONG_LONG)st->st_ino));
+    PyStructSequence_SET_ITEM(v, 1,
+                              PyLong_FromLongLong((PY_LONG_LONG)st->st_ino));
 #else
-        PyStructSequence_SET_ITEM(v, 1, PyLong_FromLong((long)st->st_ino));
+    PyStructSequence_SET_ITEM(v, 1, PyLong_FromLong((long)st->st_ino));
 #endif
 #if defined(HAVE_LONG_LONG) && !defined(MS_WINDOWS)
-        PyStructSequence_SET_ITEM(v, 2,
-				  PyLong_FromLongLong((PY_LONG_LONG)st->st_dev));
+    PyStructSequence_SET_ITEM(v, 2,
+                              PyLong_FromLongLong((PY_LONG_LONG)st->st_dev));
 #else
-        PyStructSequence_SET_ITEM(v, 2, PyLong_FromLong((long)st->st_dev));
+    PyStructSequence_SET_ITEM(v, 2, PyLong_FromLong((long)st->st_dev));
 #endif
-        PyStructSequence_SET_ITEM(v, 3, PyLong_FromLong((long)st->st_nlink));
-        PyStructSequence_SET_ITEM(v, 4, PyLong_FromLong((long)st->st_uid));
-        PyStructSequence_SET_ITEM(v, 5, PyLong_FromLong((long)st->st_gid));
+    PyStructSequence_SET_ITEM(v, 3, PyLong_FromLong((long)st->st_nlink));
+    PyStructSequence_SET_ITEM(v, 4, PyLong_FromLong((long)st->st_uid));
+    PyStructSequence_SET_ITEM(v, 5, PyLong_FromLong((long)st->st_gid));
 #ifdef HAVE_LARGEFILE_SUPPORT
-        PyStructSequence_SET_ITEM(v, 6,
-				  PyLong_FromLongLong((PY_LONG_LONG)st->st_size));
+    PyStructSequence_SET_ITEM(v, 6,
+                              PyLong_FromLongLong((PY_LONG_LONG)st->st_size));
 #else
-        PyStructSequence_SET_ITEM(v, 6, PyLong_FromLong(st->st_size));
+    PyStructSequence_SET_ITEM(v, 6, PyLong_FromLong(st->st_size));
 #endif
 
 #if defined(HAVE_STAT_TV_NSEC)
-	ansec = st->st_atim.tv_nsec;
-	mnsec = st->st_mtim.tv_nsec;
-	cnsec = st->st_ctim.tv_nsec;
+    ansec = st->st_atim.tv_nsec;
+    mnsec = st->st_mtim.tv_nsec;
+    cnsec = st->st_ctim.tv_nsec;
 #elif defined(HAVE_STAT_TV_NSEC2)
-	ansec = st->st_atimespec.tv_nsec;
-	mnsec = st->st_mtimespec.tv_nsec;
-	cnsec = st->st_ctimespec.tv_nsec;
+    ansec = st->st_atimespec.tv_nsec;
+    mnsec = st->st_mtimespec.tv_nsec;
+    cnsec = st->st_ctimespec.tv_nsec;
 #elif defined(HAVE_STAT_NSEC)
-	ansec = st->st_atime_nsec;
-	mnsec = st->st_mtime_nsec;
-	cnsec = st->st_ctime_nsec;
+    ansec = st->st_atime_nsec;
+    mnsec = st->st_mtime_nsec;
+    cnsec = st->st_ctime_nsec;
 #else
-	ansec = mnsec = cnsec = 0;
+    ansec = mnsec = cnsec = 0;
 #endif
-	fill_time(v, 7, st->st_atime, ansec);
-	fill_time(v, 8, st->st_mtime, mnsec);
-	fill_time(v, 9, st->st_ctime, cnsec);
+    fill_time(v, 7, st->st_atime, ansec);
+    fill_time(v, 8, st->st_mtime, mnsec);
+    fill_time(v, 9, st->st_ctime, cnsec);
 
 #ifdef HAVE_STRUCT_STAT_ST_BLKSIZE
-	PyStructSequence_SET_ITEM(v, ST_BLKSIZE_IDX,
-			 PyLong_FromLong((long)st->st_blksize));
+    PyStructSequence_SET_ITEM(v, ST_BLKSIZE_IDX,
+                              PyLong_FromLong((long)st->st_blksize));
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_BLOCKS
-	PyStructSequence_SET_ITEM(v, ST_BLOCKS_IDX,
-			 PyLong_FromLong((long)st->st_blocks));
+    PyStructSequence_SET_ITEM(v, ST_BLOCKS_IDX,
+                              PyLong_FromLong((long)st->st_blocks));
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_RDEV
-	PyStructSequence_SET_ITEM(v, ST_RDEV_IDX,
-			 PyLong_FromLong((long)st->st_rdev));
+    PyStructSequence_SET_ITEM(v, ST_RDEV_IDX,
+                              PyLong_FromLong((long)st->st_rdev));
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_GEN
-	PyStructSequence_SET_ITEM(v, ST_GEN_IDX,
-			 PyLong_FromLong((long)st->st_gen));
+    PyStructSequence_SET_ITEM(v, ST_GEN_IDX,
+                              PyLong_FromLong((long)st->st_gen));
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_BIRTHTIME
-	{
-	  PyObject *val;
-	  unsigned long bsec,bnsec;
-	  bsec = (long)st->st_birthtime;
+    {
+      PyObject *val;
+      unsigned long bsec,bnsec;
+      bsec = (long)st->st_birthtime;
 #ifdef HAVE_STAT_TV_NSEC2
-	  bnsec = st->st_birthtimespec.tv_nsec;
+      bnsec = st->st_birthtimespec.tv_nsec;
 #else
-	  bnsec = 0;
-#endif
-	  if (_stat_float_times) {
-	    val = PyFloat_FromDouble(bsec + 1e-9*bnsec);
-	  } else {
-	    val = PyLong_FromLong((long)bsec);
-	  }
-	  PyStructSequence_SET_ITEM(v, ST_BIRTHTIME_IDX,
-				    val);
-	}
+      bnsec = 0;
+#endif
+      if (_stat_float_times) {
+        val = PyFloat_FromDouble(bsec + 1e-9*bnsec);
+      } else {
+        val = PyLong_FromLong((long)bsec);
+      }
+      PyStructSequence_SET_ITEM(v, ST_BIRTHTIME_IDX,
+                                val);
+    }
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_FLAGS
-	PyStructSequence_SET_ITEM(v, ST_FLAGS_IDX,
-			 PyLong_FromLong((long)st->st_flags));
+    PyStructSequence_SET_ITEM(v, ST_FLAGS_IDX,
+                              PyLong_FromLong((long)st->st_flags));
 #endif
 
-	if (PyErr_Occurred()) {
-		Py_DECREF(v);
-		return NULL;
-	}
+    if (PyErr_Occurred()) {
+        Py_DECREF(v);
+        return NULL;
+    }
 
-	return v;
+    return v;
 }
 
 #ifdef MS_WINDOWS
@@ -1414,107 +1415,107 @@ _pystat_fromstructstat(STRUCT_STAT *st)
 static BOOL
 IsUNCRootA(char *path, int pathlen)
 {
-	#define ISSLASH ISSLASHA
+    #define ISSLASH ISSLASHA
 
-	int i, share;
+    int i, share;
 
-	if (pathlen < 5 || !ISSLASH(path[0]) || !ISSLASH(path[1]))
-		/* minimum UNCRoot is \\x\y */
-		return FALSE;
-	for (i = 2; i < pathlen ; i++)
-		if (ISSLASH(path[i])) break;
-	if (i == 2 || i == pathlen)
-		/* do not allow \\\SHARE or \\SERVER */
-		return FALSE;
-	share = i+1;
-	for (i = share; i < pathlen; i++)
-		if (ISSLASH(path[i])) break;
-	return (i != share && (i == pathlen || i == pathlen-1));
+    if (pathlen < 5 || !ISSLASH(path[0]) || !ISSLASH(path[1]))
+        /* minimum UNCRoot is \\x\y */
+        return FALSE;
+    for (i = 2; i < pathlen ; i++)
+        if (ISSLASH(path[i])) break;
+    if (i == 2 || i == pathlen)
+        /* do not allow \\\SHARE or \\SERVER */
+        return FALSE;
+    share = i+1;
+    for (i = share; i < pathlen; i++)
+        if (ISSLASH(path[i])) break;
+    return (i != share && (i == pathlen || i == pathlen-1));
 
-	#undef ISSLASH
+    #undef ISSLASH
 }
 
 static BOOL
 IsUNCRootW(Py_UNICODE *path, int pathlen)
 {
-	#define ISSLASH ISSLASHW
+    #define ISSLASH ISSLASHW
 
-	int i, share;
+    int i, share;
 
-	if (pathlen < 5 || !ISSLASH(path[0]) || !ISSLASH(path[1]))
-		/* minimum UNCRoot is \\x\y */
-		return FALSE;
-	for (i = 2; i < pathlen ; i++)
-		if (ISSLASH(path[i])) break;
-	if (i == 2 || i == pathlen)
-		/* do not allow \\\SHARE or \\SERVER */
-		return FALSE;
-	share = i+1;
-	for (i = share; i < pathlen; i++)
-		if (ISSLASH(path[i])) break;
-	return (i != share && (i == pathlen || i == pathlen-1));
+    if (pathlen < 5 || !ISSLASH(path[0]) || !ISSLASH(path[1]))
+        /* minimum UNCRoot is \\x\y */
+        return FALSE;
+    for (i = 2; i < pathlen ; i++)
+        if (ISSLASH(path[i])) break;
+    if (i == 2 || i == pathlen)
+        /* do not allow \\\SHARE or \\SERVER */
+        return FALSE;
+    share = i+1;
+    for (i = share; i < pathlen; i++)
+        if (ISSLASH(path[i])) break;
+    return (i != share && (i == pathlen || i == pathlen-1));
 
-	#undef ISSLASH
+    #undef ISSLASH
 }
 #endif /* MS_WINDOWS */
 
 static PyObject *
 posix_do_stat(PyObject *self, PyObject *args,
-	      char *format,
+              char *format,
 #ifdef __VMS
-	      int (*statfunc)(const char *, STRUCT_STAT *, ...),
+              int (*statfunc)(const char *, STRUCT_STAT *, ...),
 #else
-	      int (*statfunc)(const char *, STRUCT_STAT *),
+              int (*statfunc)(const char *, STRUCT_STAT *),
 #endif
-	      char *wformat,
-	      int (*wstatfunc)(const Py_UNICODE *, STRUCT_STAT *))
+              char *wformat,
+              int (*wstatfunc)(const Py_UNICODE *, STRUCT_STAT *))
 {
-	STRUCT_STAT st;
-	PyObject *opath;
-	char *path;
-	int res;
-	PyObject *result;
+    STRUCT_STAT st;
+    PyObject *opath;
+    char *path;
+    int res;
+    PyObject *result;
 
 #ifdef MS_WINDOWS
-	PyUnicodeObject *po;
-	if (PyArg_ParseTuple(args, wformat, &po)) {
-		Py_UNICODE *wpath = PyUnicode_AS_UNICODE(po);
-
-		Py_BEGIN_ALLOW_THREADS
-			/* PyUnicode_AS_UNICODE result OK without
-			   thread lock as it is a simple dereference. */
-		res = wstatfunc(wpath, &st);
-		Py_END_ALLOW_THREADS
-
-		if (res != 0)
-			return win32_error_unicode("stat", wpath);
-		return _pystat_fromstructstat(&st);
-	}
-	/* Drop the argument parsing error as narrow strings
-	   are also valid. */
-	PyErr_Clear();
-#endif
-
-	if (!PyArg_ParseTuple(args, format,
-	                      PyUnicode_FSConverter, &opath))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	res = (*statfunc)(path, &st);
-	Py_END_ALLOW_THREADS
-
-	if (res != 0) {
+    PyUnicodeObject *po;
+    if (PyArg_ParseTuple(args, wformat, &po)) {
+        Py_UNICODE *wpath = PyUnicode_AS_UNICODE(po);
+
+        Py_BEGIN_ALLOW_THREADS
+            /* PyUnicode_AS_UNICODE result OK without
+               thread lock as it is a simple dereference. */
+        res = wstatfunc(wpath, &st);
+        Py_END_ALLOW_THREADS
+
+        if (res != 0)
+            return win32_error_unicode("stat", wpath);
+        return _pystat_fromstructstat(&st);
+    }
+    /* Drop the argument parsing error as narrow strings
+       are also valid. */
+    PyErr_Clear();
+#endif
+
+    if (!PyArg_ParseTuple(args, format,
+                          PyUnicode_FSConverter, &opath))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    res = (*statfunc)(path, &st);
+    Py_END_ALLOW_THREADS
+
+    if (res != 0) {
 #ifdef MS_WINDOWS
-		result = win32_error("stat", path);
+        result = win32_error("stat", path);
 #else
-		result = posix_error_with_filename(path);
+        result = posix_error_with_filename(path);
 #endif
-	} 
-	else
-		result = _pystat_fromstructstat(&st);
+    }
+    else
+        result = _pystat_fromstructstat(&st);
 
-	Py_DECREF(opath);
-	return result;
+    Py_DECREF(opath);
+    return result;
 }
 
 /* POSIX methods */
@@ -1530,53 +1531,53 @@ existence, or the inclusive-OR of R_OK, W_OK, and X_OK.");
 static PyObject *
 posix_access(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	int mode;
-	
+    PyObject *opath;
+    char *path;
+    int mode;
+
 #ifdef MS_WINDOWS
-	DWORD attr;
-	PyUnicodeObject *po;
-	if (PyArg_ParseTuple(args, "Ui:access", &po, &mode)) {
-		Py_BEGIN_ALLOW_THREADS
-		/* PyUnicode_AS_UNICODE OK without thread lock as
-		   it is a simple dereference. */
-		attr = GetFileAttributesW(PyUnicode_AS_UNICODE(po));
-		Py_END_ALLOW_THREADS
-		goto finish;
-	}
-	/* Drop the argument parsing error as narrow strings
-	   are also valid. */
-	PyErr_Clear();
-	if (!PyArg_ParseTuple(args, "O&i:access",
-			      PyUnicode_FSConverter, &opath, &mode))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	attr = GetFileAttributesA(path);
-	Py_END_ALLOW_THREADS
-	Py_DECREF(opath);
+    DWORD attr;
+    PyUnicodeObject *po;
+    if (PyArg_ParseTuple(args, "Ui:access", &po, &mode)) {
+        Py_BEGIN_ALLOW_THREADS
+        /* PyUnicode_AS_UNICODE OK without thread lock as
+           it is a simple dereference. */
+        attr = GetFileAttributesW(PyUnicode_AS_UNICODE(po));
+        Py_END_ALLOW_THREADS
+        goto finish;
+    }
+    /* Drop the argument parsing error as narrow strings
+       are also valid. */
+    PyErr_Clear();
+    if (!PyArg_ParseTuple(args, "O&i:access",
+                          PyUnicode_FSConverter, &opath, &mode))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    attr = GetFileAttributesA(path);
+    Py_END_ALLOW_THREADS
+    Py_DECREF(opath);
 finish:
-	if (attr == 0xFFFFFFFF)
-		/* File does not exist, or cannot read attributes */
-		return PyBool_FromLong(0);
-	/* Access is possible if either write access wasn't requested, or
-	   the file isn't read-only, or if it's a directory, as there are
-	   no read-only directories on Windows. */
-	return PyBool_FromLong(!(mode & 2) 
-	                       || !(attr & FILE_ATTRIBUTE_READONLY)
-			       || (attr & FILE_ATTRIBUTE_DIRECTORY));
+    if (attr == 0xFFFFFFFF)
+        /* File does not exist, or cannot read attributes */
+        return PyBool_FromLong(0);
+    /* Access is possible if either write access wasn't requested, or
+       the file isn't read-only, or if it's a directory, as there are
+       no read-only directories on Windows. */
+    return PyBool_FromLong(!(mode & 2)
+                           || !(attr & FILE_ATTRIBUTE_READONLY)
+                           || (attr & FILE_ATTRIBUTE_DIRECTORY));
 #else
-	int res;
-	if (!PyArg_ParseTuple(args, "O&i:access", 
-			      PyUnicode_FSConverter, &opath, &mode))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	res = access(path, mode);
-	Py_END_ALLOW_THREADS
-	Py_DECREF(opath);
-	return PyBool_FromLong(res == 0);
+    int res;
+    if (!PyArg_ParseTuple(args, "O&i:access",
+                          PyUnicode_FSConverter, &opath, &mode))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    res = access(path, mode);
+    Py_END_ALLOW_THREADS
+    Py_DECREF(opath);
+    return PyBool_FromLong(res == 0);
 #endif
 }
 
@@ -1601,26 +1602,26 @@ Return the name of the terminal device connected to 'fd'.");
 static PyObject *
 posix_ttyname(PyObject *self, PyObject *args)
 {
-	int id;
-	char *ret;
+    int id;
+    char *ret;
 
-	if (!PyArg_ParseTuple(args, "i:ttyname", &id))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:ttyname", &id))
+        return NULL;
 
 #if defined(__VMS)
-        /* file descriptor 0 only, the default input device (stdin) */
-	if (id == 0) {
-		ret = ttyname();
-	}
-	else {
-		ret = NULL;
-	}
+    /* file descriptor 0 only, the default input device (stdin) */
+    if (id == 0) {
+        ret = ttyname();
+    }
+    else {
+        ret = NULL;
+    }
 #else
-	ret = ttyname(id);
+    ret = ttyname(id);
 #endif
-	if (ret == NULL)
-		return posix_error();
-	return PyUnicode_FromString(ret);
+    if (ret == NULL)
+        return posix_error();
+    return PyUnicode_FromString(ret);
 }
 #endif
 
@@ -1632,17 +1633,17 @@ Return the name of the controlling terminal for this process.");
 static PyObject *
 posix_ctermid(PyObject *self, PyObject *noargs)
 {
-        char *ret;
-        char buffer[L_ctermid];
+    char *ret;
+    char buffer[L_ctermid];
 
 #ifdef USE_CTERMID_R
-	ret = ctermid_r(buffer);
+    ret = ctermid_r(buffer);
 #else
-        ret = ctermid(buffer);
+    ret = ctermid(buffer);
 #endif
-	if (ret == NULL)
-		return posix_error();
-	return PyUnicode_FromString(buffer);
+    if (ret == NULL)
+        return posix_error();
+    return PyUnicode_FromString(buffer);
 }
 #endif
 
@@ -1654,13 +1655,13 @@ static PyObject *
 posix_chdir(PyObject *self, PyObject *args)
 {
 #ifdef MS_WINDOWS
-	return win32_1str(args, "chdir", "y:chdir", win32_chdir, "U:chdir", win32_wchdir);
+    return win32_1str(args, "chdir", "y:chdir", win32_chdir, "U:chdir", win32_wchdir);
 #elif defined(PYOS_OS2) && defined(PYCC_GCC)
-	return posix_1str(args, "O&:chdir", _chdir2);
+    return posix_1str(args, "O&:chdir", _chdir2);
 #elif defined(__VMS)
-	return posix_1str(args, "O&:chdir", (int (*)(const char *))chdir);
+    return posix_1str(args, "O&:chdir", (int (*)(const char *))chdir);
 #else
-	return posix_1str(args, "O&:chdir", chdir);
+    return posix_1str(args, "O&:chdir", chdir);
 #endif
 }
 
@@ -1673,7 +1674,7 @@ opened on a directory, not a file.");
 static PyObject *
 posix_fchdir(PyObject *self, PyObject *fdobj)
 {
-	return posix_fildes(fdobj, fchdir);
+    return posix_fildes(fdobj, fchdir);
 }
 #endif /* HAVE_FCHDIR */
 
@@ -1685,73 +1686,73 @@ Change the access permissions of a file.");
 static PyObject *
 posix_chmod(PyObject *self, PyObject *args)
 {
-	PyObject *opath = NULL;
-	char *path = NULL;
-	int i;
-	int res;
+    PyObject *opath = NULL;
+    char *path = NULL;
+    int i;
+    int res;
 #ifdef MS_WINDOWS
-	DWORD attr;
-	PyUnicodeObject *po;
-	if (PyArg_ParseTuple(args, "Ui|:chmod", &po, &i)) {
-		Py_BEGIN_ALLOW_THREADS
-		attr = GetFileAttributesW(PyUnicode_AS_UNICODE(po));
-		if (attr != 0xFFFFFFFF) {
-			if (i & _S_IWRITE)
-				attr &= ~FILE_ATTRIBUTE_READONLY;
-			else
-				attr |= FILE_ATTRIBUTE_READONLY;
-			res = SetFileAttributesW(PyUnicode_AS_UNICODE(po), attr);
-		}
-		else
-			res = 0;
-		Py_END_ALLOW_THREADS
-		if (!res)
-			return win32_error_unicode("chmod",
-					PyUnicode_AS_UNICODE(po));
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
-	/* Drop the argument parsing error as narrow strings
-	   are also valid. */
-	PyErr_Clear();
-
-	if (!PyArg_ParseTuple(args, "O&i:chmod", PyUnicode_FSConverter,
-	                      &opath, &i))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	attr = GetFileAttributesA(path);
-	if (attr != 0xFFFFFFFF) {
-		if (i & _S_IWRITE)
-			attr &= ~FILE_ATTRIBUTE_READONLY;
-		else
-			attr |= FILE_ATTRIBUTE_READONLY;
-		res = SetFileAttributesA(path, attr);
-	}
-	else
-		res = 0;
-	Py_END_ALLOW_THREADS
-	if (!res) {
-		win32_error("chmod", path);
-		Py_DECREF(opath);
-		return NULL;
-	}
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    DWORD attr;
+    PyUnicodeObject *po;
+    if (PyArg_ParseTuple(args, "Ui|:chmod", &po, &i)) {
+        Py_BEGIN_ALLOW_THREADS
+        attr = GetFileAttributesW(PyUnicode_AS_UNICODE(po));
+        if (attr != 0xFFFFFFFF) {
+            if (i & _S_IWRITE)
+                attr &= ~FILE_ATTRIBUTE_READONLY;
+            else
+                attr |= FILE_ATTRIBUTE_READONLY;
+            res = SetFileAttributesW(PyUnicode_AS_UNICODE(po), attr);
+        }
+        else
+            res = 0;
+        Py_END_ALLOW_THREADS
+        if (!res)
+            return win32_error_unicode("chmod",
+                                       PyUnicode_AS_UNICODE(po));
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
+    /* Drop the argument parsing error as narrow strings
+       are also valid. */
+    PyErr_Clear();
+
+    if (!PyArg_ParseTuple(args, "O&i:chmod", PyUnicode_FSConverter,
+                          &opath, &i))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    attr = GetFileAttributesA(path);
+    if (attr != 0xFFFFFFFF) {
+        if (i & _S_IWRITE)
+            attr &= ~FILE_ATTRIBUTE_READONLY;
+        else
+            attr |= FILE_ATTRIBUTE_READONLY;
+        res = SetFileAttributesA(path, attr);
+    }
+    else
+        res = 0;
+    Py_END_ALLOW_THREADS
+    if (!res) {
+        win32_error("chmod", path);
+        Py_DECREF(opath);
+        return NULL;
+    }
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 #else /* MS_WINDOWS */
-	if (!PyArg_ParseTuple(args, "O&i:chmod", PyUnicode_FSConverter,
-	                      &opath, &i))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	res = chmod(path, i);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error_with_allocated_filename(opath);
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    if (!PyArg_ParseTuple(args, "O&i:chmod", PyUnicode_FSConverter,
+                          &opath, &i))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    res = chmod(path, i);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error_with_allocated_filename(opath);
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 #endif
 }
 
@@ -1764,15 +1765,15 @@ descriptor fd.");
 static PyObject *
 posix_fchmod(PyObject *self, PyObject *args)
 {
-	int fd, mode, res;
-	if (!PyArg_ParseTuple(args, "ii:fchmod", &fd, &mode))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	res = fchmod(fd, mode);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	Py_RETURN_NONE;
+    int fd, mode, res;
+    if (!PyArg_ParseTuple(args, "ii:fchmod", &fd, &mode))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    res = fchmod(fd, mode);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    Py_RETURN_NONE;
 }
 #endif /* HAVE_FCHMOD */
 
@@ -1785,21 +1786,21 @@ affects the link itself rather than the target.");
 static PyObject *
 posix_lchmod(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	int i;
-	int res;
-	if (!PyArg_ParseTuple(args, "O&i:lchmod", PyUnicode_FSConverter,
-	                      &opath, &i))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	res = lchmod(path, i);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error_with_allocated_filename(opath);
-	Py_DECREF(opath);
-	Py_RETURN_NONE;
+    PyObject *opath;
+    char *path;
+    int i;
+    int res;
+    if (!PyArg_ParseTuple(args, "O&i:lchmod", PyUnicode_FSConverter,
+                          &opath, &i))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    res = lchmod(path, i);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error_with_allocated_filename(opath);
+    Py_DECREF(opath);
+    Py_RETURN_NONE;
 }
 #endif /* HAVE_LCHMOD */
 
@@ -1812,22 +1813,22 @@ Set file flags.");
 static PyObject *
 posix_chflags(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	unsigned long flags;
-	int res;
-	if (!PyArg_ParseTuple(args, "O&k:chflags",
-			      PyUnicode_FSConverter, &opath, &flags))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	res = chflags(path, flags);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error_with_allocated_filename(opath);
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyObject *opath;
+    char *path;
+    unsigned long flags;
+    int res;
+    if (!PyArg_ParseTuple(args, "O&k:chflags",
+                          PyUnicode_FSConverter, &opath, &flags))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    res = chflags(path, flags);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error_with_allocated_filename(opath);
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_CHFLAGS */
 
@@ -1840,22 +1841,22 @@ This function will not follow symbolic links.");
 static PyObject *
 posix_lchflags(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	unsigned long flags;
-	int res;
-	if (!PyArg_ParseTuple(args, "O&k:lchflags",
-			      PyUnicode_FSConverter, &opath, &flags))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	res = lchflags(path, flags);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error_with_allocated_filename(opath);
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyObject *opath;
+    char *path;
+    unsigned long flags;
+    int res;
+    if (!PyArg_ParseTuple(args, "O&k:lchflags",
+                          PyUnicode_FSConverter, &opath, &flags))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    res = lchflags(path, flags);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error_with_allocated_filename(opath);
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_LCHFLAGS */
 
@@ -1867,7 +1868,7 @@ Change root directory to path.");
 static PyObject *
 posix_chroot(PyObject *self, PyObject *args)
 {
-	return posix_1str(args, "O&:chroot", chroot);
+    return posix_1str(args, "O&:chroot", chroot);
 }
 #endif
 
@@ -1910,23 +1911,23 @@ Change the owner and group id of path to the numeric uid and gid.");
 static PyObject *
 posix_chown(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	long uid, gid;
-	int res;
-	if (!PyArg_ParseTuple(args, "O&ll:chown",
-	                      PyUnicode_FSConverter, &opath,
-	                      &uid, &gid))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	res = chown(path, (uid_t) uid, (gid_t) gid);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error_with_allocated_filename(opath);
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyObject *opath;
+    char *path;
+    long uid, gid;
+    int res;
+    if (!PyArg_ParseTuple(args, "O&ll:chown",
+                          PyUnicode_FSConverter, &opath,
+                          &uid, &gid))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    res = chown(path, (uid_t) uid, (gid_t) gid);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error_with_allocated_filename(opath);
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_CHOWN */
 
@@ -1939,17 +1940,17 @@ fd to the numeric uid and gid.");
 static PyObject *
 posix_fchown(PyObject *self, PyObject *args)
 {
-	int fd;
-	long uid, gid;
-	int res;
-	if (!PyArg_ParseTuple(args, "ill:chown", &fd, &uid, &gid))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	res = fchown(fd, (uid_t) uid, (gid_t) gid);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	Py_RETURN_NONE;
+    int fd;
+    long uid, gid;
+    int res;
+    if (!PyArg_ParseTuple(args, "ill:chown", &fd, &uid, &gid))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    res = fchown(fd, (uid_t) uid, (gid_t) gid);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    Py_RETURN_NONE;
 }
 #endif /* HAVE_FCHOWN */
 
@@ -1962,23 +1963,23 @@ This function will not follow symbolic links.");
 static PyObject *
 posix_lchown(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	long uid, gid;
-	int res;
-	if (!PyArg_ParseTuple(args, "O&ll:lchown",
-	                      PyUnicode_FSConverter, &opath,
-	                      &uid, &gid))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	res = lchown(path, (uid_t) uid, (gid_t) gid);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error_with_allocated_filename(opath);
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyObject *opath;
+    char *path;
+    long uid, gid;
+    int res;
+    if (!PyArg_ParseTuple(args, "O&ll:lchown",
+                          PyUnicode_FSConverter, &opath,
+                          &uid, &gid))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    res = lchown(path, (uid_t) uid, (gid_t) gid);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error_with_allocated_filename(opath);
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_LCHOWN */
 
@@ -1987,52 +1988,52 @@ posix_lchown(PyObject *self, PyObject *args)
 static PyObject *
 posix_getcwd(int use_bytes)
 {
-	char buf[1026];
-	char *res;
+    char buf[1026];
+    char *res;
 
 #ifdef MS_WINDOWS
-	if (!use_bytes) {
-		wchar_t wbuf[1026];
-		wchar_t *wbuf2 = wbuf;
-		PyObject *resobj;
-		DWORD len;
-		Py_BEGIN_ALLOW_THREADS
-		len = GetCurrentDirectoryW(sizeof wbuf/ sizeof wbuf[0], wbuf);
-		/* If the buffer is large enough, len does not include the
-		   terminating \0. If the buffer is too small, len includes
-		   the space needed for the terminator. */
-		if (len >= sizeof wbuf/ sizeof wbuf[0]) {
-			wbuf2 = malloc(len * sizeof(wchar_t));
-			if (wbuf2)
-				len = GetCurrentDirectoryW(len, wbuf2);
-		}
-		Py_END_ALLOW_THREADS
-		if (!wbuf2) {
-			PyErr_NoMemory();
-			return NULL;
-		}
-		if (!len) {
-			if (wbuf2 != wbuf) free(wbuf2);
-			return win32_error("getcwdu", NULL);
-		}
-		resobj = PyUnicode_FromWideChar(wbuf2, len);
-		if (wbuf2 != wbuf) free(wbuf2);
-		return resobj;
-	}
-#endif
-
-	Py_BEGIN_ALLOW_THREADS
+    if (!use_bytes) {
+        wchar_t wbuf[1026];
+        wchar_t *wbuf2 = wbuf;
+        PyObject *resobj;
+        DWORD len;
+        Py_BEGIN_ALLOW_THREADS
+        len = GetCurrentDirectoryW(sizeof wbuf/ sizeof wbuf[0], wbuf);
+        /* If the buffer is large enough, len does not include the
+           terminating \0. If the buffer is too small, len includes
+           the space needed for the terminator. */
+        if (len >= sizeof wbuf/ sizeof wbuf[0]) {
+            wbuf2 = malloc(len * sizeof(wchar_t));
+            if (wbuf2)
+                len = GetCurrentDirectoryW(len, wbuf2);
+        }
+        Py_END_ALLOW_THREADS
+        if (!wbuf2) {
+            PyErr_NoMemory();
+            return NULL;
+        }
+        if (!len) {
+            if (wbuf2 != wbuf) free(wbuf2);
+            return win32_error("getcwdu", NULL);
+        }
+        resobj = PyUnicode_FromWideChar(wbuf2, len);
+        if (wbuf2 != wbuf) free(wbuf2);
+        return resobj;
+    }
+#endif
+
+    Py_BEGIN_ALLOW_THREADS
 #if defined(PYOS_OS2) && defined(PYCC_GCC)
-	res = _getcwd2(buf, sizeof buf);
+    res = _getcwd2(buf, sizeof buf);
 #else
-	res = getcwd(buf, sizeof buf);
+    res = getcwd(buf, sizeof buf);
 #endif
-	Py_END_ALLOW_THREADS
-	if (res == NULL)
-		return posix_error();
-	if (use_bytes)
-		return PyBytes_FromStringAndSize(buf, strlen(buf));
-	return PyUnicode_Decode(buf, strlen(buf), Py_FileSystemDefaultEncoding,"surrogateescape");
+    Py_END_ALLOW_THREADS
+    if (res == NULL)
+        return posix_error();
+    if (use_bytes)
+        return PyBytes_FromStringAndSize(buf, strlen(buf));
+    return PyUnicode_Decode(buf, strlen(buf), Py_FileSystemDefaultEncoding,"surrogateescape");
 }
 
 PyDoc_STRVAR(posix_getcwd__doc__,
@@ -2065,7 +2066,7 @@ Create a hard link to a file.");
 static PyObject *
 posix_link(PyObject *self, PyObject *args)
 {
-	return posix_2str(args, "O&O&:link", link);
+    return posix_2str(args, "O&O&:link", link);
 }
 #endif /* HAVE_LINK */
 
@@ -2074,7 +2075,7 @@ PyDoc_STRVAR(posix_listdir__doc__,
 "listdir(path) -> list_of_strings\n\n\
 Return a list containing the names of the entries in the directory.\n\
 \n\
-	path: path of directory to list\n\
+    path: path of directory to list\n\
 \n\
 The list is in arbitrary order.  It does not include the special\n\
 entries '.' and '..' even if they are present in the directory.");
@@ -2082,163 +2083,163 @@ entries '.' and '..' even if they are present in the directory.");
 static PyObject *
 posix_listdir(PyObject *self, PyObject *args)
 {
-	/* XXX Should redo this putting the (now four) versions of opendir
-	   in separate files instead of having them all here... */
+    /* XXX Should redo this putting the (now four) versions of opendir
+       in separate files instead of having them all here... */
 #if defined(MS_WINDOWS) && !defined(HAVE_OPENDIR)
 
-	PyObject *d, *v;
-	HANDLE hFindFile;
-	BOOL result;
-	WIN32_FIND_DATA FileData;
-	PyObject *opath;
-	char namebuf[MAX_PATH+5]; /* Overallocate for \\*.*\0 */
-	char *bufptr = namebuf;
-	Py_ssize_t len = sizeof(namebuf)-5; /* only claim to have space for MAX_PATH */
-
-	PyObject *po;
-	if (PyArg_ParseTuple(args, "U:listdir", &po)) {
-		WIN32_FIND_DATAW wFileData;
-		Py_UNICODE *wnamebuf;
-		/* Overallocate for \\*.*\0 */
-		len = PyUnicode_GET_SIZE(po);
-		wnamebuf = malloc((len + 5) * sizeof(wchar_t));
-		if (!wnamebuf) {
-			PyErr_NoMemory();
-			return NULL;
-		}
-		wcscpy(wnamebuf, PyUnicode_AS_UNICODE(po));
-		if (len > 0) {
-			Py_UNICODE wch = wnamebuf[len-1];
-			if (wch != L'/' && wch != L'\\' && wch != L':')
-				wnamebuf[len++] = L'\\';
-			wcscpy(wnamebuf + len, L"*.*");
-		}
-		if ((d = PyList_New(0)) == NULL) {
-			free(wnamebuf);
-			return NULL;
-		}
-		hFindFile = FindFirstFileW(wnamebuf, &wFileData);
-		if (hFindFile == INVALID_HANDLE_VALUE) {
-			int error = GetLastError();
-			if (error == ERROR_FILE_NOT_FOUND) {
-				free(wnamebuf);
-				return d;
-			}
-			Py_DECREF(d);
-			win32_error_unicode("FindFirstFileW", wnamebuf);
-			free(wnamebuf);
-			return NULL;
-		}
-		do {
-			/* Skip over . and .. */
-			if (wcscmp(wFileData.cFileName, L".") != 0 &&
-			    wcscmp(wFileData.cFileName, L"..") != 0) {
-				v = PyUnicode_FromUnicode(wFileData.cFileName, wcslen(wFileData.cFileName));
-				if (v == NULL) {
-					Py_DECREF(d);
-					d = NULL;
-					break;
-				}
-				if (PyList_Append(d, v) != 0) {
-					Py_DECREF(v);
-					Py_DECREF(d);
-					d = NULL;
-					break;
-				}
-				Py_DECREF(v);
-			}
-			Py_BEGIN_ALLOW_THREADS
-			result = FindNextFileW(hFindFile, &wFileData);
-			Py_END_ALLOW_THREADS
-			/* FindNextFile sets error to ERROR_NO_MORE_FILES if
-			   it got to the end of the directory. */
-			if (!result && GetLastError() != ERROR_NO_MORE_FILES) {
-			    Py_DECREF(d);
-			    win32_error_unicode("FindNextFileW", wnamebuf);
-			    FindClose(hFindFile);
-			    free(wnamebuf);
-			    return NULL;
-			}
-		} while (result == TRUE);
-
-		if (FindClose(hFindFile) == FALSE) {
-			Py_DECREF(d);
-			win32_error_unicode("FindClose", wnamebuf);
-			free(wnamebuf);
-			return NULL;
-		}
-		free(wnamebuf);
-		return d;
-	}
-	/* Drop the argument parsing error as narrow strings
-	   are also valid. */
-	PyErr_Clear();
-
-	if (!PyArg_ParseTuple(args, "O&:listdir",
-	                      PyUnicode_FSConverter, &opath))
-		return NULL;
-	if (PyBytes_GET_SIZE(opath)+1 > MAX_PATH) {
-		PyErr_SetString(PyExc_ValueError, "path too long");
-		Py_DECREF(opath);
-		return NULL;
-	}
-	strcpy(namebuf, PyBytes_AsString(opath));
-	len = PyObject_Size(opath);
-	if (len > 0) {
-		char ch = namebuf[len-1];
-		if (ch != SEP && ch != ALTSEP && ch != ':')
-			namebuf[len++] = '/';
-		strcpy(namebuf + len, "*.*");
-	}
-
-	if ((d = PyList_New(0)) == NULL)
-		return NULL;
-
-	hFindFile = FindFirstFile(namebuf, &FileData);
-	if (hFindFile == INVALID_HANDLE_VALUE) {
-		int error = GetLastError();
-		if (error == ERROR_FILE_NOT_FOUND)
-			return d;
-		Py_DECREF(d);
-		return win32_error("FindFirstFile", namebuf);
-	}
-	do {
-		/* Skip over . and .. */
-		if (strcmp(FileData.cFileName, ".") != 0 &&
-		    strcmp(FileData.cFileName, "..") != 0) {
-			v = PyBytes_FromString(FileData.cFileName);
-			if (v == NULL) {
-				Py_DECREF(d);
-				d = NULL;
-				break;
-			}
-			if (PyList_Append(d, v) != 0) {
-				Py_DECREF(v);
-				Py_DECREF(d);
-				d = NULL;
-				break;
-			}
-			Py_DECREF(v);
-		}
-		Py_BEGIN_ALLOW_THREADS
-		result = FindNextFile(hFindFile, &FileData);
-		Py_END_ALLOW_THREADS
-		/* FindNextFile sets error to ERROR_NO_MORE_FILES if
-		   it got to the end of the directory. */
-		if (!result && GetLastError() != ERROR_NO_MORE_FILES) {
-		    Py_DECREF(d);
-		    win32_error("FindNextFile", namebuf);
-		    FindClose(hFindFile);
-		    return NULL;
-		}
-	} while (result == TRUE);
-
-	if (FindClose(hFindFile) == FALSE) {
-		Py_DECREF(d);
-		return win32_error("FindClose", namebuf);
-	}
-
-	return d;
+    PyObject *d, *v;
+    HANDLE hFindFile;
+    BOOL result;
+    WIN32_FIND_DATA FileData;
+    PyObject *opath;
+    char namebuf[MAX_PATH+5]; /* Overallocate for \\*.*\0 */
+    char *bufptr = namebuf;
+    Py_ssize_t len = sizeof(namebuf)-5; /* only claim to have space for MAX_PATH */
+
+    PyObject *po;
+    if (PyArg_ParseTuple(args, "U:listdir", &po)) {
+        WIN32_FIND_DATAW wFileData;
+        Py_UNICODE *wnamebuf;
+        /* Overallocate for \\*.*\0 */
+        len = PyUnicode_GET_SIZE(po);
+        wnamebuf = malloc((len + 5) * sizeof(wchar_t));
+        if (!wnamebuf) {
+            PyErr_NoMemory();
+            return NULL;
+        }
+        wcscpy(wnamebuf, PyUnicode_AS_UNICODE(po));
+        if (len > 0) {
+            Py_UNICODE wch = wnamebuf[len-1];
+            if (wch != L'/' && wch != L'\\' && wch != L':')
+                wnamebuf[len++] = L'\\';
+            wcscpy(wnamebuf + len, L"*.*");
+        }
+        if ((d = PyList_New(0)) == NULL) {
+            free(wnamebuf);
+            return NULL;
+        }
+        hFindFile = FindFirstFileW(wnamebuf, &wFileData);
+        if (hFindFile == INVALID_HANDLE_VALUE) {
+            int error = GetLastError();
+            if (error == ERROR_FILE_NOT_FOUND) {
+                free(wnamebuf);
+                return d;
+            }
+            Py_DECREF(d);
+            win32_error_unicode("FindFirstFileW", wnamebuf);
+            free(wnamebuf);
+            return NULL;
+        }
+        do {
+            /* Skip over . and .. */
+            if (wcscmp(wFileData.cFileName, L".") != 0 &&
+                wcscmp(wFileData.cFileName, L"..") != 0) {
+                v = PyUnicode_FromUnicode(wFileData.cFileName, wcslen(wFileData.cFileName));
+                if (v == NULL) {
+                    Py_DECREF(d);
+                    d = NULL;
+                    break;
+                }
+                if (PyList_Append(d, v) != 0) {
+                    Py_DECREF(v);
+                    Py_DECREF(d);
+                    d = NULL;
+                    break;
+                }
+                Py_DECREF(v);
+            }
+            Py_BEGIN_ALLOW_THREADS
+            result = FindNextFileW(hFindFile, &wFileData);
+            Py_END_ALLOW_THREADS
+            /* FindNextFile sets error to ERROR_NO_MORE_FILES if
+               it got to the end of the directory. */
+            if (!result && GetLastError() != ERROR_NO_MORE_FILES) {
+                Py_DECREF(d);
+                win32_error_unicode("FindNextFileW", wnamebuf);
+                FindClose(hFindFile);
+                free(wnamebuf);
+                return NULL;
+            }
+        } while (result == TRUE);
+
+        if (FindClose(hFindFile) == FALSE) {
+            Py_DECREF(d);
+            win32_error_unicode("FindClose", wnamebuf);
+            free(wnamebuf);
+            return NULL;
+        }
+        free(wnamebuf);
+        return d;
+    }
+    /* Drop the argument parsing error as narrow strings
+       are also valid. */
+    PyErr_Clear();
+
+    if (!PyArg_ParseTuple(args, "O&:listdir",
+                          PyUnicode_FSConverter, &opath))
+        return NULL;
+    if (PyBytes_GET_SIZE(opath)+1 > MAX_PATH) {
+        PyErr_SetString(PyExc_ValueError, "path too long");
+        Py_DECREF(opath);
+        return NULL;
+    }
+    strcpy(namebuf, PyBytes_AsString(opath));
+    len = PyObject_Size(opath);
+    if (len > 0) {
+        char ch = namebuf[len-1];
+        if (ch != SEP && ch != ALTSEP && ch != ':')
+            namebuf[len++] = '/';
+        strcpy(namebuf + len, "*.*");
+    }
+
+    if ((d = PyList_New(0)) == NULL)
+        return NULL;
+
+    hFindFile = FindFirstFile(namebuf, &FileData);
+    if (hFindFile == INVALID_HANDLE_VALUE) {
+        int error = GetLastError();
+        if (error == ERROR_FILE_NOT_FOUND)
+            return d;
+        Py_DECREF(d);
+        return win32_error("FindFirstFile", namebuf);
+    }
+    do {
+        /* Skip over . and .. */
+        if (strcmp(FileData.cFileName, ".") != 0 &&
+            strcmp(FileData.cFileName, "..") != 0) {
+            v = PyBytes_FromString(FileData.cFileName);
+            if (v == NULL) {
+                Py_DECREF(d);
+                d = NULL;
+                break;
+            }
+            if (PyList_Append(d, v) != 0) {
+                Py_DECREF(v);
+                Py_DECREF(d);
+                d = NULL;
+                break;
+            }
+            Py_DECREF(v);
+        }
+        Py_BEGIN_ALLOW_THREADS
+        result = FindNextFile(hFindFile, &FileData);
+        Py_END_ALLOW_THREADS
+        /* FindNextFile sets error to ERROR_NO_MORE_FILES if
+           it got to the end of the directory. */
+        if (!result && GetLastError() != ERROR_NO_MORE_FILES) {
+            Py_DECREF(d);
+            win32_error("FindNextFile", namebuf);
+            FindClose(hFindFile);
+            return NULL;
+        }
+    } while (result == TRUE);
+
+    if (FindClose(hFindFile) == FALSE) {
+        Py_DECREF(d);
+        return win32_error("FindClose", namebuf);
+    }
+
+    return d;
 
 #elif defined(PYOS_OS2)
 
@@ -2255,7 +2256,7 @@ posix_listdir(PyObject *self, PyObject *args)
     FILEFINDBUF3   ep;
     APIRET rc;
 
-    if (!PyArg_ParseTuple(args, "O&:listdir", 
+    if (!PyArg_ParseTuple(args, "O&:listdir",
                           PyUnicode_FSConverter, &oname))
         return NULL;
     name = PyBytes_AsString(oname);
@@ -2320,82 +2321,82 @@ posix_listdir(PyObject *self, PyObject *args)
     Py_DECREF(oname);
     return d;
 #else
-	PyObject *oname;
-	char *name;
-	PyObject *d, *v;
-	DIR *dirp;
-	struct dirent *ep;
-	int arg_is_unicode = 1;
-
-	errno = 0;
-	if (!PyArg_ParseTuple(args, "U:listdir", &v)) {
-		arg_is_unicode = 0;
-		PyErr_Clear();
-	}
-	if (!PyArg_ParseTuple(args, "O&:listdir", PyUnicode_FSConverter, &oname))
-		return NULL;
-	name = PyBytes_AsString(oname);
-	if ((dirp = opendir(name)) == NULL) {
-		return posix_error_with_allocated_filename(oname);
-	}
-	if ((d = PyList_New(0)) == NULL) {
-		closedir(dirp);
-		Py_DECREF(oname);
-		return NULL;
-	}
-	for (;;) {
-		errno = 0;
-		Py_BEGIN_ALLOW_THREADS
-		ep = readdir(dirp);
-		Py_END_ALLOW_THREADS
-		if (ep == NULL) {
-			if (errno == 0) {
-				break;
-			} else {
-				closedir(dirp);
-				Py_DECREF(d);
-				return posix_error_with_allocated_filename(oname);
-			}
-		}
-		if (ep->d_name[0] == '.' &&
-		    (NAMLEN(ep) == 1 ||
-		     (ep->d_name[1] == '.' && NAMLEN(ep) == 2)))
-			continue;
-		v = PyBytes_FromStringAndSize(ep->d_name, NAMLEN(ep));
-		if (v == NULL) {
-			Py_DECREF(d);
-			d = NULL;
-			break;
-		}
-		if (arg_is_unicode) {
-			PyObject *w;
-
-			w = PyUnicode_FromEncodedObject(v,
-					Py_FileSystemDefaultEncoding,
-					"surrogateescape");
-			Py_DECREF(v);
-			if (w != NULL)
-				v = w;
-			else {
-				/* Encoding failed to decode ASCII bytes.
-				   Raise exception. */
-				Py_DECREF(d);
-				d = NULL;
-				break;
-			}
-		}
-		if (PyList_Append(d, v) != 0) {
-			Py_DECREF(v);
-			Py_DECREF(d);
-			d = NULL;
-			break;
-		}
-		Py_DECREF(v);
-	}
-	closedir(dirp);
-	Py_DECREF(oname);
-
-	return d;
+    PyObject *oname;
+    char *name;
+    PyObject *d, *v;
+    DIR *dirp;
+    struct dirent *ep;
+    int arg_is_unicode = 1;
+
+    errno = 0;
+    if (!PyArg_ParseTuple(args, "U:listdir", &v)) {
+        arg_is_unicode = 0;
+        PyErr_Clear();
+    }
+    if (!PyArg_ParseTuple(args, "O&:listdir", PyUnicode_FSConverter, &oname))
+        return NULL;
+    name = PyBytes_AsString(oname);
+    if ((dirp = opendir(name)) == NULL) {
+        return posix_error_with_allocated_filename(oname);
+    }
+    if ((d = PyList_New(0)) == NULL) {
+        closedir(dirp);
+        Py_DECREF(oname);
+        return NULL;
+    }
+    for (;;) {
+        errno = 0;
+        Py_BEGIN_ALLOW_THREADS
+        ep = readdir(dirp);
+        Py_END_ALLOW_THREADS
+        if (ep == NULL) {
+            if (errno == 0) {
+                break;
+            } else {
+                closedir(dirp);
+                Py_DECREF(d);
+                return posix_error_with_allocated_filename(oname);
+            }
+        }
+        if (ep->d_name[0] == '.' &&
+            (NAMLEN(ep) == 1 ||
+             (ep->d_name[1] == '.' && NAMLEN(ep) == 2)))
+            continue;
+        v = PyBytes_FromStringAndSize(ep->d_name, NAMLEN(ep));
+        if (v == NULL) {
+            Py_DECREF(d);
+            d = NULL;
+            break;
+        }
+        if (arg_is_unicode) {
+            PyObject *w;
+
+            w = PyUnicode_FromEncodedObject(v,
+                                            Py_FileSystemDefaultEncoding,
+                                            "surrogateescape");
+            Py_DECREF(v);
+            if (w != NULL)
+                v = w;
+            else {
+                /* Encoding failed to decode ASCII bytes.
+                   Raise exception. */
+                Py_DECREF(d);
+                d = NULL;
+                break;
+            }
+        }
+        if (PyList_Append(d, v) != 0) {
+            Py_DECREF(v);
+            Py_DECREF(d);
+            d = NULL;
+            break;
+        }
+        Py_DECREF(v);
+    }
+    closedir(dirp);
+    Py_DECREF(oname);
+
+    return d;
 
 #endif /* which OS */
 }  /* end of posix_listdir */
@@ -2405,56 +2406,56 @@ posix_listdir(PyObject *self, PyObject *args)
 static PyObject *
 posix__getfullpathname(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	char outbuf[MAX_PATH*2];
-	char *temp;
+    PyObject *opath;
+    char *path;
+    char outbuf[MAX_PATH*2];
+    char *temp;
 #ifdef MS_WINDOWS
-	PyUnicodeObject *po;
-	if (PyArg_ParseTuple(args, "U|:_getfullpathname", &po)) {
-		Py_UNICODE *wpath = PyUnicode_AS_UNICODE(po);
-		Py_UNICODE woutbuf[MAX_PATH*2], *woutbufp = woutbuf;
-		Py_UNICODE *wtemp;
-		DWORD result;
-		PyObject *v;
-		result = GetFullPathNameW(wpath,
-					   sizeof(woutbuf)/sizeof(woutbuf[0]),
-					    woutbuf, &wtemp);
-		if (result > sizeof(woutbuf)/sizeof(woutbuf[0])) {
-			woutbufp = malloc(result * sizeof(Py_UNICODE));
-			if (!woutbufp)
-				return PyErr_NoMemory();
-			result = GetFullPathNameW(wpath, result, woutbufp, &wtemp);
-		}
-		if (result)
-			v = PyUnicode_FromUnicode(woutbufp, wcslen(woutbufp));
-		else
-			v = win32_error_unicode("GetFullPathNameW", wpath);
-		if (woutbufp != woutbuf)
-			free(woutbufp);
-		return v;
-	}
-	/* Drop the argument parsing error as narrow strings
-	   are also valid. */
-	PyErr_Clear();
-
-#endif
-	if (!PyArg_ParseTuple (args, "O&:_getfullpathname",
-	                       PyUnicode_FSConverter, &opath))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	if (!GetFullPathName(path, sizeof(outbuf)/sizeof(outbuf[0]),
-	                     outbuf, &temp)) {
-		win32_error("GetFullPathName", path);
-		Py_DECREF(opath);
-		return NULL;
-	}
-	Py_DECREF(opath);
-	if (PyUnicode_Check(PyTuple_GetItem(args, 0))) {
-		return PyUnicode_Decode(outbuf, strlen(outbuf),
-			Py_FileSystemDefaultEncoding, NULL);
-	}
-	return PyBytes_FromString(outbuf);
+    PyUnicodeObject *po;
+    if (PyArg_ParseTuple(args, "U|:_getfullpathname", &po)) {
+        Py_UNICODE *wpath = PyUnicode_AS_UNICODE(po);
+        Py_UNICODE woutbuf[MAX_PATH*2], *woutbufp = woutbuf;
+        Py_UNICODE *wtemp;
+        DWORD result;
+        PyObject *v;
+        result = GetFullPathNameW(wpath,
+                                  sizeof(woutbuf)/sizeof(woutbuf[0]),
+                                  woutbuf, &wtemp);
+        if (result > sizeof(woutbuf)/sizeof(woutbuf[0])) {
+            woutbufp = malloc(result * sizeof(Py_UNICODE));
+            if (!woutbufp)
+                return PyErr_NoMemory();
+            result = GetFullPathNameW(wpath, result, woutbufp, &wtemp);
+        }
+        if (result)
+            v = PyUnicode_FromUnicode(woutbufp, wcslen(woutbufp));
+        else
+            v = win32_error_unicode("GetFullPathNameW", wpath);
+        if (woutbufp != woutbuf)
+            free(woutbufp);
+        return v;
+    }
+    /* Drop the argument parsing error as narrow strings
+       are also valid. */
+    PyErr_Clear();
+
+#endif
+    if (!PyArg_ParseTuple (args, "O&:_getfullpathname",
+                           PyUnicode_FSConverter, &opath))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    if (!GetFullPathName(path, sizeof(outbuf)/sizeof(outbuf[0]),
+                         outbuf, &temp)) {
+        win32_error("GetFullPathName", path);
+        Py_DECREF(opath);
+        return NULL;
+    }
+    Py_DECREF(opath);
+    if (PyUnicode_Check(PyTuple_GetItem(args, 0))) {
+        return PyUnicode_Decode(outbuf, strlen(outbuf),
+                                Py_FileSystemDefaultEncoding, NULL);
+    }
+    return PyBytes_FromString(outbuf);
 } /* end of posix__getfullpathname */
 #endif /* MS_WINDOWS */
 
@@ -2465,62 +2466,62 @@ Create a directory.");
 static PyObject *
 posix_mkdir(PyObject *self, PyObject *args)
 {
-	int res;
-	PyObject *opath;
-	char *path;
-	int mode = 0777;
+    int res;
+    PyObject *opath;
+    char *path;
+    int mode = 0777;
 
 #ifdef MS_WINDOWS
-	PyUnicodeObject *po;
-	if (PyArg_ParseTuple(args, "U|i:mkdir", &po, &mode)) {
-		Py_BEGIN_ALLOW_THREADS
-		/* PyUnicode_AS_UNICODE OK without thread lock as
-		   it is a simple dereference. */
-		res = CreateDirectoryW(PyUnicode_AS_UNICODE(po), NULL);
-		Py_END_ALLOW_THREADS
-		if (!res)
-			return win32_error_unicode("mkdir", PyUnicode_AS_UNICODE(po));
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
-	/* Drop the argument parsing error as narrow strings
-	   are also valid. */
-	PyErr_Clear();
-	if (!PyArg_ParseTuple(args, "O&|i:mkdir",
-	                      PyUnicode_FSConverter, &opath, &mode))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
-	/* PyUnicode_AS_UNICODE OK without thread lock as
-	   it is a simple dereference. */
-	res = CreateDirectoryA(path, NULL);
-	Py_END_ALLOW_THREADS
-	if (!res) {
-		win32_error("mkdir", path);
-		Py_DECREF(opath);
-		return NULL;
-	}
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyUnicodeObject *po;
+    if (PyArg_ParseTuple(args, "U|i:mkdir", &po, &mode)) {
+        Py_BEGIN_ALLOW_THREADS
+        /* PyUnicode_AS_UNICODE OK without thread lock as
+           it is a simple dereference. */
+        res = CreateDirectoryW(PyUnicode_AS_UNICODE(po), NULL);
+        Py_END_ALLOW_THREADS
+        if (!res)
+            return win32_error_unicode("mkdir", PyUnicode_AS_UNICODE(po));
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
+    /* Drop the argument parsing error as narrow strings
+       are also valid. */
+    PyErr_Clear();
+    if (!PyArg_ParseTuple(args, "O&|i:mkdir",
+                          PyUnicode_FSConverter, &opath, &mode))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
+    /* PyUnicode_AS_UNICODE OK without thread lock as
+       it is a simple dereference. */
+    res = CreateDirectoryA(path, NULL);
+    Py_END_ALLOW_THREADS
+    if (!res) {
+        win32_error("mkdir", path);
+        Py_DECREF(opath);
+        return NULL;
+    }
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 #else
 
-	if (!PyArg_ParseTuple(args, "O&|i:mkdir",
-	                      PyUnicode_FSConverter, &opath, &mode))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	Py_BEGIN_ALLOW_THREADS
+    if (!PyArg_ParseTuple(args, "O&|i:mkdir",
+                          PyUnicode_FSConverter, &opath, &mode))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    Py_BEGIN_ALLOW_THREADS
 #if ( defined(__WATCOMC__) || defined(PYCC_VACPP) ) && !defined(__QNX__)
-	res = mkdir(path);
+    res = mkdir(path);
 #else
-	res = mkdir(path, mode);
+    res = mkdir(path, mode);
 #endif
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error_with_allocated_filename(opath);
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error_with_allocated_filename(opath);
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 #endif
 }
 
@@ -2539,31 +2540,31 @@ Decrease the priority of process by inc and return the new priority.");
 static PyObject *
 posix_nice(PyObject *self, PyObject *args)
 {
-	int increment, value;
+    int increment, value;
 
-	if (!PyArg_ParseTuple(args, "i:nice", &increment))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:nice", &increment))
+        return NULL;
 
-	/* There are two flavours of 'nice': one that returns the new
-	   priority (as required by almost all standards out there) and the
-	   Linux/FreeBSD/BSDI one, which returns '0' on success and advices
-	   the use of getpriority() to get the new priority.
+    /* There are two flavours of 'nice': one that returns the new
+       priority (as required by almost all standards out there) and the
+       Linux/FreeBSD/BSDI one, which returns '0' on success and advices
+       the use of getpriority() to get the new priority.
 
-	   If we are of the nice family that returns the new priority, we
-	   need to clear errno before the call, and check if errno is filled
-	   before calling posix_error() on a returnvalue of -1, because the
-	   -1 may be the actual new priority! */
+       If we are of the nice family that returns the new priority, we
+       need to clear errno before the call, and check if errno is filled
+       before calling posix_error() on a returnvalue of -1, because the
+       -1 may be the actual new priority! */
 
-	errno = 0;
-	value = nice(increment);
+    errno = 0;
+    value = nice(increment);
 #if defined(HAVE_BROKEN_NICE) && defined(HAVE_GETPRIORITY)
-	if (value == 0)
-		value = getpriority(PRIO_PROCESS, 0);
+    if (value == 0)
+        value = getpriority(PRIO_PROCESS, 0);
 #endif
-	if (value == -1 && errno != 0)
-		/* either nice() or getpriority() returned an error */
-		return posix_error();
-	return PyLong_FromLong((long) value);
+    if (value == -1 && errno != 0)
+        /* either nice() or getpriority() returned an error */
+        return posix_error();
+    return PyLong_FromLong((long) value);
 }
 #endif /* HAVE_NICE */
 
@@ -2575,40 +2576,40 @@ static PyObject *
 posix_rename(PyObject *self, PyObject *args)
 {
 #ifdef MS_WINDOWS
-	PyObject *o1, *o2;
-	char *p1, *p2;
-	BOOL result;
-	if (!PyArg_ParseTuple(args, "OO:rename", &o1, &o2))
-		goto error;
-	if (!convert_to_unicode(&o1))
-		goto error;
-	if (!convert_to_unicode(&o2)) {
-		Py_DECREF(o1);
-		goto error;
-	}
-	Py_BEGIN_ALLOW_THREADS
-	result = MoveFileW(PyUnicode_AsUnicode(o1),
-			   PyUnicode_AsUnicode(o2));
-	Py_END_ALLOW_THREADS
-	Py_DECREF(o1);
-	Py_DECREF(o2);
-	if (!result)
-		return win32_error("rename", NULL);
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyObject *o1, *o2;
+    char *p1, *p2;
+    BOOL result;
+    if (!PyArg_ParseTuple(args, "OO:rename", &o1, &o2))
+        goto error;
+    if (!convert_to_unicode(&o1))
+        goto error;
+    if (!convert_to_unicode(&o2)) {
+        Py_DECREF(o1);
+        goto error;
+    }
+    Py_BEGIN_ALLOW_THREADS
+    result = MoveFileW(PyUnicode_AsUnicode(o1),
+                       PyUnicode_AsUnicode(o2));
+    Py_END_ALLOW_THREADS
+    Py_DECREF(o1);
+    Py_DECREF(o2);
+    if (!result)
+        return win32_error("rename", NULL);
+    Py_INCREF(Py_None);
+    return Py_None;
 error:
-	PyErr_Clear();
-	if (!PyArg_ParseTuple(args, "ss:rename", &p1, &p2))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	result = MoveFileA(p1, p2);
-	Py_END_ALLOW_THREADS
-	if (!result)
-		return win32_error("rename", NULL);
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyErr_Clear();
+    if (!PyArg_ParseTuple(args, "ss:rename", &p1, &p2))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    result = MoveFileA(p1, p2);
+    Py_END_ALLOW_THREADS
+    if (!result)
+        return win32_error("rename", NULL);
+    Py_INCREF(Py_None);
+    return Py_None;
 #else
-	return posix_2str(args, "O&O&:rename", rename);
+    return posix_2str(args, "O&O&:rename", rename);
 #endif
 }
 
@@ -2621,9 +2622,9 @@ static PyObject *
 posix_rmdir(PyObject *self, PyObject *args)
 {
 #ifdef MS_WINDOWS
-	return win32_1str(args, "rmdir", "y:rmdir", RemoveDirectoryA, "U:rmdir", RemoveDirectoryW);
+    return win32_1str(args, "rmdir", "y:rmdir", RemoveDirectoryA, "U:rmdir", RemoveDirectoryW);
 #else
-	return posix_1str(args, "O&:rmdir", rmdir);
+    return posix_1str(args, "O&:rmdir", rmdir);
 #endif
 }
 
@@ -2636,9 +2637,9 @@ static PyObject *
 posix_stat(PyObject *self, PyObject *args)
 {
 #ifdef MS_WINDOWS
-	return posix_do_stat(self, args, "O&:stat", STAT, "U:stat", win32_wstat);
+    return posix_do_stat(self, args, "O&:stat", STAT, "U:stat", win32_wstat);
 #else
-	return posix_do_stat(self, args, "O&:stat", STAT, NULL, NULL);
+    return posix_do_stat(self, args, "O&:stat", STAT, NULL, NULL);
 #endif
 }
 
@@ -2651,29 +2652,29 @@ Execute the command (a string) in a subshell.");
 static PyObject *
 posix_system(PyObject *self, PyObject *args)
 {
-	long sts;
+    long sts;
 #ifdef MS_WINDOWS
-	wchar_t *command;
-	if (!PyArg_ParseTuple(args, "u:system", &command))
-		return NULL;
+    wchar_t *command;
+    if (!PyArg_ParseTuple(args, "u:system", &command))
+        return NULL;
 
-	Py_BEGIN_ALLOW_THREADS
-	sts = _wsystem(command);
-	Py_END_ALLOW_THREADS
+    Py_BEGIN_ALLOW_THREADS
+    sts = _wsystem(command);
+    Py_END_ALLOW_THREADS
 #else
-	PyObject *command_obj;
-	char *command;
-	if (!PyArg_ParseTuple(args, "O&:system",
-	                      PyUnicode_FSConverter, &command_obj))
-		return NULL;
+    PyObject *command_obj;
+    char *command;
+    if (!PyArg_ParseTuple(args, "O&:system",
+                          PyUnicode_FSConverter, &command_obj))
+        return NULL;
 
-	command = PyBytes_AsString(command_obj);
-	Py_BEGIN_ALLOW_THREADS
-	sts = system(command);
-	Py_END_ALLOW_THREADS
-	Py_DECREF(command_obj);
+    command = PyBytes_AsString(command_obj);
+    Py_BEGIN_ALLOW_THREADS
+    sts = system(command);
+    Py_END_ALLOW_THREADS
+    Py_DECREF(command_obj);
 #endif
-	return PyLong_FromLong(sts);
+    return PyLong_FromLong(sts);
 }
 #endif
 
@@ -2685,13 +2686,13 @@ Set the current numeric umask and return the previous umask.");
 static PyObject *
 posix_umask(PyObject *self, PyObject *args)
 {
-	int i;
-	if (!PyArg_ParseTuple(args, "i:umask", &i))
-		return NULL;
-	i = (int)umask(i);
-	if (i < 0)
-		return posix_error();
-	return PyLong_FromLong((long)i);
+    int i;
+    if (!PyArg_ParseTuple(args, "i:umask", &i))
+        return NULL;
+    i = (int)umask(i);
+    if (i < 0)
+        return posix_error();
+    return PyLong_FromLong((long)i);
 }
 
 
@@ -2707,9 +2708,9 @@ static PyObject *
 posix_unlink(PyObject *self, PyObject *args)
 {
 #ifdef MS_WINDOWS
-	return win32_1str(args, "remove", "y:remove", DeleteFileA, "U:remove", DeleteFileW);
+    return win32_1str(args, "remove", "y:remove", DeleteFileA, "U:remove", DeleteFileW);
 #else
-	return posix_1str(args, "O&:remove", unlink);
+    return posix_1str(args, "O&:remove", unlink);
 #endif
 }
 
@@ -2722,50 +2723,50 @@ Return a tuple identifying the current operating system.");
 static PyObject *
 posix_uname(PyObject *self, PyObject *noargs)
 {
-	struct utsname u;
-	int res;
-
-	Py_BEGIN_ALLOW_THREADS
-	res = uname(&u);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	return Py_BuildValue("(sssss)",
-			     u.sysname,
-			     u.nodename,
-			     u.release,
-			     u.version,
-			     u.machine);
+    struct utsname u;
+    int res;
+
+    Py_BEGIN_ALLOW_THREADS
+    res = uname(&u);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    return Py_BuildValue("(sssss)",
+                         u.sysname,
+                         u.nodename,
+                         u.release,
+                         u.version,
+                         u.machine);
 }
 #endif /* HAVE_UNAME */
 
 static int
 extract_time(PyObject *t, long* sec, long* usec)
 {
-	long intval;
-	if (PyFloat_Check(t)) {
-		double tval = PyFloat_AsDouble(t);
-		PyObject *intobj = Py_TYPE(t)->tp_as_number->nb_int(t);
-		if (!intobj)
-			return -1;
-		intval = PyLong_AsLong(intobj);
-		Py_DECREF(intobj);
-		if (intval == -1 && PyErr_Occurred())
-			return -1;
-		*sec = intval;
-		*usec = (long)((tval - intval) * 1e6); /* can't exceed 1000000 */
-		if (*usec < 0)
-			/* If rounding gave us a negative number,
-			   truncate.  */
-			*usec = 0;
-		return 0;
-	}
-	intval = PyLong_AsLong(t);
-	if (intval == -1 && PyErr_Occurred())
-		return -1;
-	*sec = intval;
-	*usec = 0;
+    long intval;
+    if (PyFloat_Check(t)) {
+        double tval = PyFloat_AsDouble(t);
+        PyObject *intobj = Py_TYPE(t)->tp_as_number->nb_int(t);
+        if (!intobj)
+            return -1;
+        intval = PyLong_AsLong(intobj);
+        Py_DECREF(intobj);
+        if (intval == -1 && PyErr_Occurred())
+            return -1;
+        *sec = intval;
+        *usec = (long)((tval - intval) * 1e6); /* can't exceed 1000000 */
+        if (*usec < 0)
+            /* If rounding gave us a negative number,
+               truncate.  */
+            *usec = 0;
         return 0;
+    }
+    intval = PyLong_AsLong(t);
+    if (intval == -1 && PyErr_Occurred())
+        return -1;
+    *sec = intval;
+    *usec = 0;
+    return 0;
 }
 
 PyDoc_STRVAR(posix_utime__doc__,
@@ -2778,157 +2779,157 @@ static PyObject *
 posix_utime(PyObject *self, PyObject *args)
 {
 #ifdef MS_WINDOWS
-	PyObject *arg;
-	PyUnicodeObject *obwpath;
-	wchar_t *wpath = NULL;
-	PyObject *oapath;
-	char *apath;
-	HANDLE hFile;
-	long atimesec, mtimesec, ausec, musec;
-	FILETIME atime, mtime;
-	PyObject *result = NULL;
-
-	if (PyArg_ParseTuple(args, "UO|:utime", &obwpath, &arg)) {
-		wpath = PyUnicode_AS_UNICODE(obwpath);
-		Py_BEGIN_ALLOW_THREADS
-		hFile = CreateFileW(wpath, FILE_WRITE_ATTRIBUTES, 0,
-				    NULL, OPEN_EXISTING,
-				    FILE_FLAG_BACKUP_SEMANTICS, NULL);
-		Py_END_ALLOW_THREADS
-		if (hFile == INVALID_HANDLE_VALUE)
-			return win32_error_unicode("utime", wpath);
-	} else
-		/* Drop the argument parsing error as narrow strings
-		   are also valid. */
-		PyErr_Clear();
-
-	if (!wpath) {
-		if (!PyArg_ParseTuple(args, "O&O:utime",
-				PyUnicode_FSConverter, &oapath, &arg))
-			return NULL;
-		apath = PyBytes_AsString(oapath);
-		Py_BEGIN_ALLOW_THREADS
-		hFile = CreateFileA(apath, FILE_WRITE_ATTRIBUTES, 0,
-				    NULL, OPEN_EXISTING,
-				    FILE_FLAG_BACKUP_SEMANTICS, NULL);
-		Py_END_ALLOW_THREADS
-		if (hFile == INVALID_HANDLE_VALUE) {
-			win32_error("utime", apath);
-			Py_DECREF(oapath);
-			return NULL;
-		}
-		Py_DECREF(oapath);
-	}
-	
-	if (arg == Py_None) {
-		SYSTEMTIME now;
-		GetSystemTime(&now);
-		if (!SystemTimeToFileTime(&now, &mtime) ||
-		    !SystemTimeToFileTime(&now, &atime)) {
-			win32_error("utime", NULL);
-			goto done;
-		    }
-	}
-	else if (!PyTuple_Check(arg) || PyTuple_Size(arg) != 2) {
-		PyErr_SetString(PyExc_TypeError,
-				"utime() arg 2 must be a tuple (atime, mtime)");
-		goto done;
-	}
-	else {
-		if (extract_time(PyTuple_GET_ITEM(arg, 0),
-				 &atimesec, &ausec) == -1)
-			goto done;
-		time_t_to_FILE_TIME(atimesec, 1000*ausec, &atime);
-		if (extract_time(PyTuple_GET_ITEM(arg, 1),
-				 &mtimesec, &musec) == -1)
-			goto done;
-		time_t_to_FILE_TIME(mtimesec, 1000*musec, &mtime);
-	}
-	if (!SetFileTime(hFile, NULL, &atime, &mtime)) {
-		/* Avoid putting the file name into the error here,
-		   as that may confuse the user into believing that
-		   something is wrong with the file, when it also
-		   could be the time stamp that gives a problem. */
-		win32_error("utime", NULL);
-	}
-	Py_INCREF(Py_None);
-	result = Py_None;
+    PyObject *arg;
+    PyUnicodeObject *obwpath;
+    wchar_t *wpath = NULL;
+    PyObject *oapath;
+    char *apath;
+    HANDLE hFile;
+    long atimesec, mtimesec, ausec, musec;
+    FILETIME atime, mtime;
+    PyObject *result = NULL;
+
+    if (PyArg_ParseTuple(args, "UO|:utime", &obwpath, &arg)) {
+        wpath = PyUnicode_AS_UNICODE(obwpath);
+        Py_BEGIN_ALLOW_THREADS
+        hFile = CreateFileW(wpath, FILE_WRITE_ATTRIBUTES, 0,
+                            NULL, OPEN_EXISTING,
+                            FILE_FLAG_BACKUP_SEMANTICS, NULL);
+        Py_END_ALLOW_THREADS
+        if (hFile == INVALID_HANDLE_VALUE)
+            return win32_error_unicode("utime", wpath);
+    } else
+        /* Drop the argument parsing error as narrow strings
+           are also valid. */
+        PyErr_Clear();
+
+    if (!wpath) {
+        if (!PyArg_ParseTuple(args, "O&O:utime",
+                        PyUnicode_FSConverter, &oapath, &arg))
+            return NULL;
+        apath = PyBytes_AsString(oapath);
+        Py_BEGIN_ALLOW_THREADS
+        hFile = CreateFileA(apath, FILE_WRITE_ATTRIBUTES, 0,
+                            NULL, OPEN_EXISTING,
+                            FILE_FLAG_BACKUP_SEMANTICS, NULL);
+        Py_END_ALLOW_THREADS
+        if (hFile == INVALID_HANDLE_VALUE) {
+            win32_error("utime", apath);
+            Py_DECREF(oapath);
+            return NULL;
+        }
+        Py_DECREF(oapath);
+    }
+
+    if (arg == Py_None) {
+        SYSTEMTIME now;
+        GetSystemTime(&now);
+        if (!SystemTimeToFileTime(&now, &mtime) ||
+            !SystemTimeToFileTime(&now, &atime)) {
+            win32_error("utime", NULL);
+            goto done;
+            }
+    }
+    else if (!PyTuple_Check(arg) || PyTuple_Size(arg) != 2) {
+        PyErr_SetString(PyExc_TypeError,
+                        "utime() arg 2 must be a tuple (atime, mtime)");
+        goto done;
+    }
+    else {
+        if (extract_time(PyTuple_GET_ITEM(arg, 0),
+                         &atimesec, &ausec) == -1)
+            goto done;
+        time_t_to_FILE_TIME(atimesec, 1000*ausec, &atime);
+        if (extract_time(PyTuple_GET_ITEM(arg, 1),
+                         &mtimesec, &musec) == -1)
+            goto done;
+        time_t_to_FILE_TIME(mtimesec, 1000*musec, &mtime);
+    }
+    if (!SetFileTime(hFile, NULL, &atime, &mtime)) {
+        /* Avoid putting the file name into the error here,
+           as that may confuse the user into believing that
+           something is wrong with the file, when it also
+           could be the time stamp that gives a problem. */
+        win32_error("utime", NULL);
+    }
+    Py_INCREF(Py_None);
+    result = Py_None;
 done:
-	CloseHandle(hFile);
-	return result;
+    CloseHandle(hFile);
+    return result;
 #else /* MS_WINDOWS */
 
-	PyObject *opath;
-	char *path;
-	long atime, mtime, ausec, musec;
-	int res;
-	PyObject* arg;
+    PyObject *opath;
+    char *path;
+    long atime, mtime, ausec, musec;
+    int res;
+    PyObject* arg;
 
 #if defined(HAVE_UTIMES)
-	struct timeval buf[2];
+    struct timeval buf[2];
 #define ATIME buf[0].tv_sec
 #define MTIME buf[1].tv_sec
 #elif defined(HAVE_UTIME_H)
 /* XXX should define struct utimbuf instead, above */
-	struct utimbuf buf;
+    struct utimbuf buf;
 #define ATIME buf.actime
 #define MTIME buf.modtime
 #define UTIME_ARG &buf
 #else /* HAVE_UTIMES */
-	time_t buf[2];
+    time_t buf[2];
 #define ATIME buf[0]
 #define MTIME buf[1]
 #define UTIME_ARG buf
 #endif /* HAVE_UTIMES */
 
 
-	if (!PyArg_ParseTuple(args, "O&O:utime",
-				  PyUnicode_FSConverter, &opath, &arg))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	if (arg == Py_None) {
-		/* optional time values not given */
-		Py_BEGIN_ALLOW_THREADS
-		res = utime(path, NULL);
-		Py_END_ALLOW_THREADS
-	}
-	else if (!PyTuple_Check(arg) || PyTuple_Size(arg) != 2) {
-		PyErr_SetString(PyExc_TypeError,
-				"utime() arg 2 must be a tuple (atime, mtime)");
-		Py_DECREF(opath);
-		return NULL;
-	}
-	else {
-		if (extract_time(PyTuple_GET_ITEM(arg, 0),
-				 &atime, &ausec) == -1) {
-			Py_DECREF(opath);
-			return NULL;
-		}
-		if (extract_time(PyTuple_GET_ITEM(arg, 1),
-				 &mtime, &musec) == -1) {
-			Py_DECREF(opath);
-			return NULL;
-		}
-		ATIME = atime;
-		MTIME = mtime;
+    if (!PyArg_ParseTuple(args, "O&O:utime",
+                          PyUnicode_FSConverter, &opath, &arg))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    if (arg == Py_None) {
+        /* optional time values not given */
+        Py_BEGIN_ALLOW_THREADS
+        res = utime(path, NULL);
+        Py_END_ALLOW_THREADS
+    }
+    else if (!PyTuple_Check(arg) || PyTuple_Size(arg) != 2) {
+        PyErr_SetString(PyExc_TypeError,
+                        "utime() arg 2 must be a tuple (atime, mtime)");
+        Py_DECREF(opath);
+        return NULL;
+    }
+    else {
+        if (extract_time(PyTuple_GET_ITEM(arg, 0),
+                         &atime, &ausec) == -1) {
+            Py_DECREF(opath);
+            return NULL;
+        }
+        if (extract_time(PyTuple_GET_ITEM(arg, 1),
+                         &mtime, &musec) == -1) {
+            Py_DECREF(opath);
+            return NULL;
+        }
+        ATIME = atime;
+        MTIME = mtime;
 #ifdef HAVE_UTIMES
-		buf[0].tv_usec = ausec;
-		buf[1].tv_usec = musec;
-		Py_BEGIN_ALLOW_THREADS
-		res = utimes(path, buf);
-		Py_END_ALLOW_THREADS
+        buf[0].tv_usec = ausec;
+        buf[1].tv_usec = musec;
+        Py_BEGIN_ALLOW_THREADS
+        res = utimes(path, buf);
+        Py_END_ALLOW_THREADS
 #else
-		Py_BEGIN_ALLOW_THREADS
-		res = utime(path, UTIME_ARG);
-		Py_END_ALLOW_THREADS
+        Py_BEGIN_ALLOW_THREADS
+        res = utime(path, UTIME_ARG);
+        Py_END_ALLOW_THREADS
 #endif /* HAVE_UTIMES */
-	}
-	if (res < 0) {
-		return posix_error_with_allocated_filename(opath);
-	}
-	Py_DECREF(opath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    }
+    if (res < 0) {
+        return posix_error_with_allocated_filename(opath);
+    }
+    Py_DECREF(opath);
+    Py_INCREF(Py_None);
+    return Py_None;
 #undef UTIME_ARG
 #undef ATIME
 #undef MTIME
@@ -2945,37 +2946,37 @@ Exit to the system with specified status, without normal exit processing.");
 static PyObject *
 posix__exit(PyObject *self, PyObject *args)
 {
-	int sts;
-	if (!PyArg_ParseTuple(args, "i:_exit", &sts))
-		return NULL;
-	_exit(sts);
-	return NULL; /* Make gcc -Wall happy */
+    int sts;
+    if (!PyArg_ParseTuple(args, "i:_exit", &sts))
+        return NULL;
+    _exit(sts);
+    return NULL; /* Make gcc -Wall happy */
 }
 
 #if defined(HAVE_EXECV) || defined(HAVE_SPAWNV)
 static void
 free_string_array(char **array, Py_ssize_t count)
 {
-	Py_ssize_t i;
-	for (i = 0; i < count; i++)
-		PyMem_Free(array[i]);
-	PyMem_DEL(array);
+    Py_ssize_t i;
+    for (i = 0; i < count; i++)
+        PyMem_Free(array[i]);
+    PyMem_DEL(array);
 }
 
 static
 int fsconvert_strdup(PyObject *o, char**out)
 {
-	PyObject *bytes;
-	Py_ssize_t size;
-	if (!PyUnicode_FSConverter(o, &bytes))
-		return 0;
-	size = PyBytes_GET_SIZE(bytes);
-	*out = PyMem_Malloc(size+1);
-	if (!*out)
-		return 0;
-	memcpy(*out, PyBytes_AsString(bytes), size+1);
-	Py_DECREF(bytes);
-	return 1;
+    PyObject *bytes;
+    Py_ssize_t size;
+    if (!PyUnicode_FSConverter(o, &bytes))
+        return 0;
+    size = PyBytes_GET_SIZE(bytes);
+    *out = PyMem_Malloc(size+1);
+    if (!*out)
+        return 0;
+    memcpy(*out, PyBytes_AsString(bytes), size+1);
+    Py_DECREF(bytes);
+    return 1;
 }
 #endif
 
@@ -2985,236 +2986,236 @@ PyDoc_STRVAR(posix_execv__doc__,
 "execv(path, args)\n\n\
 Execute an executable path with arguments, replacing current process.\n\
 \n\
-	path: path of executable file\n\
-	args: tuple or list of strings");
+    path: path of executable file\n\
+    args: tuple or list of strings");
 
 static PyObject *
 posix_execv(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	PyObject *argv;
-	char **argvlist;
-	Py_ssize_t i, argc;
-	PyObject *(*getitem)(PyObject *, Py_ssize_t);
-
-	/* execv has two arguments: (path, argv), where
-	   argv is a list or tuple of strings. */
-
-	if (!PyArg_ParseTuple(args, "O&O:execv",
-                              PyUnicode_FSConverter,
-                              &opath, &argv))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	if (PyList_Check(argv)) {
-		argc = PyList_Size(argv);
-		getitem = PyList_GetItem;
-	}
-	else if (PyTuple_Check(argv)) {
-		argc = PyTuple_Size(argv);
-		getitem = PyTuple_GetItem;
-	}
-	else {
-		PyErr_SetString(PyExc_TypeError, "execv() arg 2 must be a tuple or list");
-                Py_DECREF(opath);
-		return NULL;
-	}
-	if (argc < 1) {
-		PyErr_SetString(PyExc_ValueError, "execv() arg 2 must not be empty");
-                Py_DECREF(opath);
-		return NULL;
-	}
-
-	argvlist = PyMem_NEW(char *, argc+1);
-	if (argvlist == NULL) {
-		Py_DECREF(opath);
-		return PyErr_NoMemory();
-	}
-	for (i = 0; i < argc; i++) {
-		if (!fsconvert_strdup((*getitem)(argv, i),
-				      &argvlist[i])) {
-			free_string_array(argvlist, i);
-			PyErr_SetString(PyExc_TypeError,
-					"execv() arg 2 must contain only strings");
-			Py_DECREF(opath);
-			return NULL;
-
-		}
-	}
-	argvlist[argc] = NULL;
-
-	execv(path, argvlist);
-
-	/* If we get here it's definitely an error */
-
-	free_string_array(argvlist, argc);
-	Py_DECREF(opath);
-	return posix_error();
+    PyObject *opath;
+    char *path;
+    PyObject *argv;
+    char **argvlist;
+    Py_ssize_t i, argc;
+    PyObject *(*getitem)(PyObject *, Py_ssize_t);
+
+    /* execv has two arguments: (path, argv), where
+       argv is a list or tuple of strings. */
+
+    if (!PyArg_ParseTuple(args, "O&O:execv",
+                          PyUnicode_FSConverter,
+                          &opath, &argv))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    if (PyList_Check(argv)) {
+        argc = PyList_Size(argv);
+        getitem = PyList_GetItem;
+    }
+    else if (PyTuple_Check(argv)) {
+        argc = PyTuple_Size(argv);
+        getitem = PyTuple_GetItem;
+    }
+    else {
+        PyErr_SetString(PyExc_TypeError, "execv() arg 2 must be a tuple or list");
+        Py_DECREF(opath);
+        return NULL;
+    }
+    if (argc < 1) {
+        PyErr_SetString(PyExc_ValueError, "execv() arg 2 must not be empty");
+        Py_DECREF(opath);
+        return NULL;
+    }
+
+    argvlist = PyMem_NEW(char *, argc+1);
+    if (argvlist == NULL) {
+        Py_DECREF(opath);
+        return PyErr_NoMemory();
+    }
+    for (i = 0; i < argc; i++) {
+        if (!fsconvert_strdup((*getitem)(argv, i),
+                              &argvlist[i])) {
+            free_string_array(argvlist, i);
+            PyErr_SetString(PyExc_TypeError,
+                            "execv() arg 2 must contain only strings");
+            Py_DECREF(opath);
+            return NULL;
+
+        }
+    }
+    argvlist[argc] = NULL;
+
+    execv(path, argvlist);
+
+    /* If we get here it's definitely an error */
+
+    free_string_array(argvlist, argc);
+    Py_DECREF(opath);
+    return posix_error();
 }
 
 static char**
 parse_envlist(PyObject* env, Py_ssize_t *envc_ptr)
 {
-	char **envlist;
-	Py_ssize_t i, pos, envc;
-	PyObject *keys=NULL, *vals=NULL;
-	PyObject *key, *val, *key2, *val2;
-	char *p, *k, *v;
-	size_t len;
-
-	i = PyMapping_Size(env);
-	if (i < 0)
-		return NULL;
-	envlist = PyMem_NEW(char *, i + 1);
-	if (envlist == NULL) {
-		PyErr_NoMemory();
-		return NULL;
-	}
-	envc = 0;
-	keys = PyMapping_Keys(env);
-	vals = PyMapping_Values(env);
-	if (!keys || !vals)
-		goto error;
-	if (!PyList_Check(keys) || !PyList_Check(vals)) {
-		PyErr_Format(PyExc_TypeError,
-			"env.keys() or env.values() is not a list");
-		goto error;
-	}
-
-	for (pos = 0; pos < i; pos++) {
-		key = PyList_GetItem(keys, pos);
-		val = PyList_GetItem(vals, pos);
-		if (!key || !val)
-			goto error;
-
-		if (PyUnicode_FSConverter(key, &key2) == 0)
-			goto error;
-		if (PyUnicode_FSConverter(val, &val2) == 0) {
-			Py_DECREF(key2);
-			goto error;
-		}
+    char **envlist;
+    Py_ssize_t i, pos, envc;
+    PyObject *keys=NULL, *vals=NULL;
+    PyObject *key, *val, *key2, *val2;
+    char *p, *k, *v;
+    size_t len;
+
+    i = PyMapping_Size(env);
+    if (i < 0)
+        return NULL;
+    envlist = PyMem_NEW(char *, i + 1);
+    if (envlist == NULL) {
+        PyErr_NoMemory();
+        return NULL;
+    }
+    envc = 0;
+    keys = PyMapping_Keys(env);
+    vals = PyMapping_Values(env);
+    if (!keys || !vals)
+        goto error;
+    if (!PyList_Check(keys) || !PyList_Check(vals)) {
+        PyErr_Format(PyExc_TypeError,
+                     "env.keys() or env.values() is not a list");
+        goto error;
+    }
+
+    for (pos = 0; pos < i; pos++) {
+        key = PyList_GetItem(keys, pos);
+        val = PyList_GetItem(vals, pos);
+        if (!key || !val)
+            goto error;
+
+        if (PyUnicode_FSConverter(key, &key2) == 0)
+            goto error;
+        if (PyUnicode_FSConverter(val, &val2) == 0) {
+            Py_DECREF(key2);
+            goto error;
+        }
 
 #if defined(PYOS_OS2)
-		/* Omit Pseudo-Env Vars that Would Confuse Programs if Passed On */
-		if (stricmp(k, "BEGINLIBPATH") != 0 && stricmp(k, "ENDLIBPATH") != 0) {
-#endif
-		k = PyBytes_AsString(key2);
-		v = PyBytes_AsString(val2);
-		len = PyBytes_GET_SIZE(key2) + PyBytes_GET_SIZE(val2) + 2;
-
-		p = PyMem_NEW(char, len);
-		if (p == NULL) {
-			PyErr_NoMemory();
-			Py_DECREF(key2);
-			Py_DECREF(val2);
-			goto error;
-		}
-		PyOS_snprintf(p, len, "%s=%s", k, v);
-		envlist[envc++] = p;
-		Py_DECREF(key2);
-		Py_DECREF(val2);
+        /* Omit Pseudo-Env Vars that Would Confuse Programs if Passed On */
+        if (stricmp(k, "BEGINLIBPATH") != 0 && stricmp(k, "ENDLIBPATH") != 0) {
+#endif
+        k = PyBytes_AsString(key2);
+        v = PyBytes_AsString(val2);
+        len = PyBytes_GET_SIZE(key2) + PyBytes_GET_SIZE(val2) + 2;
+
+        p = PyMem_NEW(char, len);
+        if (p == NULL) {
+            PyErr_NoMemory();
+            Py_DECREF(key2);
+            Py_DECREF(val2);
+            goto error;
+        }
+        PyOS_snprintf(p, len, "%s=%s", k, v);
+        envlist[envc++] = p;
+        Py_DECREF(key2);
+        Py_DECREF(val2);
 #if defined(PYOS_OS2)
-		}
+        }
 #endif
-	}
-	Py_DECREF(vals);
-	Py_DECREF(keys);
+    }
+    Py_DECREF(vals);
+    Py_DECREF(keys);
 
-	envlist[envc] = 0;
-	*envc_ptr = envc;
-	return envlist;
+    envlist[envc] = 0;
+    *envc_ptr = envc;
+    return envlist;
 
 error:
-	Py_XDECREF(keys);
-	Py_XDECREF(vals);
-	while (--envc >= 0)
-		PyMem_DEL(envlist[envc]);
-	PyMem_DEL(envlist);
-	return NULL;
+    Py_XDECREF(keys);
+    Py_XDECREF(vals);
+    while (--envc >= 0)
+        PyMem_DEL(envlist[envc]);
+    PyMem_DEL(envlist);
+    return NULL;
 }
 
 PyDoc_STRVAR(posix_execve__doc__,
 "execve(path, args, env)\n\n\
 Execute a path with arguments and environment, replacing current process.\n\
 \n\
-	path: path of executable file\n\
-	args: tuple or list of arguments\n\
-	env: dictionary of strings mapping to strings");
+    path: path of executable file\n\
+    args: tuple or list of arguments\n\
+    env: dictionary of strings mapping to strings");
 
 static PyObject *
 posix_execve(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	PyObject *argv, *env;
-	char **argvlist;
-	char **envlist;
-	Py_ssize_t i, argc, envc;
-	PyObject *(*getitem)(PyObject *, Py_ssize_t);
-	Py_ssize_t lastarg = 0;
-
-	/* execve has three arguments: (path, argv, env), where
-	   argv is a list or tuple of strings and env is a dictionary
-	   like posix.environ. */
-
-	if (!PyArg_ParseTuple(args, "O&OO:execve",
-			      PyUnicode_FSConverter,
-			      &opath, &argv, &env))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	if (PyList_Check(argv)) {
-		argc = PyList_Size(argv);
-		getitem = PyList_GetItem;
-	}
-	else if (PyTuple_Check(argv)) {
-		argc = PyTuple_Size(argv);
-		getitem = PyTuple_GetItem;
-	}
-	else {
-		PyErr_SetString(PyExc_TypeError,
-				"execve() arg 2 must be a tuple or list");
-		goto fail_0;
-	}
-	if (!PyMapping_Check(env)) {
-		PyErr_SetString(PyExc_TypeError,
-				"execve() arg 3 must be a mapping object");
-		goto fail_0;
-	}
-
-	argvlist = PyMem_NEW(char *, argc+1);
-	if (argvlist == NULL) {
-		PyErr_NoMemory();
-		goto fail_0;
-	}
-	for (i = 0; i < argc; i++) {
-		if (!fsconvert_strdup((*getitem)(argv, i),
-				      &argvlist[i]))
-		{
-			lastarg = i;
-			goto fail_1;
-		}
-	}
-	lastarg = argc;
-	argvlist[argc] = NULL;
-
-	envlist = parse_envlist(env, &envc);
-	if (envlist == NULL)
-		goto fail_1;
-
-	execve(path, argvlist, envlist);
-
-	/* If we get here it's definitely an error */
-
-	(void) posix_error();
-
-	while (--envc >= 0)
-		PyMem_DEL(envlist[envc]);
-	PyMem_DEL(envlist);
+    PyObject *opath;
+    char *path;
+    PyObject *argv, *env;
+    char **argvlist;
+    char **envlist;
+    Py_ssize_t i, argc, envc;
+    PyObject *(*getitem)(PyObject *, Py_ssize_t);
+    Py_ssize_t lastarg = 0;
+
+    /* execve has three arguments: (path, argv, env), where
+       argv is a list or tuple of strings and env is a dictionary
+       like posix.environ. */
+
+    if (!PyArg_ParseTuple(args, "O&OO:execve",
+                          PyUnicode_FSConverter,
+                          &opath, &argv, &env))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    if (PyList_Check(argv)) {
+        argc = PyList_Size(argv);
+        getitem = PyList_GetItem;
+    }
+    else if (PyTuple_Check(argv)) {
+        argc = PyTuple_Size(argv);
+        getitem = PyTuple_GetItem;
+    }
+    else {
+        PyErr_SetString(PyExc_TypeError,
+                        "execve() arg 2 must be a tuple or list");
+        goto fail_0;
+    }
+    if (!PyMapping_Check(env)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "execve() arg 3 must be a mapping object");
+        goto fail_0;
+    }
+
+    argvlist = PyMem_NEW(char *, argc+1);
+    if (argvlist == NULL) {
+        PyErr_NoMemory();
+        goto fail_0;
+    }
+    for (i = 0; i < argc; i++) {
+        if (!fsconvert_strdup((*getitem)(argv, i),
+                              &argvlist[i]))
+        {
+            lastarg = i;
+            goto fail_1;
+        }
+    }
+    lastarg = argc;
+    argvlist[argc] = NULL;
+
+    envlist = parse_envlist(env, &envc);
+    if (envlist == NULL)
+        goto fail_1;
+
+    execve(path, argvlist, envlist);
+
+    /* If we get here it's definitely an error */
+
+    (void) posix_error();
+
+    while (--envc >= 0)
+        PyMem_DEL(envlist[envc]);
+    PyMem_DEL(envlist);
   fail_1:
-	free_string_array(argvlist, lastarg);
+    free_string_array(argvlist, lastarg);
   fail_0:
-	Py_DECREF(opath);
-	return NULL;
+    Py_DECREF(opath);
+    return NULL;
 }
 #endif /* HAVE_EXECV */
 
@@ -3224,86 +3225,86 @@ PyDoc_STRVAR(posix_spawnv__doc__,
 "spawnv(mode, path, args)\n\n\
 Execute the program 'path' in a new process.\n\
 \n\
-	mode: mode of process creation\n\
-	path: path of executable file\n\
-	args: tuple or list of strings");
+    mode: mode of process creation\n\
+    path: path of executable file\n\
+    args: tuple or list of strings");
 
 static PyObject *
 posix_spawnv(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	PyObject *argv;
-	char **argvlist;
-	int mode, i;
-	Py_ssize_t argc;
-	Py_intptr_t spawnval;
-	PyObject *(*getitem)(PyObject *, Py_ssize_t);
-
-	/* spawnv has three arguments: (mode, path, argv), where
-	   argv is a list or tuple of strings. */
-
-	if (!PyArg_ParseTuple(args, "iO&O:spawnv", &mode,
-			      PyUnicode_FSConverter,
-			      &opath, &argv))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	if (PyList_Check(argv)) {
-		argc = PyList_Size(argv);
-		getitem = PyList_GetItem;
-	}
-	else if (PyTuple_Check(argv)) {
-		argc = PyTuple_Size(argv);
-		getitem = PyTuple_GetItem;
-	}
-	else {
-		PyErr_SetString(PyExc_TypeError,
-				"spawnv() arg 2 must be a tuple or list");
-		Py_DECREF(opath);
-		return NULL;
-	}
-
-	argvlist = PyMem_NEW(char *, argc+1);
-	if (argvlist == NULL) {
-		Py_DECREF(opath);
-		return PyErr_NoMemory();
-	}
-	for (i = 0; i < argc; i++) {
-		if (!fsconvert_strdup((*getitem)(argv, i),
-				      &argvlist[i])) {
-			free_string_array(argvlist, i);
-			PyErr_SetString(
-				PyExc_TypeError,
-				"spawnv() arg 2 must contain only strings");
-			Py_DECREF(opath);
-			return NULL;
-		}
-	}
-	argvlist[argc] = NULL;
+    PyObject *opath;
+    char *path;
+    PyObject *argv;
+    char **argvlist;
+    int mode, i;
+    Py_ssize_t argc;
+    Py_intptr_t spawnval;
+    PyObject *(*getitem)(PyObject *, Py_ssize_t);
+
+    /* spawnv has three arguments: (mode, path, argv), where
+       argv is a list or tuple of strings. */
+
+    if (!PyArg_ParseTuple(args, "iO&O:spawnv", &mode,
+                          PyUnicode_FSConverter,
+                          &opath, &argv))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    if (PyList_Check(argv)) {
+        argc = PyList_Size(argv);
+        getitem = PyList_GetItem;
+    }
+    else if (PyTuple_Check(argv)) {
+        argc = PyTuple_Size(argv);
+        getitem = PyTuple_GetItem;
+    }
+    else {
+        PyErr_SetString(PyExc_TypeError,
+                        "spawnv() arg 2 must be a tuple or list");
+        Py_DECREF(opath);
+        return NULL;
+    }
+
+    argvlist = PyMem_NEW(char *, argc+1);
+    if (argvlist == NULL) {
+        Py_DECREF(opath);
+        return PyErr_NoMemory();
+    }
+    for (i = 0; i < argc; i++) {
+        if (!fsconvert_strdup((*getitem)(argv, i),
+                              &argvlist[i])) {
+            free_string_array(argvlist, i);
+            PyErr_SetString(
+                PyExc_TypeError,
+                "spawnv() arg 2 must contain only strings");
+            Py_DECREF(opath);
+            return NULL;
+        }
+    }
+    argvlist[argc] = NULL;
 
 #if defined(PYOS_OS2) && defined(PYCC_GCC)
-	Py_BEGIN_ALLOW_THREADS
-	spawnval = spawnv(mode, path, argvlist);
-	Py_END_ALLOW_THREADS
+    Py_BEGIN_ALLOW_THREADS
+    spawnval = spawnv(mode, path, argvlist);
+    Py_END_ALLOW_THREADS
 #else
-	if (mode == _OLD_P_OVERLAY)
-		mode = _P_OVERLAY;
+    if (mode == _OLD_P_OVERLAY)
+        mode = _P_OVERLAY;
 
-	Py_BEGIN_ALLOW_THREADS
-	spawnval = _spawnv(mode, path, argvlist);
-	Py_END_ALLOW_THREADS
+    Py_BEGIN_ALLOW_THREADS
+    spawnval = _spawnv(mode, path, argvlist);
+    Py_END_ALLOW_THREADS
 #endif
 
-	free_string_array(argvlist, argc);
-	Py_DECREF(opath);
+    free_string_array(argvlist, argc);
+    Py_DECREF(opath);
 
-	if (spawnval == -1)
-		return posix_error();
-	else
+    if (spawnval == -1)
+        return posix_error();
+    else
 #if SIZEOF_LONG == SIZEOF_VOID_P
-		return Py_BuildValue("l", (long) spawnval);
+        return Py_BuildValue("l", (long) spawnval);
 #else
-		return Py_BuildValue("L", (PY_LONG_LONG) spawnval);
+        return Py_BuildValue("L", (PY_LONG_LONG) spawnval);
 #endif
 }
 
@@ -3312,104 +3313,104 @@ PyDoc_STRVAR(posix_spawnve__doc__,
 "spawnve(mode, path, args, env)\n\n\
 Execute the program 'path' in a new process.\n\
 \n\
-	mode: mode of process creation\n\
-	path: path of executable file\n\
-	args: tuple or list of arguments\n\
-	env: dictionary of strings mapping to strings");
+    mode: mode of process creation\n\
+    path: path of executable file\n\
+    args: tuple or list of arguments\n\
+    env: dictionary of strings mapping to strings");
 
 static PyObject *
 posix_spawnve(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	PyObject *argv, *env;
-	char **argvlist;
-	char **envlist;
-	PyObject *res = NULL;
-	int mode, envc;
-	Py_ssize_t argc, i;
-	Py_intptr_t spawnval;
-	PyObject *(*getitem)(PyObject *, Py_ssize_t);
-	Py_ssize_t lastarg = 0;
-
-	/* spawnve has four arguments: (mode, path, argv, env), where
-	   argv is a list or tuple of strings and env is a dictionary
-	   like posix.environ. */
-
-	if (!PyArg_ParseTuple(args, "iO&OO:spawnve", &mode,
-			      PyUnicode_FSConverter,
-			      &opath, &argv, &env))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	if (PyList_Check(argv)) {
-		argc = PyList_Size(argv);
-		getitem = PyList_GetItem;
-	}
-	else if (PyTuple_Check(argv)) {
-		argc = PyTuple_Size(argv);
-		getitem = PyTuple_GetItem;
-	}
-	else {
-		PyErr_SetString(PyExc_TypeError,
-				"spawnve() arg 2 must be a tuple or list");
-		goto fail_0;
-	}
-	if (!PyMapping_Check(env)) {
-		PyErr_SetString(PyExc_TypeError,
-				"spawnve() arg 3 must be a mapping object");
-		goto fail_0;
-	}
-
-	argvlist = PyMem_NEW(char *, argc+1);
-	if (argvlist == NULL) {
-		PyErr_NoMemory();
-		goto fail_0;
-	}
-	for (i = 0; i < argc; i++) {
-		if (!fsconvert_strdup((*getitem)(argv, i),
-				      &argvlist[i]))
-		{
-			lastarg = i;
-			goto fail_1;
-		}
-	}
-	lastarg = argc;
-	argvlist[argc] = NULL;
-
-	envlist = parse_envlist(env, &envc);
-	if (envlist == NULL)
-		goto fail_1;
+    PyObject *opath;
+    char *path;
+    PyObject *argv, *env;
+    char **argvlist;
+    char **envlist;
+    PyObject *res = NULL;
+    int mode, envc;
+    Py_ssize_t argc, i;
+    Py_intptr_t spawnval;
+    PyObject *(*getitem)(PyObject *, Py_ssize_t);
+    Py_ssize_t lastarg = 0;
+
+    /* spawnve has four arguments: (mode, path, argv, env), where
+       argv is a list or tuple of strings and env is a dictionary
+       like posix.environ. */
+
+    if (!PyArg_ParseTuple(args, "iO&OO:spawnve", &mode,
+                          PyUnicode_FSConverter,
+                          &opath, &argv, &env))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    if (PyList_Check(argv)) {
+        argc = PyList_Size(argv);
+        getitem = PyList_GetItem;
+    }
+    else if (PyTuple_Check(argv)) {
+        argc = PyTuple_Size(argv);
+        getitem = PyTuple_GetItem;
+    }
+    else {
+        PyErr_SetString(PyExc_TypeError,
+                        "spawnve() arg 2 must be a tuple or list");
+        goto fail_0;
+    }
+    if (!PyMapping_Check(env)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "spawnve() arg 3 must be a mapping object");
+        goto fail_0;
+    }
+
+    argvlist = PyMem_NEW(char *, argc+1);
+    if (argvlist == NULL) {
+        PyErr_NoMemory();
+        goto fail_0;
+    }
+    for (i = 0; i < argc; i++) {
+        if (!fsconvert_strdup((*getitem)(argv, i),
+                              &argvlist[i]))
+        {
+            lastarg = i;
+            goto fail_1;
+        }
+    }
+    lastarg = argc;
+    argvlist[argc] = NULL;
+
+    envlist = parse_envlist(env, &envc);
+    if (envlist == NULL)
+        goto fail_1;
 
 #if defined(PYOS_OS2) && defined(PYCC_GCC)
-	Py_BEGIN_ALLOW_THREADS
-	spawnval = spawnve(mode, path, argvlist, envlist);
-	Py_END_ALLOW_THREADS
+    Py_BEGIN_ALLOW_THREADS
+    spawnval = spawnve(mode, path, argvlist, envlist);
+    Py_END_ALLOW_THREADS
 #else
-	if (mode == _OLD_P_OVERLAY)
-		mode = _P_OVERLAY;
+    if (mode == _OLD_P_OVERLAY)
+        mode = _P_OVERLAY;
 
-	Py_BEGIN_ALLOW_THREADS
-	spawnval = _spawnve(mode, path, argvlist, envlist);
-	Py_END_ALLOW_THREADS
+    Py_BEGIN_ALLOW_THREADS
+    spawnval = _spawnve(mode, path, argvlist, envlist);
+    Py_END_ALLOW_THREADS
 #endif
 
-	if (spawnval == -1)
-		(void) posix_error();
-	else
+    if (spawnval == -1)
+        (void) posix_error();
+    else
 #if SIZEOF_LONG == SIZEOF_VOID_P
-		res = Py_BuildValue("l", (long) spawnval);
+        res = Py_BuildValue("l", (long) spawnval);
 #else
-		res = Py_BuildValue("L", (PY_LONG_LONG) spawnval);
+        res = Py_BuildValue("L", (PY_LONG_LONG) spawnval);
 #endif
 
-	while (--envc >= 0)
-		PyMem_DEL(envlist[envc]);
-	PyMem_DEL(envlist);
+    while (--envc >= 0)
+        PyMem_DEL(envlist[envc]);
+    PyMem_DEL(envlist);
   fail_1:
-	free_string_array(argvlist, lastarg);
+    free_string_array(argvlist, lastarg);
   fail_0:
-	Py_DECREF(opath);
-	return res;
+    Py_DECREF(opath);
+    return res;
 }
 
 /* OS/2 supports spawnvp & spawnvpe natively */
@@ -3419,77 +3420,77 @@ PyDoc_STRVAR(posix_spawnvp__doc__,
 Execute the program 'file' in a new process, using the environment\n\
 search path to find the file.\n\
 \n\
-	mode: mode of process creation\n\
-	file: executable file name\n\
-	args: tuple or list of strings");
+    mode: mode of process creation\n\
+    file: executable file name\n\
+    args: tuple or list of strings");
 
 static PyObject *
 posix_spawnvp(PyObject *self, PyObject *args)
 {
-	PyObject *opath;
-	char *path;
-	PyObject *argv;
-	char **argvlist;
-	int mode, i, argc;
-	Py_intptr_t spawnval;
-	PyObject *(*getitem)(PyObject *, Py_ssize_t);
-
-	/* spawnvp has three arguments: (mode, path, argv), where
-	   argv is a list or tuple of strings. */
-
-	if (!PyArg_ParseTuple(args, "iO&O:spawnvp", &mode,
-			      PyUnicode_FSConverter,
-			      &opath, &argv))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	if (PyList_Check(argv)) {
-		argc = PyList_Size(argv);
-		getitem = PyList_GetItem;
-	}
-	else if (PyTuple_Check(argv)) {
-		argc = PyTuple_Size(argv);
-		getitem = PyTuple_GetItem;
-	}
-	else {
-		PyErr_SetString(PyExc_TypeError,
-				"spawnvp() arg 2 must be a tuple or list");
-		Py_DECREF(opath);
-		return NULL;
-	}
-
-	argvlist = PyMem_NEW(char *, argc+1);
-	if (argvlist == NULL) {
-		Py_DECREF(opath);
-		return PyErr_NoMemory();
-	}
-	for (i = 0; i < argc; i++) {
-		if (!fsconvert_strdup((*getitem)(argv, i),
-				      &argvlist[i])) {
-			free_string_array(argvlist, i);
-			PyErr_SetString(
-				PyExc_TypeError,
-				"spawnvp() arg 2 must contain only strings");
-			Py_DECREF(opath);
-			return NULL;
-		}
-	}
-	argvlist[argc] = NULL;
-
-	Py_BEGIN_ALLOW_THREADS
+    PyObject *opath;
+    char *path;
+    PyObject *argv;
+    char **argvlist;
+    int mode, i, argc;
+    Py_intptr_t spawnval;
+    PyObject *(*getitem)(PyObject *, Py_ssize_t);
+
+    /* spawnvp has three arguments: (mode, path, argv), where
+       argv is a list or tuple of strings. */
+
+    if (!PyArg_ParseTuple(args, "iO&O:spawnvp", &mode,
+                          PyUnicode_FSConverter,
+                          &opath, &argv))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    if (PyList_Check(argv)) {
+        argc = PyList_Size(argv);
+        getitem = PyList_GetItem;
+    }
+    else if (PyTuple_Check(argv)) {
+        argc = PyTuple_Size(argv);
+        getitem = PyTuple_GetItem;
+    }
+    else {
+        PyErr_SetString(PyExc_TypeError,
+                        "spawnvp() arg 2 must be a tuple or list");
+        Py_DECREF(opath);
+        return NULL;
+    }
+
+    argvlist = PyMem_NEW(char *, argc+1);
+    if (argvlist == NULL) {
+        Py_DECREF(opath);
+        return PyErr_NoMemory();
+    }
+    for (i = 0; i < argc; i++) {
+        if (!fsconvert_strdup((*getitem)(argv, i),
+                              &argvlist[i])) {
+            free_string_array(argvlist, i);
+            PyErr_SetString(
+                PyExc_TypeError,
+                "spawnvp() arg 2 must contain only strings");
+            Py_DECREF(opath);
+            return NULL;
+        }
+    }
+    argvlist[argc] = NULL;
+
+    Py_BEGIN_ALLOW_THREADS
 #if defined(PYCC_GCC)
-	spawnval = spawnvp(mode, path, argvlist);
+    spawnval = spawnvp(mode, path, argvlist);
 #else
-	spawnval = _spawnvp(mode, path, argvlist);
+    spawnval = _spawnvp(mode, path, argvlist);
 #endif
-	Py_END_ALLOW_THREADS
+    Py_END_ALLOW_THREADS
 
-	free_string_array(argvlist, argc);
-	Py_DECREF(opath);
+    free_string_array(argvlist, argc);
+    Py_DECREF(opath);
 
-	if (spawnval == -1)
-		return posix_error();
-	else
-		return Py_BuildValue("l", (long) spawnval);
+    if (spawnval == -1)
+        return posix_error();
+    else
+        return Py_BuildValue("l", (long) spawnval);
 }
 
 
@@ -3498,94 +3499,94 @@ PyDoc_STRVAR(posix_spawnvpe__doc__,
 Execute the program 'file' in a new process, using the environment\n\
 search path to find the file.\n\
 \n\
-	mode: mode of process creation\n\
-	file: executable file name\n\
-	args: tuple or list of arguments\n\
-	env: dictionary of strings mapping to strings");
+    mode: mode of process creation\n\
+    file: executable file name\n\
+    args: tuple or list of arguments\n\
+    env: dictionary of strings mapping to strings");
 
 static PyObject *
 posix_spawnvpe(PyObject *self, PyObject *args)
 {
-	PyObject *opath
-	char *path;
-	PyObject *argv, *env;
-	char **argvlist;
-	char **envlist;
-	PyObject *res=NULL;
-	int mode, i, argc, envc;
-	Py_intptr_t spawnval;
-	PyObject *(*getitem)(PyObject *, Py_ssize_t);
-	int lastarg = 0;
-
-	/* spawnvpe has four arguments: (mode, path, argv, env), where
-	   argv is a list or tuple of strings and env is a dictionary
-	   like posix.environ. */
-
-	if (!PyArg_ParseTuple(args, "ietOO:spawnvpe", &mode,
-			      PyUnicode_FSConverter,
-			      &opath, &argv, &env))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	if (PyList_Check(argv)) {
-		argc = PyList_Size(argv);
-		getitem = PyList_GetItem;
-	}
-	else if (PyTuple_Check(argv)) {
-		argc = PyTuple_Size(argv);
-		getitem = PyTuple_GetItem;
-	}
-	else {
-		PyErr_SetString(PyExc_TypeError,
-				"spawnvpe() arg 2 must be a tuple or list");
-		goto fail_0;
-	}
-	if (!PyMapping_Check(env)) {
-		PyErr_SetString(PyExc_TypeError,
-				"spawnvpe() arg 3 must be a mapping object");
-		goto fail_0;
-	}
-
-	argvlist = PyMem_NEW(char *, argc+1);
-	if (argvlist == NULL) {
-		PyErr_NoMemory();
-		goto fail_0;
-	}
-	for (i = 0; i < argc; i++) {
-		if (!fsconvert_strdup((*getitem)(argv, i),
-				      &argvlist[i]))
-		{
-			lastarg = i;
-			goto fail_1;
-		}
-	}
-	lastarg = argc;
-	argvlist[argc] = NULL;
-
-	envlist = parse_envlist(env, &envc);
-	if (envlist == NULL)
-		goto fail_1;
-
-	Py_BEGIN_ALLOW_THREADS
+    PyObject *opath
+    char *path;
+    PyObject *argv, *env;
+    char **argvlist;
+    char **envlist;
+    PyObject *res=NULL;
+    int mode, i, argc, envc;
+    Py_intptr_t spawnval;
+    PyObject *(*getitem)(PyObject *, Py_ssize_t);
+    int lastarg = 0;
+
+    /* spawnvpe has four arguments: (mode, path, argv, env), where
+       argv is a list or tuple of strings and env is a dictionary
+       like posix.environ. */
+
+    if (!PyArg_ParseTuple(args, "ietOO:spawnvpe", &mode,
+                          PyUnicode_FSConverter,
+                          &opath, &argv, &env))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    if (PyList_Check(argv)) {
+        argc = PyList_Size(argv);
+        getitem = PyList_GetItem;
+    }
+    else if (PyTuple_Check(argv)) {
+        argc = PyTuple_Size(argv);
+        getitem = PyTuple_GetItem;
+    }
+    else {
+        PyErr_SetString(PyExc_TypeError,
+                        "spawnvpe() arg 2 must be a tuple or list");
+        goto fail_0;
+    }
+    if (!PyMapping_Check(env)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "spawnvpe() arg 3 must be a mapping object");
+        goto fail_0;
+    }
+
+    argvlist = PyMem_NEW(char *, argc+1);
+    if (argvlist == NULL) {
+        PyErr_NoMemory();
+        goto fail_0;
+    }
+    for (i = 0; i < argc; i++) {
+        if (!fsconvert_strdup((*getitem)(argv, i),
+                              &argvlist[i]))
+        {
+            lastarg = i;
+            goto fail_1;
+        }
+    }
+    lastarg = argc;
+    argvlist[argc] = NULL;
+
+    envlist = parse_envlist(env, &envc);
+    if (envlist == NULL)
+        goto fail_1;
+
+    Py_BEGIN_ALLOW_THREADS
 #if defined(PYCC_GCC)
-	spawnval = spawnvpe(mode, path, argvlist, envlist);
+    spawnval = spawnvpe(mode, path, argvlist, envlist);
 #else
-	spawnval = _spawnvpe(mode, path, argvlist, envlist);
+    spawnval = _spawnvpe(mode, path, argvlist, envlist);
 #endif
-	Py_END_ALLOW_THREADS
+    Py_END_ALLOW_THREADS
 
-	if (spawnval == -1)
-		(void) posix_error();
-	else
-		res = Py_BuildValue("l", (long) spawnval);
+    if (spawnval == -1)
+        (void) posix_error();
+    else
+        res = Py_BuildValue("l", (long) spawnval);
 
-	while (--envc >= 0)
-		PyMem_DEL(envlist[envc]);
-	PyMem_DEL(envlist);
+    while (--envc >= 0)
+        PyMem_DEL(envlist[envc]);
+    PyMem_DEL(envlist);
   fail_1:
-	free_string_array(argvlist, lastarg);
+    free_string_array(argvlist, lastarg);
   fail_0:
-	Py_DECREF(opath);
-	return res;
+    Py_DECREF(opath);
+    return res;
 }
 #endif /* PYOS_OS2 */
 #endif /* HAVE_SPAWNV */
@@ -3601,26 +3602,26 @@ Return 0 to child process and PID of child to parent process.");
 static PyObject *
 posix_fork1(PyObject *self, PyObject *noargs)
 {
-	pid_t pid;
-	int result = 0;
-	_PyImport_AcquireLock();
-	pid = fork1();
-	if (pid == 0) {
-		/* child: this clobbers and resets the import lock. */
-		PyOS_AfterFork();
-	} else {
-		/* parent: release the import lock. */
-		result = _PyImport_ReleaseLock();
-	}
-	if (pid == -1)
-		return posix_error();
-	if (result < 0) {
-		/* Don't clobber the OSError if the fork failed. */
-		PyErr_SetString(PyExc_RuntimeError,
-				"not holding the import lock");
-		return NULL;
-	}
-	return PyLong_FromPid(pid);
+    pid_t pid;
+    int result = 0;
+    _PyImport_AcquireLock();
+    pid = fork1();
+    if (pid == 0) {
+        /* child: this clobbers and resets the import lock. */
+        PyOS_AfterFork();
+    } else {
+        /* parent: release the import lock. */
+        result = _PyImport_ReleaseLock();
+    }
+    if (pid == -1)
+        return posix_error();
+    if (result < 0) {
+        /* Don't clobber the OSError if the fork failed. */
+        PyErr_SetString(PyExc_RuntimeError,
+                        "not holding the import lock");
+        return NULL;
+    }
+    return PyLong_FromPid(pid);
 }
 #endif
 
@@ -3634,26 +3635,26 @@ Return 0 to child process and PID of child to parent process.");
 static PyObject *
 posix_fork(PyObject *self, PyObject *noargs)
 {
-	pid_t pid;
-	int result = 0;
-	_PyImport_AcquireLock();
-	pid = fork();
-	if (pid == 0) {
-		/* child: this clobbers and resets the import lock. */
-		PyOS_AfterFork();
-	} else {
-		/* parent: release the import lock. */
-		result = _PyImport_ReleaseLock();
-	}
-	if (pid == -1)
-		return posix_error();
-	if (result < 0) {
-		/* Don't clobber the OSError if the fork failed. */
-		PyErr_SetString(PyExc_RuntimeError,
-				"not holding the import lock");
-		return NULL;
-	}
-	return PyLong_FromPid(pid);
+    pid_t pid;
+    int result = 0;
+    _PyImport_AcquireLock();
+    pid = fork();
+    if (pid == 0) {
+        /* child: this clobbers and resets the import lock. */
+        PyOS_AfterFork();
+    } else {
+        /* parent: release the import lock. */
+        result = _PyImport_ReleaseLock();
+    }
+    if (pid == -1)
+        return posix_error();
+    if (result < 0) {
+        /* Don't clobber the OSError if the fork failed. */
+        PyErr_SetString(PyExc_RuntimeError,
+                        "not holding the import lock");
+        return NULL;
+    }
+    return PyLong_FromPid(pid);
 }
 #endif
 
@@ -3691,60 +3692,60 @@ Open a pseudo-terminal, returning open fd's for both master and slave end.\n");
 static PyObject *
 posix_openpty(PyObject *self, PyObject *noargs)
 {
-	int master_fd, slave_fd;
+    int master_fd, slave_fd;
 #ifndef HAVE_OPENPTY
-	char * slave_name;
+    char * slave_name;
 #endif
 #if defined(HAVE_DEV_PTMX) && !defined(HAVE_OPENPTY) && !defined(HAVE__GETPTY)
-	PyOS_sighandler_t sig_saved;
+    PyOS_sighandler_t sig_saved;
 #ifdef sun
-	extern char *ptsname(int fildes);
+    extern char *ptsname(int fildes);
 #endif
 #endif
 
 #ifdef HAVE_OPENPTY
-	if (openpty(&master_fd, &slave_fd, NULL, NULL, NULL) != 0)
-		return posix_error();
+    if (openpty(&master_fd, &slave_fd, NULL, NULL, NULL) != 0)
+        return posix_error();
 #elif defined(HAVE__GETPTY)
-	slave_name = _getpty(&master_fd, O_RDWR, 0666, 0);
-	if (slave_name == NULL)
-		return posix_error();
+    slave_name = _getpty(&master_fd, O_RDWR, 0666, 0);
+    if (slave_name == NULL)
+        return posix_error();
 
-	slave_fd = open(slave_name, O_RDWR);
-	if (slave_fd < 0)
-		return posix_error();
+    slave_fd = open(slave_name, O_RDWR);
+    if (slave_fd < 0)
+        return posix_error();
 #else
-	master_fd = open(DEV_PTY_FILE, O_RDWR | O_NOCTTY); /* open master */
-	if (master_fd < 0)
-		return posix_error();
-	sig_saved = PyOS_setsig(SIGCHLD, SIG_DFL);
-	/* change permission of slave */
-	if (grantpt(master_fd) < 0) {
-		PyOS_setsig(SIGCHLD, sig_saved);
-		return posix_error();
-	}
-	/* unlock slave */
-	if (unlockpt(master_fd) < 0) {
-		PyOS_setsig(SIGCHLD, sig_saved);
-		return posix_error();
-	}
-	PyOS_setsig(SIGCHLD, sig_saved);
-	slave_name = ptsname(master_fd); /* get name of slave */
-	if (slave_name == NULL)
-		return posix_error();
-	slave_fd = open(slave_name, O_RDWR | O_NOCTTY); /* open slave */
-	if (slave_fd < 0)
-		return posix_error();
+    master_fd = open(DEV_PTY_FILE, O_RDWR | O_NOCTTY); /* open master */
+    if (master_fd < 0)
+        return posix_error();
+    sig_saved = PyOS_setsig(SIGCHLD, SIG_DFL);
+    /* change permission of slave */
+    if (grantpt(master_fd) < 0) {
+        PyOS_setsig(SIGCHLD, sig_saved);
+        return posix_error();
+    }
+    /* unlock slave */
+    if (unlockpt(master_fd) < 0) {
+        PyOS_setsig(SIGCHLD, sig_saved);
+        return posix_error();
+    }
+    PyOS_setsig(SIGCHLD, sig_saved);
+    slave_name = ptsname(master_fd); /* get name of slave */
+    if (slave_name == NULL)
+        return posix_error();
+    slave_fd = open(slave_name, O_RDWR | O_NOCTTY); /* open slave */
+    if (slave_fd < 0)
+        return posix_error();
 #if !defined(__CYGWIN__) && !defined(HAVE_DEV_PTC)
-	ioctl(slave_fd, I_PUSH, "ptem"); /* push ptem */
-	ioctl(slave_fd, I_PUSH, "ldterm"); /* push ldterm */
+    ioctl(slave_fd, I_PUSH, "ptem"); /* push ptem */
+    ioctl(slave_fd, I_PUSH, "ldterm"); /* push ldterm */
 #ifndef __hpux
-	ioctl(slave_fd, I_PUSH, "ttcompat"); /* push ttcompat */
+    ioctl(slave_fd, I_PUSH, "ttcompat"); /* push ttcompat */
 #endif /* __hpux */
 #endif /* HAVE_CYGWIN */
 #endif /* HAVE_OPENPTY */
 
-	return Py_BuildValue("(ii)", master_fd, slave_fd);
+    return Py_BuildValue("(ii)", master_fd, slave_fd);
 
 }
 #endif /* defined(HAVE_OPENPTY) || defined(HAVE__GETPTY) || defined(HAVE_DEV_PTMX) */
@@ -3759,27 +3760,27 @@ To both, return fd of newly opened pseudo-terminal.\n");
 static PyObject *
 posix_forkpty(PyObject *self, PyObject *noargs)
 {
-	int master_fd = -1, result = 0;
-	pid_t pid;
-
-	_PyImport_AcquireLock();
-	pid = forkpty(&master_fd, NULL, NULL, NULL);
-	if (pid == 0) {
-		/* child: this clobbers and resets the import lock. */
-		PyOS_AfterFork();
-	} else {
-		/* parent: release the import lock. */
-		result = _PyImport_ReleaseLock();
-	}
-	if (pid == -1)
-		return posix_error();
-	if (result < 0) {
-		/* Don't clobber the OSError if the fork failed. */
-		PyErr_SetString(PyExc_RuntimeError,
-				"not holding the import lock");
-		return NULL;
-	}
-	return Py_BuildValue("(Ni)", PyLong_FromPid(pid), master_fd);
+    int master_fd = -1, result = 0;
+    pid_t pid;
+
+    _PyImport_AcquireLock();
+    pid = forkpty(&master_fd, NULL, NULL, NULL);
+    if (pid == 0) {
+        /* child: this clobbers and resets the import lock. */
+        PyOS_AfterFork();
+    } else {
+        /* parent: release the import lock. */
+        result = _PyImport_ReleaseLock();
+    }
+    if (pid == -1)
+        return posix_error();
+    if (result < 0) {
+        /* Don't clobber the OSError if the fork failed. */
+        PyErr_SetString(PyExc_RuntimeError,
+                        "not holding the import lock");
+        return NULL;
+    }
+    return Py_BuildValue("(Ni)", PyLong_FromPid(pid), master_fd);
 }
 #endif
 
@@ -3791,7 +3792,7 @@ Return the current process's effective group id.");
 static PyObject *
 posix_getegid(PyObject *self, PyObject *noargs)
 {
-	return PyLong_FromLong((long)getegid());
+    return PyLong_FromLong((long)getegid());
 }
 #endif
 
@@ -3804,7 +3805,7 @@ Return the current process's effective user id.");
 static PyObject *
 posix_geteuid(PyObject *self, PyObject *noargs)
 {
-	return PyLong_FromLong((long)geteuid());
+    return PyLong_FromLong((long)geteuid());
 }
 #endif
 
@@ -3817,7 +3818,7 @@ Return the current process's group id.");
 static PyObject *
 posix_getgid(PyObject *self, PyObject *noargs)
 {
-	return PyLong_FromLong((long)getgid());
+    return PyLong_FromLong((long)getgid());
 }
 #endif
 
@@ -3829,7 +3830,7 @@ Return the current process id");
 static PyObject *
 posix_getpid(PyObject *self, PyObject *noargs)
 {
-	return PyLong_FromPid(getpid());
+    return PyLong_FromPid(getpid());
 }
 
 
@@ -3846,30 +3847,30 @@ posix_getgroups(PyObject *self, PyObject *noargs)
 #ifdef NGROUPS_MAX
 #define MAX_GROUPS NGROUPS_MAX
 #else
-        /* defined to be 16 on Solaris7, so this should be a small number */
+    /* defined to be 16 on Solaris7, so this should be a small number */
 #define MAX_GROUPS 64
 #endif
-        gid_t grouplist[MAX_GROUPS];
-        int n;
+    gid_t grouplist[MAX_GROUPS];
+    int n;
 
-        n = getgroups(MAX_GROUPS, grouplist);
-        if (n < 0)
-            posix_error();
-        else {
-            result = PyList_New(n);
-            if (result != NULL) {
-                int i;
-                for (i = 0; i < n; ++i) {
-                    PyObject *o = PyLong_FromLong((long)grouplist[i]);
-                    if (o == NULL) {
-                        Py_DECREF(result);
-                        result = NULL;
-                        break;
-                    }
-                    PyList_SET_ITEM(result, i, o);
-                }
+    n = getgroups(MAX_GROUPS, grouplist);
+    if (n < 0)
+        posix_error();
+    else {
+        result = PyList_New(n);
+        if (result != NULL) {
+        int i;
+        for (i = 0; i < n; ++i) {
+            PyObject *o = PyLong_FromLong((long)grouplist[i]);
+            if (o == NULL) {
+            Py_DECREF(result);
+            result = NULL;
+            break;
             }
+            PyList_SET_ITEM(result, i, o);
+        }
         }
+    }
 
     return result;
 }
@@ -3885,17 +3886,17 @@ group id.");
 static PyObject *
 posix_initgroups(PyObject *self, PyObject *args)
 {
-	char *username;
-	long gid;
+    char *username;
+    long gid;
 
-	if (!PyArg_ParseTuple(args, "sl:initgroups", &username, &gid))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "sl:initgroups", &username, &gid))
+        return NULL;
 
-	if (initgroups(username, (gid_t) gid) == -1)
-		return PyErr_SetFromErrno(PyExc_OSError);
+    if (initgroups(username, (gid_t) gid) == -1)
+        return PyErr_SetFromErrno(PyExc_OSError);
 
-	Py_INCREF(Py_None);
-	return Py_None;
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif
 
@@ -3907,13 +3908,13 @@ Call the system call getpgid().");
 static PyObject *
 posix_getpgid(PyObject *self, PyObject *args)
 {
-	pid_t pid, pgid;
-	if (!PyArg_ParseTuple(args, _Py_PARSE_PID ":getpgid", &pid))
-		return NULL;
-	pgid = getpgid(pid);
-	if (pgid < 0)
-		return posix_error();
-	return PyLong_FromPid(pgid);
+    pid_t pid, pgid;
+    if (!PyArg_ParseTuple(args, _Py_PARSE_PID ":getpgid", &pid))
+        return NULL;
+    pgid = getpgid(pid);
+    if (pgid < 0)
+        return posix_error();
+    return PyLong_FromPid(pgid);
 }
 #endif /* HAVE_GETPGID */
 
@@ -3927,9 +3928,9 @@ static PyObject *
 posix_getpgrp(PyObject *self, PyObject *noargs)
 {
 #ifdef GETPGRP_HAVE_ARG
-	return PyLong_FromPid(getpgrp(0));
+    return PyLong_FromPid(getpgrp(0));
 #else /* GETPGRP_HAVE_ARG */
-	return PyLong_FromPid(getpgrp());
+    return PyLong_FromPid(getpgrp());
 #endif /* GETPGRP_HAVE_ARG */
 }
 #endif /* HAVE_GETPGRP */
@@ -3944,13 +3945,13 @@ static PyObject *
 posix_setpgrp(PyObject *self, PyObject *noargs)
 {
 #ifdef SETPGRP_HAVE_ARG
-	if (setpgrp(0, 0) < 0)
+    if (setpgrp(0, 0) < 0)
 #else /* SETPGRP_HAVE_ARG */
-	if (setpgrp() < 0)
+    if (setpgrp() < 0)
 #endif /* SETPGRP_HAVE_ARG */
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 #endif /* HAVE_SETPGRP */
@@ -3963,7 +3964,7 @@ Return the parent's process id.");
 static PyObject *
 posix_getppid(PyObject *self, PyObject *noargs)
 {
-	return PyLong_FromPid(getppid());
+    return PyLong_FromPid(getppid());
 }
 #endif
 
@@ -3976,22 +3977,22 @@ Return the actual login name.");
 static PyObject *
 posix_getlogin(PyObject *self, PyObject *noargs)
 {
-        PyObject *result = NULL;
-        char *name;
-        int old_errno = errno;
+    PyObject *result = NULL;
+    char *name;
+    int old_errno = errno;
 
-        errno = 0;
-        name = getlogin();
-        if (name == NULL) {
-            if (errno)
-                posix_error();
-            else
-                PyErr_SetString(PyExc_OSError,
-                                "unable to determine login name");
-        }
+    errno = 0;
+    name = getlogin();
+    if (name == NULL) {
+        if (errno)
+        posix_error();
         else
-            result = PyUnicode_FromString(name);
-        errno = old_errno;
+        PyErr_SetString(PyExc_OSError,
+                        "unable to determine login name");
+    }
+    else
+        result = PyUnicode_FromString(name);
+    errno = old_errno;
 
     return result;
 }
@@ -4005,7 +4006,7 @@ Return the current process's user id.");
 static PyObject *
 posix_getuid(PyObject *self, PyObject *noargs)
 {
-	return PyLong_FromLong((long)getuid());
+    return PyLong_FromLong((long)getuid());
 }
 #endif
 
@@ -4018,10 +4019,10 @@ Kill a process with a signal.");
 static PyObject *
 posix_kill(PyObject *self, PyObject *args)
 {
-	pid_t pid;
-	int sig;
-	if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:kill", &pid, &sig))
-		return NULL;
+    pid_t pid;
+    int sig;
+    if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:kill", &pid, &sig))
+        return NULL;
 #if defined(PYOS_OS2) && !defined(PYCC_GCC)
     if (sig == XCPT_SIGNAL_INTR || sig == XCPT_SIGNAL_BREAK) {
         APIRET rc;
@@ -4036,11 +4037,11 @@ posix_kill(PyObject *self, PyObject *args)
     } else
         return NULL; /* Unrecognized Signal Requested */
 #else
-	if (kill(pid, sig) == -1)
-		return posix_error();
+    if (kill(pid, sig) == -1)
+        return posix_error();
 #endif
-	Py_INCREF(Py_None);
-	return Py_None;
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif
 
@@ -4052,18 +4053,18 @@ Kill a process group with a signal.");
 static PyObject *
 posix_killpg(PyObject *self, PyObject *args)
 {
-	int sig;
-	pid_t pgid;
-	/* XXX some man pages make the `pgid` parameter an int, others
-	   a pid_t. Since getpgrp() returns a pid_t, we assume killpg should
-	   take the same type. Moreover, pid_t is always at least as wide as
-	   int (else compilation of this module fails), which is safe. */
-	if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:killpg", &pgid, &sig))
-		return NULL;
-	if (killpg(pgid, sig) == -1)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    int sig;
+    pid_t pgid;
+    /* XXX some man pages make the `pgid` parameter an int, others
+       a pid_t. Since getpgrp() returns a pid_t, we assume killpg should
+       take the same type. Moreover, pid_t is always at least as wide as
+       int (else compilation of this module fails), which is safe. */
+    if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:killpg", &pgid, &sig))
+        return NULL;
+    if (killpg(pgid, sig) == -1)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif
 
@@ -4075,42 +4076,42 @@ Kill a process with a signal.");
 static PyObject *
 win32_kill(PyObject *self, PyObject *args)
 {
-	PyObject *result, handle_obj;
-	DWORD pid, sig, err;
-	HANDLE handle;
-
-	if (!PyArg_ParseTuple(args, "kk:kill", &pid, &sig))
-		return NULL;
-
-	/* Console processes which share a common console can be sent CTRL+C or
-	   CTRL+BREAK events, provided they handle said events. */
-	if (sig == CTRL_C_EVENT || sig == CTRL_BREAK_EVENT) {
-		if (GenerateConsoleCtrlEvent(sig, pid) == 0) {
-			err = GetLastError();
-			PyErr_SetFromWindowsErr(err);
-		}
-		else
-			Py_RETURN_NONE;
-	}
-
-	/* If the signal is outside of what GenerateConsoleCtrlEvent can use,
-	   attempt to open and terminate the process. */
-	handle = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid);
-	if (handle == NULL) {
-		err = GetLastError();
-		return PyErr_SetFromWindowsErr(err);
-	}
-
-	if (TerminateProcess(handle, sig) == 0) {
-		err = GetLastError();
-		result = PyErr_SetFromWindowsErr(err);
-	} else {
-		Py_INCREF(Py_None);
-		result = Py_None;
-	}
-
-	CloseHandle(handle);
-	return result;
+    PyObject *result, handle_obj;
+    DWORD pid, sig, err;
+    HANDLE handle;
+
+    if (!PyArg_ParseTuple(args, "kk:kill", &pid, &sig))
+        return NULL;
+
+    /* Console processes which share a common console can be sent CTRL+C or
+       CTRL+BREAK events, provided they handle said events. */
+    if (sig == CTRL_C_EVENT || sig == CTRL_BREAK_EVENT) {
+        if (GenerateConsoleCtrlEvent(sig, pid) == 0) {
+            err = GetLastError();
+            PyErr_SetFromWindowsErr(err);
+        }
+        else
+            Py_RETURN_NONE;
+    }
+
+    /* If the signal is outside of what GenerateConsoleCtrlEvent can use,
+       attempt to open and terminate the process. */
+    handle = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid);
+    if (handle == NULL) {
+        err = GetLastError();
+        return PyErr_SetFromWindowsErr(err);
+    }
+
+    if (TerminateProcess(handle, sig) == 0) {
+        err = GetLastError();
+        result = PyErr_SetFromWindowsErr(err);
+    } else {
+        Py_INCREF(Py_None);
+        result = Py_None;
+    }
+
+    CloseHandle(handle);
+    return result;
 }
 #endif /* MS_WINDOWS */
 
@@ -4127,13 +4128,13 @@ Lock program segments into memory.");
 static PyObject *
 posix_plock(PyObject *self, PyObject *args)
 {
-	int op;
-	if (!PyArg_ParseTuple(args, "i:plock", &op))
-		return NULL;
-	if (plock(op) == -1)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    int op;
+    if (!PyArg_ParseTuple(args, "i:plock", &op))
+        return NULL;
+    if (plock(op) == -1)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif
 
@@ -4145,19 +4146,19 @@ Set the current process's user id.");
 static PyObject *
 posix_setuid(PyObject *self, PyObject *args)
 {
-	long uid_arg;
-	uid_t uid;
-	if (!PyArg_ParseTuple(args, "l:setuid", &uid_arg))
-		return NULL;
-	uid = uid_arg;
-	if (uid != uid_arg) {
-		PyErr_SetString(PyExc_OverflowError, "user id too big");
-		return NULL;
-	}
-	if (setuid(uid) < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    long uid_arg;
+    uid_t uid;
+    if (!PyArg_ParseTuple(args, "l:setuid", &uid_arg))
+        return NULL;
+    uid = uid_arg;
+    if (uid != uid_arg) {
+        PyErr_SetString(PyExc_OverflowError, "user id too big");
+        return NULL;
+    }
+    if (setuid(uid) < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_SETUID */
 
@@ -4170,21 +4171,21 @@ Set the current process's effective user id.");
 static PyObject *
 posix_seteuid (PyObject *self, PyObject *args)
 {
-	long euid_arg;
-	uid_t euid;
-	if (!PyArg_ParseTuple(args, "l", &euid_arg))
-		return NULL;
-	euid = euid_arg;
-	if (euid != euid_arg) {
-		PyErr_SetString(PyExc_OverflowError, "user id too big");
-		return NULL;
-	}
-	if (seteuid(euid) < 0) {
-		return posix_error();
-	} else {
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
+    long euid_arg;
+    uid_t euid;
+    if (!PyArg_ParseTuple(args, "l", &euid_arg))
+        return NULL;
+    euid = euid_arg;
+    if (euid != euid_arg) {
+        PyErr_SetString(PyExc_OverflowError, "user id too big");
+        return NULL;
+    }
+    if (seteuid(euid) < 0) {
+        return posix_error();
+    } else {
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
 }
 #endif /* HAVE_SETEUID */
 
@@ -4196,21 +4197,21 @@ Set the current process's effective group id.");
 static PyObject *
 posix_setegid (PyObject *self, PyObject *args)
 {
-	long egid_arg;
-	gid_t egid;
-	if (!PyArg_ParseTuple(args, "l", &egid_arg))
-		return NULL;
-	egid = egid_arg;
-	if (egid != egid_arg) {
-		PyErr_SetString(PyExc_OverflowError, "group id too big");
-		return NULL;
-	}
-	if (setegid(egid) < 0) {
-		return posix_error();
-	} else {
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
+    long egid_arg;
+    gid_t egid;
+    if (!PyArg_ParseTuple(args, "l", &egid_arg))
+        return NULL;
+    egid = egid_arg;
+    if (egid != egid_arg) {
+        PyErr_SetString(PyExc_OverflowError, "group id too big");
+        return NULL;
+    }
+    if (setegid(egid) < 0) {
+        return posix_error();
+    } else {
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
 }
 #endif /* HAVE_SETEGID */
 
@@ -4222,29 +4223,29 @@ Set the current process's real and effective user ids.");
 static PyObject *
 posix_setreuid (PyObject *self, PyObject *args)
 {
-	long ruid_arg, euid_arg;
-	uid_t ruid, euid;
-	if (!PyArg_ParseTuple(args, "ll", &ruid_arg, &euid_arg))
-		return NULL;
-	if (ruid_arg == -1)
-		ruid = (uid_t)-1;  /* let the compiler choose how -1 fits */
-	else
-		ruid = ruid_arg;  /* otherwise, assign from our long */
-	if (euid_arg == -1)
-		euid = (uid_t)-1;
-	else
-		euid = euid_arg;
-	if ((euid_arg != -1 && euid != euid_arg) || 
-	    (ruid_arg != -1 && ruid != ruid_arg)) {
-		PyErr_SetString(PyExc_OverflowError, "user id too big");
-		return NULL;
-	}
-	if (setreuid(ruid, euid) < 0) {
-		return posix_error();
-	} else {
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
+    long ruid_arg, euid_arg;
+    uid_t ruid, euid;
+    if (!PyArg_ParseTuple(args, "ll", &ruid_arg, &euid_arg))
+        return NULL;
+    if (ruid_arg == -1)
+        ruid = (uid_t)-1;  /* let the compiler choose how -1 fits */
+    else
+        ruid = ruid_arg;  /* otherwise, assign from our long */
+    if (euid_arg == -1)
+        euid = (uid_t)-1;
+    else
+        euid = euid_arg;
+    if ((euid_arg != -1 && euid != euid_arg) ||
+        (ruid_arg != -1 && ruid != ruid_arg)) {
+        PyErr_SetString(PyExc_OverflowError, "user id too big");
+        return NULL;
+    }
+    if (setreuid(ruid, euid) < 0) {
+        return posix_error();
+    } else {
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
 }
 #endif /* HAVE_SETREUID */
 
@@ -4256,29 +4257,29 @@ Set the current process's real and effective group ids.");
 static PyObject *
 posix_setregid (PyObject *self, PyObject *args)
 {
-	long rgid_arg, egid_arg;
-	gid_t rgid, egid;
-	if (!PyArg_ParseTuple(args, "ll", &rgid_arg, &egid_arg))
-		return NULL;
-	if (rgid_arg == -1)
-		rgid = (gid_t)-1;  /* let the compiler choose how -1 fits */
-	else
-		rgid = rgid_arg;  /* otherwise, assign from our long */
-	if (egid_arg == -1)
-		egid = (gid_t)-1;
-	else
-		egid = egid_arg;
-	if ((egid_arg != -1 && egid != egid_arg) || 
-	    (rgid_arg != -1 && rgid != rgid_arg)) {
-		PyErr_SetString(PyExc_OverflowError, "group id too big");
-		return NULL;
-	}
-	if (setregid(rgid, egid) < 0) {
-		return posix_error();
-	} else {
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
+    long rgid_arg, egid_arg;
+    gid_t rgid, egid;
+    if (!PyArg_ParseTuple(args, "ll", &rgid_arg, &egid_arg))
+        return NULL;
+    if (rgid_arg == -1)
+        rgid = (gid_t)-1;  /* let the compiler choose how -1 fits */
+    else
+        rgid = rgid_arg;  /* otherwise, assign from our long */
+    if (egid_arg == -1)
+        egid = (gid_t)-1;
+    else
+        egid = egid_arg;
+    if ((egid_arg != -1 && egid != egid_arg) ||
+        (rgid_arg != -1 && rgid != rgid_arg)) {
+        PyErr_SetString(PyExc_OverflowError, "group id too big");
+        return NULL;
+    }
+    if (setregid(rgid, egid) < 0) {
+        return posix_error();
+    } else {
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
 }
 #endif /* HAVE_SETREGID */
 
@@ -4290,19 +4291,19 @@ Set the current process's group id.");
 static PyObject *
 posix_setgid(PyObject *self, PyObject *args)
 {
-	long gid_arg;
-	gid_t gid;
-	if (!PyArg_ParseTuple(args, "l:setgid", &gid_arg))
-		return NULL;
-	gid = gid_arg;
-	if (gid != gid_arg) {
-		PyErr_SetString(PyExc_OverflowError, "group id too big");
-		return NULL;
-	}
-	if (setgid(gid) < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    long gid_arg;
+    gid_t gid;
+    if (!PyArg_ParseTuple(args, "l:setgid", &gid_arg))
+        return NULL;
+    gid = gid_arg;
+    if (gid != gid_arg) {
+        PyErr_SetString(PyExc_OverflowError, "group id too big");
+        return NULL;
+    }
+    if (setgid(gid) < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_SETGID */
 
@@ -4314,52 +4315,52 @@ Set the groups of the current process to list.");
 static PyObject *
 posix_setgroups(PyObject *self, PyObject *groups)
 {
-	int i, len;
-        gid_t grouplist[MAX_GROUPS];
-
-	if (!PySequence_Check(groups)) {
-		PyErr_SetString(PyExc_TypeError, "setgroups argument must be a sequence");
-		return NULL;
-	}
-	len = PySequence_Size(groups);
-	if (len > MAX_GROUPS) {
-		PyErr_SetString(PyExc_ValueError, "too many groups");
-		return NULL;
-	}
-	for(i = 0; i < len; i++) {
-		PyObject *elem;
-		elem = PySequence_GetItem(groups, i);
-		if (!elem)
-			return NULL;
-		if (!PyLong_Check(elem)) {
-			PyErr_SetString(PyExc_TypeError,
-					"groups must be integers");
-			Py_DECREF(elem);
-			return NULL;
-		} else {
-			unsigned long x = PyLong_AsUnsignedLong(elem);
-			if (PyErr_Occurred()) {
-				PyErr_SetString(PyExc_TypeError, 
-						"group id too big");
-				Py_DECREF(elem);
-				return NULL;
-			}
-			grouplist[i] = x;
-			/* read back the value to see if it fitted in gid_t */
-			if (grouplist[i] != x) {
-				PyErr_SetString(PyExc_TypeError,
-						"group id too big");
-				Py_DECREF(elem);
-				return NULL;
-			}
-		}
-		Py_DECREF(elem);
-	}
-
-	if (setgroups(len, grouplist) < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    int i, len;
+    gid_t grouplist[MAX_GROUPS];
+
+    if (!PySequence_Check(groups)) {
+        PyErr_SetString(PyExc_TypeError, "setgroups argument must be a sequence");
+        return NULL;
+    }
+    len = PySequence_Size(groups);
+    if (len > MAX_GROUPS) {
+        PyErr_SetString(PyExc_ValueError, "too many groups");
+        return NULL;
+    }
+    for(i = 0; i < len; i++) {
+        PyObject *elem;
+        elem = PySequence_GetItem(groups, i);
+        if (!elem)
+            return NULL;
+        if (!PyLong_Check(elem)) {
+            PyErr_SetString(PyExc_TypeError,
+                            "groups must be integers");
+            Py_DECREF(elem);
+            return NULL;
+        } else {
+            unsigned long x = PyLong_AsUnsignedLong(elem);
+            if (PyErr_Occurred()) {
+                PyErr_SetString(PyExc_TypeError,
+                                "group id too big");
+                Py_DECREF(elem);
+                return NULL;
+            }
+            grouplist[i] = x;
+            /* read back the value to see if it fitted in gid_t */
+            if (grouplist[i] != x) {
+                PyErr_SetString(PyExc_TypeError,
+                                "group id too big");
+                Py_DECREF(elem);
+                return NULL;
+            }
+        }
+        Py_DECREF(elem);
+    }
+
+    if (setgroups(len, grouplist) < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_SETGROUPS */
 
@@ -4367,59 +4368,59 @@ posix_setgroups(PyObject *self, PyObject *groups)
 static PyObject *
 wait_helper(pid_t pid, int status, struct rusage *ru)
 {
-	PyObject *result;
-   	static PyObject *struct_rusage;
+    PyObject *result;
+    static PyObject *struct_rusage;
 
-	if (pid == -1)
-		return posix_error();
+    if (pid == -1)
+        return posix_error();
 
-	if (struct_rusage == NULL) {
-		PyObject *m = PyImport_ImportModuleNoBlock("resource");
-		if (m == NULL)
-			return NULL;
-		struct_rusage = PyObject_GetAttrString(m, "struct_rusage");
-		Py_DECREF(m);
-		if (struct_rusage == NULL)
-			return NULL;
-	}
+    if (struct_rusage == NULL) {
+        PyObject *m = PyImport_ImportModuleNoBlock("resource");
+        if (m == NULL)
+            return NULL;
+        struct_rusage = PyObject_GetAttrString(m, "struct_rusage");
+        Py_DECREF(m);
+        if (struct_rusage == NULL)
+            return NULL;
+    }
 
-	/* XXX(nnorwitz): Copied (w/mods) from resource.c, there should be only one. */
-	result = PyStructSequence_New((PyTypeObject*) struct_rusage);
-	if (!result)
-		return NULL;
+    /* XXX(nnorwitz): Copied (w/mods) from resource.c, there should be only one. */
+    result = PyStructSequence_New((PyTypeObject*) struct_rusage);
+    if (!result)
+        return NULL;
 
 #ifndef doubletime
 #define doubletime(TV) ((double)(TV).tv_sec + (TV).tv_usec * 0.000001)
 #endif
 
-	PyStructSequence_SET_ITEM(result, 0,
-			PyFloat_FromDouble(doubletime(ru->ru_utime)));
-	PyStructSequence_SET_ITEM(result, 1,
-			PyFloat_FromDouble(doubletime(ru->ru_stime)));
+    PyStructSequence_SET_ITEM(result, 0,
+                              PyFloat_FromDouble(doubletime(ru->ru_utime)));
+    PyStructSequence_SET_ITEM(result, 1,
+                              PyFloat_FromDouble(doubletime(ru->ru_stime)));
 #define SET_INT(result, index, value)\
-		PyStructSequence_SET_ITEM(result, index, PyLong_FromLong(value))
-	SET_INT(result, 2, ru->ru_maxrss);
-	SET_INT(result, 3, ru->ru_ixrss);
-	SET_INT(result, 4, ru->ru_idrss);
-	SET_INT(result, 5, ru->ru_isrss);
-	SET_INT(result, 6, ru->ru_minflt);
-	SET_INT(result, 7, ru->ru_majflt);
-	SET_INT(result, 8, ru->ru_nswap);
-	SET_INT(result, 9, ru->ru_inblock);
-	SET_INT(result, 10, ru->ru_oublock);
-	SET_INT(result, 11, ru->ru_msgsnd);
-	SET_INT(result, 12, ru->ru_msgrcv);
-	SET_INT(result, 13, ru->ru_nsignals);
-	SET_INT(result, 14, ru->ru_nvcsw);
-	SET_INT(result, 15, ru->ru_nivcsw);
+        PyStructSequence_SET_ITEM(result, index, PyLong_FromLong(value))
+    SET_INT(result, 2, ru->ru_maxrss);
+    SET_INT(result, 3, ru->ru_ixrss);
+    SET_INT(result, 4, ru->ru_idrss);
+    SET_INT(result, 5, ru->ru_isrss);
+    SET_INT(result, 6, ru->ru_minflt);
+    SET_INT(result, 7, ru->ru_majflt);
+    SET_INT(result, 8, ru->ru_nswap);
+    SET_INT(result, 9, ru->ru_inblock);
+    SET_INT(result, 10, ru->ru_oublock);
+    SET_INT(result, 11, ru->ru_msgsnd);
+    SET_INT(result, 12, ru->ru_msgrcv);
+    SET_INT(result, 13, ru->ru_nsignals);
+    SET_INT(result, 14, ru->ru_nvcsw);
+    SET_INT(result, 15, ru->ru_nivcsw);
 #undef SET_INT
 
-	if (PyErr_Occurred()) {
-		Py_DECREF(result);
-		return NULL;
-	}
+    if (PyErr_Occurred()) {
+        Py_DECREF(result);
+        return NULL;
+    }
 
-	return Py_BuildValue("NiN", PyLong_FromPid(pid), status, result);
+    return Py_BuildValue("NiN", PyLong_FromPid(pid), status, result);
 }
 #endif /* HAVE_WAIT3 || HAVE_WAIT4 */
 
@@ -4431,20 +4432,20 @@ Wait for completion of a child process.");
 static PyObject *
 posix_wait3(PyObject *self, PyObject *args)
 {
-	pid_t pid;
-	int options;
-	struct rusage ru;
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    pid_t pid;
+    int options;
+    struct rusage ru;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:wait3", &options))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:wait3", &options))
+        return NULL;
 
-	Py_BEGIN_ALLOW_THREADS
-	pid = wait3(&status, options, &ru);
-	Py_END_ALLOW_THREADS
+    Py_BEGIN_ALLOW_THREADS
+    pid = wait3(&status, options, &ru);
+    Py_END_ALLOW_THREADS
 
-	return wait_helper(pid, WAIT_STATUS_INT(status), &ru);
+    return wait_helper(pid, WAIT_STATUS_INT(status), &ru);
 }
 #endif /* HAVE_WAIT3 */
 
@@ -4456,20 +4457,20 @@ Wait for completion of a given child process.");
 static PyObject *
 posix_wait4(PyObject *self, PyObject *args)
 {
-	pid_t pid;
-	int options;
-	struct rusage ru;
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    pid_t pid;
+    int options;
+    struct rusage ru;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:wait4", &pid, &options))
-		return NULL;
+    if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:wait4", &pid, &options))
+        return NULL;
 
-	Py_BEGIN_ALLOW_THREADS
-	pid = wait4(pid, &status, options, &ru);
-	Py_END_ALLOW_THREADS
+    Py_BEGIN_ALLOW_THREADS
+    pid = wait4(pid, &status, options, &ru);
+    Py_END_ALLOW_THREADS
 
-	return wait_helper(pid, WAIT_STATUS_INT(status), &ru);
+    return wait_helper(pid, WAIT_STATUS_INT(status), &ru);
 }
 #endif /* HAVE_WAIT4 */
 
@@ -4481,20 +4482,20 @@ Wait for completion of a given child process.");
 static PyObject *
 posix_waitpid(PyObject *self, PyObject *args)
 {
-	pid_t pid;
-	int options;
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    pid_t pid;
+    int options;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:waitpid", &pid, &options))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	pid = waitpid(pid, &status, options);
-	Py_END_ALLOW_THREADS
-	if (pid == -1)
-		return posix_error();
+    if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:waitpid", &pid, &options))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    pid = waitpid(pid, &status, options);
+    Py_END_ALLOW_THREADS
+    if (pid == -1)
+        return posix_error();
 
-	return Py_BuildValue("Ni", PyLong_FromPid(pid), WAIT_STATUS_INT(status));
+    return Py_BuildValue("Ni", PyLong_FromPid(pid), WAIT_STATUS_INT(status));
 }
 
 #elif defined(HAVE_CWAIT)
@@ -4507,19 +4508,19 @@ PyDoc_STRVAR(posix_waitpid__doc__,
 static PyObject *
 posix_waitpid(PyObject *self, PyObject *args)
 {
-	Py_intptr_t pid;
-	int status, options;
+    Py_intptr_t pid;
+    int status, options;
 
-	if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:waitpid", &pid, &options))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	pid = _cwait(&status, pid, options);
-	Py_END_ALLOW_THREADS
-	if (pid == -1)
-		return posix_error();
+    if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:waitpid", &pid, &options))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    pid = _cwait(&status, pid, options);
+    Py_END_ALLOW_THREADS
+    if (pid == -1)
+        return posix_error();
 
-	/* shift the status left a byte so this is more like the POSIX waitpid */
-	return Py_BuildValue("Ni", PyLong_FromPid(pid), status << 8);
+    /* shift the status left a byte so this is more like the POSIX waitpid */
+    return Py_BuildValue("Ni", PyLong_FromPid(pid), status << 8);
 }
 #endif /* HAVE_WAITPID || HAVE_CWAIT */
 
@@ -4531,17 +4532,17 @@ Wait for completion of a child process.");
 static PyObject *
 posix_wait(PyObject *self, PyObject *noargs)
 {
-	pid_t pid;
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    pid_t pid;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	Py_BEGIN_ALLOW_THREADS
-	pid = wait(&status);
-	Py_END_ALLOW_THREADS
-	if (pid == -1)
-		return posix_error();
+    Py_BEGIN_ALLOW_THREADS
+    pid = wait(&status);
+    Py_END_ALLOW_THREADS
+    if (pid == -1)
+        return posix_error();
 
-	return Py_BuildValue("Ni", PyLong_FromPid(pid), WAIT_STATUS_INT(status));
+    return Py_BuildValue("Ni", PyLong_FromPid(pid), WAIT_STATUS_INT(status));
 }
 #endif
 
@@ -4554,12 +4555,12 @@ static PyObject *
 posix_lstat(PyObject *self, PyObject *args)
 {
 #ifdef HAVE_LSTAT
-	return posix_do_stat(self, args, "O&:lstat", lstat, NULL, NULL);
+    return posix_do_stat(self, args, "O&:lstat", lstat, NULL, NULL);
 #else /* !HAVE_LSTAT */
 #ifdef MS_WINDOWS
-	return posix_do_stat(self, args, "O&:lstat", STAT, "U:lstat", win32_wstat);
+    return posix_do_stat(self, args, "O&:lstat", STAT, "U:lstat", win32_wstat);
 #else
-	return posix_do_stat(self, args, "O&:lstat", STAT, NULL, NULL);
+    return posix_do_stat(self, args, "O&:lstat", STAT, NULL, NULL);
 #endif
 #endif /* !HAVE_LSTAT */
 }
@@ -4573,51 +4574,51 @@ Return a string representing the path to which the symbolic link points.");
 static PyObject *
 posix_readlink(PyObject *self, PyObject *args)
 {
-	PyObject* v;
-	char buf[MAXPATHLEN];
-	PyObject *opath;
-	char *path;
-	int n;
-	int arg_is_unicode = 0;
-
-	if (!PyArg_ParseTuple(args, "O&:readlink", 
-				PyUnicode_FSConverter, &opath))
-		return NULL;
-	path = PyBytes_AsString(opath);
-	v = PySequence_GetItem(args, 0);
-	if (v == NULL) {
-		Py_DECREF(opath);
-		return NULL;
-	}
-
-	if (PyUnicode_Check(v)) {
-		arg_is_unicode = 1;
-	}
-	Py_DECREF(v);
-
-	Py_BEGIN_ALLOW_THREADS
-	n = readlink(path, buf, (int) sizeof buf);
-	Py_END_ALLOW_THREADS
-	if (n < 0)
-		return posix_error_with_allocated_filename(opath);
-
-	Py_DECREF(opath);
-	v = PyBytes_FromStringAndSize(buf, n);
-	if (arg_is_unicode) {
-		PyObject *w;
-
-		w = PyUnicode_FromEncodedObject(v,
-				Py_FileSystemDefaultEncoding,
-				"surrogateescape");
-		if (w != NULL) {
-			Py_DECREF(v);
-			v = w;
-		}
-		else {
-			v = NULL;
-		}
-	}
-	return v;
+    PyObject* v;
+    char buf[MAXPATHLEN];
+    PyObject *opath;
+    char *path;
+    int n;
+    int arg_is_unicode = 0;
+
+    if (!PyArg_ParseTuple(args, "O&:readlink",
+                          PyUnicode_FSConverter, &opath))
+        return NULL;
+    path = PyBytes_AsString(opath);
+    v = PySequence_GetItem(args, 0);
+    if (v == NULL) {
+        Py_DECREF(opath);
+        return NULL;
+    }
+
+    if (PyUnicode_Check(v)) {
+        arg_is_unicode = 1;
+    }
+    Py_DECREF(v);
+
+    Py_BEGIN_ALLOW_THREADS
+    n = readlink(path, buf, (int) sizeof buf);
+    Py_END_ALLOW_THREADS
+    if (n < 0)
+        return posix_error_with_allocated_filename(opath);
+
+    Py_DECREF(opath);
+    v = PyBytes_FromStringAndSize(buf, n);
+    if (arg_is_unicode) {
+        PyObject *w;
+
+        w = PyUnicode_FromEncodedObject(v,
+                                        Py_FileSystemDefaultEncoding,
+                                        "surrogateescape");
+        if (w != NULL) {
+            Py_DECREF(v);
+            v = w;
+        }
+        else {
+            v = NULL;
+        }
+    }
+    return v;
 }
 #endif /* HAVE_READLINK */
 
@@ -4630,7 +4631,7 @@ Create a symbolic link pointing to src named dst.");
 static PyObject *
 posix_symlink(PyObject *self, PyObject *args)
 {
-	return posix_2str(args, "O&O&:symlink", symlink);
+    return posix_2str(args, "O&O&:symlink", symlink);
 }
 #endif /* HAVE_SYMLINK */
 
@@ -4653,12 +4654,12 @@ static PyObject *
 posix_times(PyObject *self, PyObject *noargs)
 {
     /* Currently Only Uptime is Provided -- Others Later */
-	return Py_BuildValue("ddddd",
-			     (double)0 /* t.tms_utime / HZ */,
-			     (double)0 /* t.tms_stime / HZ */,
-			     (double)0 /* t.tms_cutime / HZ */,
-			     (double)0 /* t.tms_cstime / HZ */,
-			     (double)system_uptime() / 1000);
+    return Py_BuildValue("ddddd",
+                         (double)0 /* t.tms_utime / HZ */,
+                         (double)0 /* t.tms_stime / HZ */,
+                         (double)0 /* t.tms_cutime / HZ */,
+                         (double)0 /* t.tms_cstime / HZ */,
+                         (double)system_uptime() / 1000);
 }
 #else /* not OS2 */
 #define NEED_TICKS_PER_SECOND
@@ -4666,46 +4667,46 @@ static long ticks_per_second = -1;
 static PyObject *
 posix_times(PyObject *self, PyObject *noargs)
 {
-	struct tms t;
-	clock_t c;
-	errno = 0;
-	c = times(&t);
-	if (c == (clock_t) -1)
-		return posix_error();
-	return Py_BuildValue("ddddd",
-			     (double)t.tms_utime / ticks_per_second,
-			     (double)t.tms_stime / ticks_per_second,
-			     (double)t.tms_cutime / ticks_per_second,
-			     (double)t.tms_cstime / ticks_per_second,
-			     (double)c / ticks_per_second);
+    struct tms t;
+    clock_t c;
+    errno = 0;
+    c = times(&t);
+    if (c == (clock_t) -1)
+        return posix_error();
+    return Py_BuildValue("ddddd",
+                         (double)t.tms_utime / ticks_per_second,
+                         (double)t.tms_stime / ticks_per_second,
+                         (double)t.tms_cutime / ticks_per_second,
+                         (double)t.tms_cstime / ticks_per_second,
+                         (double)c / ticks_per_second);
 }
 #endif /* not OS2 */
 #endif /* HAVE_TIMES */
 
 
 #ifdef MS_WINDOWS
-#define HAVE_TIMES	/* so the method table will pick it up */
+#define HAVE_TIMES      /* so the method table will pick it up */
 static PyObject *
 posix_times(PyObject *self, PyObject *noargs)
 {
-	FILETIME create, exit, kernel, user;
-	HANDLE hProc;
-	hProc = GetCurrentProcess();
-	GetProcessTimes(hProc, &create, &exit, &kernel, &user);
-	/* The fields of a FILETIME structure are the hi and lo part
-	   of a 64-bit value expressed in 100 nanosecond units.
-	   1e7 is one second in such units; 1e-7 the inverse.
-	   429.4967296 is 2**32 / 1e7 or 2**32 * 1e-7.
-	*/
-	return Py_BuildValue(
-		"ddddd",
-		(double)(user.dwHighDateTime*429.4967296 +
-		         user.dwLowDateTime*1e-7),
-		(double)(kernel.dwHighDateTime*429.4967296 +
-		         kernel.dwLowDateTime*1e-7),
-		(double)0,
-		(double)0,
-		(double)0);
+    FILETIME create, exit, kernel, user;
+    HANDLE hProc;
+    hProc = GetCurrentProcess();
+    GetProcessTimes(hProc, &create, &exit, &kernel, &user);
+    /* The fields of a FILETIME structure are the hi and lo part
+       of a 64-bit value expressed in 100 nanosecond units.
+       1e7 is one second in such units; 1e-7 the inverse.
+       429.4967296 is 2**32 / 1e7 or 2**32 * 1e-7.
+    */
+    return Py_BuildValue(
+        "ddddd",
+        (double)(user.dwHighDateTime*429.4967296 +
+                 user.dwLowDateTime*1e-7),
+        (double)(kernel.dwHighDateTime*429.4967296 +
+                 kernel.dwLowDateTime*1e-7),
+        (double)0,
+        (double)0,
+        (double)0);
 }
 #endif /* MS_WINDOWS */
 
@@ -4724,14 +4725,14 @@ Call the system call getsid().");
 static PyObject *
 posix_getsid(PyObject *self, PyObject *args)
 {
-	pid_t pid;
-	int sid;
-	if (!PyArg_ParseTuple(args, _Py_PARSE_PID ":getsid", &pid))
-		return NULL;
-	sid = getsid(pid);
-	if (sid < 0)
-		return posix_error();
-	return PyLong_FromLong((long)sid);
+    pid_t pid;
+    int sid;
+    if (!PyArg_ParseTuple(args, _Py_PARSE_PID ":getsid", &pid))
+        return NULL;
+    sid = getsid(pid);
+    if (sid < 0)
+        return posix_error();
+    return PyLong_FromLong((long)sid);
 }
 #endif /* HAVE_GETSID */
 
@@ -4744,10 +4745,10 @@ Call the system call setsid().");
 static PyObject *
 posix_setsid(PyObject *self, PyObject *noargs)
 {
-	if (setsid() < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    if (setsid() < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_SETSID */
 
@@ -4759,14 +4760,14 @@ Call the system call setpgid().");
 static PyObject *
 posix_setpgid(PyObject *self, PyObject *args)
 {
-	pid_t pid;
-	int pgrp;
-	if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:setpgid", &pid, &pgrp))
-		return NULL;
-	if (setpgid(pid, pgrp) < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    pid_t pid;
+    int pgrp;
+    if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:setpgid", &pid, &pgrp))
+        return NULL;
+    if (setpgid(pid, pgrp) < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_SETPGID */
 
@@ -4779,14 +4780,14 @@ Return the process group associated with the terminal given by a fd.");
 static PyObject *
 posix_tcgetpgrp(PyObject *self, PyObject *args)
 {
-	int fd;
-	pid_t pgid;
-	if (!PyArg_ParseTuple(args, "i:tcgetpgrp", &fd))
-		return NULL;
-	pgid = tcgetpgrp(fd);
-	if (pgid < 0)
-		return posix_error();
-	return PyLong_FromPid(pgid);
+    int fd;
+    pid_t pgid;
+    if (!PyArg_ParseTuple(args, "i:tcgetpgrp", &fd))
+        return NULL;
+    pgid = tcgetpgrp(fd);
+    if (pgid < 0)
+        return posix_error();
+    return PyLong_FromPid(pgid);
 }
 #endif /* HAVE_TCGETPGRP */
 
@@ -4799,14 +4800,14 @@ Set the process group associated with the terminal given by a fd.");
 static PyObject *
 posix_tcsetpgrp(PyObject *self, PyObject *args)
 {
-	int fd;
-	pid_t pgid;
-	if (!PyArg_ParseTuple(args, "i" _Py_PARSE_PID ":tcsetpgrp", &fd, &pgid))
-		return NULL;
-	if (tcsetpgrp(fd, pgid) < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    int fd;
+    pid_t pgid;
+    if (!PyArg_ParseTuple(args, "i" _Py_PARSE_PID ":tcsetpgrp", &fd, &pgid))
+        return NULL;
+    if (tcsetpgrp(fd, pgid) < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* HAVE_TCSETPGRP */
 
@@ -4819,41 +4820,41 @@ Open a file (for low level IO).");
 static PyObject *
 posix_open(PyObject *self, PyObject *args)
 {
-	PyObject *ofile;
-	char *file;
-	int flag;
-	int mode = 0777;
-	int fd;
+    PyObject *ofile;
+    char *file;
+    int flag;
+    int mode = 0777;
+    int fd;
 
 #ifdef MS_WINDOWS
-	PyUnicodeObject *po;
-	if (PyArg_ParseTuple(args, "Ui|i:mkdir", &po, &flag, &mode)) {
-		Py_BEGIN_ALLOW_THREADS
-		/* PyUnicode_AS_UNICODE OK without thread
-		   lock as it is a simple dereference. */
-		fd = _wopen(PyUnicode_AS_UNICODE(po), flag, mode);
-		Py_END_ALLOW_THREADS
-		if (fd < 0)
-			return posix_error();
-		return PyLong_FromLong((long)fd);
-	}
-	/* Drop the argument parsing error as narrow strings
-	   are also valid. */
-	PyErr_Clear();
-#endif
-
-	if (!PyArg_ParseTuple(args, "O&i|i",
-	                      PyUnicode_FSConverter, &ofile,
-	                      &flag, &mode))
-		return NULL;
-	file = PyBytes_AsString(ofile);
-	Py_BEGIN_ALLOW_THREADS
-	fd = open(file, flag, mode);
-	Py_END_ALLOW_THREADS
-	if (fd < 0)
-		return posix_error_with_allocated_filename(ofile);
-	Py_DECREF(ofile);
-	return PyLong_FromLong((long)fd);
+    PyUnicodeObject *po;
+    if (PyArg_ParseTuple(args, "Ui|i:mkdir", &po, &flag, &mode)) {
+        Py_BEGIN_ALLOW_THREADS
+        /* PyUnicode_AS_UNICODE OK without thread
+           lock as it is a simple dereference. */
+        fd = _wopen(PyUnicode_AS_UNICODE(po), flag, mode);
+        Py_END_ALLOW_THREADS
+        if (fd < 0)
+            return posix_error();
+        return PyLong_FromLong((long)fd);
+    }
+    /* Drop the argument parsing error as narrow strings
+       are also valid. */
+    PyErr_Clear();
+#endif
+
+    if (!PyArg_ParseTuple(args, "O&i|i",
+                          PyUnicode_FSConverter, &ofile,
+                          &flag, &mode))
+        return NULL;
+    file = PyBytes_AsString(ofile);
+    Py_BEGIN_ALLOW_THREADS
+    fd = open(file, flag, mode);
+    Py_END_ALLOW_THREADS
+    if (fd < 0)
+        return posix_error_with_allocated_filename(ofile);
+    Py_DECREF(ofile);
+    return PyLong_FromLong((long)fd);
 }
 
 
@@ -4864,37 +4865,37 @@ Close a file descriptor (for low level IO).");
 static PyObject *
 posix_close(PyObject *self, PyObject *args)
 {
-	int fd, res;
-	if (!PyArg_ParseTuple(args, "i:close", &fd))
-		return NULL;
-	if (!_PyVerify_fd(fd))
-		return posix_error();
-	Py_BEGIN_ALLOW_THREADS
-	res = close(fd);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    int fd, res;
+    if (!PyArg_ParseTuple(args, "i:close", &fd))
+        return NULL;
+    if (!_PyVerify_fd(fd))
+        return posix_error();
+    Py_BEGIN_ALLOW_THREADS
+    res = close(fd);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 
-PyDoc_STRVAR(posix_closerange__doc__, 
+PyDoc_STRVAR(posix_closerange__doc__,
 "closerange(fd_low, fd_high)\n\n\
 Closes all file descriptors in [fd_low, fd_high), ignoring errors.");
 
 static PyObject *
 posix_closerange(PyObject *self, PyObject *args)
 {
-	int fd_from, fd_to, i;
-	if (!PyArg_ParseTuple(args, "ii:closerange", &fd_from, &fd_to))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	for (i = fd_from; i < fd_to; i++)
-		if (_PyVerify_fd(i))
-			close(i);
-	Py_END_ALLOW_THREADS
-	Py_RETURN_NONE;
+    int fd_from, fd_to, i;
+    if (!PyArg_ParseTuple(args, "ii:closerange", &fd_from, &fd_to))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    for (i = fd_from; i < fd_to; i++)
+        if (_PyVerify_fd(i))
+            close(i);
+    Py_END_ALLOW_THREADS
+    Py_RETURN_NONE;
 }
 
 
@@ -4905,17 +4906,17 @@ Return a duplicate of a file descriptor.");
 static PyObject *
 posix_dup(PyObject *self, PyObject *args)
 {
-	int fd;
-	if (!PyArg_ParseTuple(args, "i:dup", &fd))
-		return NULL;
-	if (!_PyVerify_fd(fd))
-		return posix_error();
-	Py_BEGIN_ALLOW_THREADS
-	fd = dup(fd);
-	Py_END_ALLOW_THREADS
-	if (fd < 0)
-		return posix_error();
-	return PyLong_FromLong((long)fd);
+    int fd;
+    if (!PyArg_ParseTuple(args, "i:dup", &fd))
+        return NULL;
+    if (!_PyVerify_fd(fd))
+        return posix_error();
+    Py_BEGIN_ALLOW_THREADS
+    fd = dup(fd);
+    Py_END_ALLOW_THREADS
+    if (fd < 0)
+        return posix_error();
+    return PyLong_FromLong((long)fd);
 }
 
 
@@ -4926,18 +4927,18 @@ Duplicate file descriptor.");
 static PyObject *
 posix_dup2(PyObject *self, PyObject *args)
 {
-	int fd, fd2, res;
-	if (!PyArg_ParseTuple(args, "ii:dup2", &fd, &fd2))
-		return NULL;
-	if (!_PyVerify_fd_dup2(fd, fd2))
-		return posix_error();
-	Py_BEGIN_ALLOW_THREADS
-	res = dup2(fd, fd2);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    int fd, fd2, res;
+    if (!PyArg_ParseTuple(args, "ii:dup2", &fd, &fd2))
+        return NULL;
+    if (!_PyVerify_fd_dup2(fd, fd2))
+        return posix_error();
+    Py_BEGIN_ALLOW_THREADS
+    res = dup2(fd, fd2);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 
@@ -4948,49 +4949,49 @@ Set the current position of a file descriptor.");
 static PyObject *
 posix_lseek(PyObject *self, PyObject *args)
 {
-	int fd, how;
+    int fd, how;
 #if defined(MS_WIN64) || defined(MS_WINDOWS)
-	PY_LONG_LONG pos, res;
+    PY_LONG_LONG pos, res;
 #else
-	off_t pos, res;
+    off_t pos, res;
 #endif
-	PyObject *posobj;
-	if (!PyArg_ParseTuple(args, "iOi:lseek", &fd, &posobj, &how))
-		return NULL;
+    PyObject *posobj;
+    if (!PyArg_ParseTuple(args, "iOi:lseek", &fd, &posobj, &how))
+        return NULL;
 #ifdef SEEK_SET
-	/* Turn 0, 1, 2 into SEEK_{SET,CUR,END} */
-	switch (how) {
-	case 0: how = SEEK_SET; break;
-	case 1: how = SEEK_CUR; break;
-	case 2: how = SEEK_END; break;
-	}
+    /* Turn 0, 1, 2 into SEEK_{SET,CUR,END} */
+    switch (how) {
+    case 0: how = SEEK_SET; break;
+    case 1: how = SEEK_CUR; break;
+    case 2: how = SEEK_END; break;
+    }
 #endif /* SEEK_END */
 
 #if !defined(HAVE_LARGEFILE_SUPPORT)
-	pos = PyLong_AsLong(posobj);
+    pos = PyLong_AsLong(posobj);
 #else
-	pos = PyLong_Check(posobj) ?
-		PyLong_AsLongLong(posobj) : PyLong_AsLong(posobj);
+    pos = PyLong_Check(posobj) ?
+        PyLong_AsLongLong(posobj) : PyLong_AsLong(posobj);
 #endif
-	if (PyErr_Occurred())
-		return NULL;
+    if (PyErr_Occurred())
+        return NULL;
 
-	if (!_PyVerify_fd(fd))
-		return posix_error();
-	Py_BEGIN_ALLOW_THREADS
+    if (!_PyVerify_fd(fd))
+        return posix_error();
+    Py_BEGIN_ALLOW_THREADS
 #if defined(MS_WIN64) || defined(MS_WINDOWS)
-	res = _lseeki64(fd, pos, how);
+    res = _lseeki64(fd, pos, how);
 #else
-	res = lseek(fd, pos, how);
+    res = lseek(fd, pos, how);
 #endif
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
 
 #if !defined(HAVE_LARGEFILE_SUPPORT)
-	return PyLong_FromLong(res);
+    return PyLong_FromLong(res);
 #else
-	return PyLong_FromLongLong(res);
+    return PyLong_FromLongLong(res);
 #endif
 }
 
@@ -5002,30 +5003,30 @@ Read a file descriptor.");
 static PyObject *
 posix_read(PyObject *self, PyObject *args)
 {
-	int fd, size;
-        Py_ssize_t n;
-	PyObject *buffer;
-	if (!PyArg_ParseTuple(args, "ii:read", &fd, &size))
-		return NULL;
-	if (size < 0) {
-		errno = EINVAL;
-		return posix_error();
-	}
-	buffer = PyBytes_FromStringAndSize((char *)NULL, size);
-	if (buffer == NULL)
-		return NULL;
-	if (!_PyVerify_fd(fd))
-		return posix_error();
-	Py_BEGIN_ALLOW_THREADS
-	n = read(fd, PyBytes_AS_STRING(buffer), size);
-	Py_END_ALLOW_THREADS
-	if (n < 0) {
-		Py_DECREF(buffer);
-		return posix_error();
-	}
-	if (n != size)
-		_PyBytes_Resize(&buffer, n);
-	return buffer;
+    int fd, size;
+    Py_ssize_t n;
+    PyObject *buffer;
+    if (!PyArg_ParseTuple(args, "ii:read", &fd, &size))
+        return NULL;
+    if (size < 0) {
+        errno = EINVAL;
+        return posix_error();
+    }
+    buffer = PyBytes_FromStringAndSize((char *)NULL, size);
+    if (buffer == NULL)
+        return NULL;
+    if (!_PyVerify_fd(fd))
+        return posix_error();
+    Py_BEGIN_ALLOW_THREADS
+    n = read(fd, PyBytes_AS_STRING(buffer), size);
+    Py_END_ALLOW_THREADS
+    if (n < 0) {
+        Py_DECREF(buffer);
+        return posix_error();
+    }
+    if (n != size)
+        _PyBytes_Resize(&buffer, n);
+    return buffer;
 }
 
 
@@ -5036,21 +5037,21 @@ Write a string to a file descriptor.");
 static PyObject *
 posix_write(PyObject *self, PyObject *args)
 {
-	Py_buffer pbuf;
-	int fd;
-	Py_ssize_t size;
+    Py_buffer pbuf;
+    int fd;
+    Py_ssize_t size;
 
-	if (!PyArg_ParseTuple(args, "iy*:write", &fd, &pbuf))
-		return NULL;
-	if (!_PyVerify_fd(fd))
-		return posix_error();
-	Py_BEGIN_ALLOW_THREADS
-	size = write(fd, pbuf.buf, (size_t)pbuf.len);
-	Py_END_ALLOW_THREADS
-		PyBuffer_Release(&pbuf);
-	if (size < 0)
-		return posix_error();
-	return PyLong_FromSsize_t(size);
+    if (!PyArg_ParseTuple(args, "iy*:write", &fd, &pbuf))
+        return NULL;
+    if (!_PyVerify_fd(fd))
+        return posix_error();
+    Py_BEGIN_ALLOW_THREADS
+    size = write(fd, pbuf.buf, (size_t)pbuf.len);
+    Py_END_ALLOW_THREADS
+        PyBuffer_Release(&pbuf);
+    if (size < 0)
+        return posix_error();
+    return PyLong_FromSsize_t(size);
 }
 
 
@@ -5061,29 +5062,29 @@ Like stat(), but for an open file descriptor.");
 static PyObject *
 posix_fstat(PyObject *self, PyObject *args)
 {
-	int fd;
-	STRUCT_STAT st;
-	int res;
-	if (!PyArg_ParseTuple(args, "i:fstat", &fd))
-		return NULL;
+    int fd;
+    STRUCT_STAT st;
+    int res;
+    if (!PyArg_ParseTuple(args, "i:fstat", &fd))
+        return NULL;
 #ifdef __VMS
-        /* on OpenVMS we must ensure that all bytes are written to the file */
-        fsync(fd);
-#endif
-	if (!_PyVerify_fd(fd))
-		return posix_error();
-	Py_BEGIN_ALLOW_THREADS
-	res = FSTAT(fd, &st);
-	Py_END_ALLOW_THREADS
-	if (res != 0) {
+    /* on OpenVMS we must ensure that all bytes are written to the file */
+    fsync(fd);
+#endif
+    if (!_PyVerify_fd(fd))
+        return posix_error();
+    Py_BEGIN_ALLOW_THREADS
+    res = FSTAT(fd, &st);
+    Py_END_ALLOW_THREADS
+    if (res != 0) {
 #ifdef MS_WINDOWS
-		return win32_error("fstat", NULL);
+        return win32_error("fstat", NULL);
 #else
-		return posix_error();
+        return posix_error();
 #endif
-	}
+    }
 
-	return _pystat_fromstructstat(&st);
+    return _pystat_fromstructstat(&st);
 }
 
 PyDoc_STRVAR(posix_isatty__doc__,
@@ -5094,12 +5095,12 @@ connected to the slave end of a terminal.");
 static PyObject *
 posix_isatty(PyObject *self, PyObject *args)
 {
-	int fd;
-	if (!PyArg_ParseTuple(args, "i:isatty", &fd))
-		return NULL;
-	if (!_PyVerify_fd(fd))
-		return PyBool_FromLong(0);
-	return PyBool_FromLong(isatty(fd));
+    int fd;
+    if (!PyArg_ParseTuple(args, "i:isatty", &fd))
+        return NULL;
+    if (!_PyVerify_fd(fd))
+        return PyBool_FromLong(0);
+    return PyBool_FromLong(isatty(fd));
 }
 
 #ifdef HAVE_PIPE
@@ -5114,35 +5115,35 @@ posix_pipe(PyObject *self, PyObject *noargs)
     HFILE read, write;
     APIRET rc;
 
-	Py_BEGIN_ALLOW_THREADS
+    Py_BEGIN_ALLOW_THREADS
     rc = DosCreatePipe( &read, &write, 4096);
-	Py_END_ALLOW_THREADS
+    Py_END_ALLOW_THREADS
     if (rc != NO_ERROR)
         return os2_error(rc);
 
     return Py_BuildValue("(ii)", read, write);
 #else
 #if !defined(MS_WINDOWS)
-	int fds[2];
-	int res;
-	Py_BEGIN_ALLOW_THREADS
-	res = pipe(fds);
-	Py_END_ALLOW_THREADS
-	if (res != 0)
-		return posix_error();
-	return Py_BuildValue("(ii)", fds[0], fds[1]);
+    int fds[2];
+    int res;
+    Py_BEGIN_ALLOW_THREADS
+    res = pipe(fds);
+    Py_END_ALLOW_THREADS
+    if (res != 0)
+        return posix_error();
+    return Py_BuildValue("(ii)", fds[0], fds[1]);
 #else /* MS_WINDOWS */
-	HANDLE read, write;
-	int read_fd, write_fd;
-	BOOL ok;
-	Py_BEGIN_ALLOW_THREADS
-	ok = CreatePipe(&read, &write, NULL, 0);
-	Py_END_ALLOW_THREADS
-	if (!ok)
-		return win32_error("CreatePipe", NULL);
-	read_fd = _open_osfhandle((Py_intptr_t)read, 0);
-	write_fd = _open_osfhandle((Py_intptr_t)write, 1);
-	return Py_BuildValue("(ii)", read_fd, write_fd);
+    HANDLE read, write;
+    int read_fd, write_fd;
+    BOOL ok;
+    Py_BEGIN_ALLOW_THREADS
+    ok = CreatePipe(&read, &write, NULL, 0);
+    Py_END_ALLOW_THREADS
+    if (!ok)
+        return win32_error("CreatePipe", NULL);
+    read_fd = _open_osfhandle((Py_intptr_t)read, 0);
+    write_fd = _open_osfhandle((Py_intptr_t)write, 1);
+    return Py_BuildValue("(ii)", read_fd, write_fd);
 #endif /* MS_WINDOWS */
 #endif
 }
@@ -5157,18 +5158,18 @@ Create a FIFO (a POSIX named pipe).");
 static PyObject *
 posix_mkfifo(PyObject *self, PyObject *args)
 {
-	char *filename;
-	int mode = 0666;
-	int res;
-	if (!PyArg_ParseTuple(args, "s|i:mkfifo", &filename, &mode))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	res = mkfifo(filename, mode);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    char *filename;
+    int mode = 0666;
+    int res;
+    if (!PyArg_ParseTuple(args, "s|i:mkfifo", &filename, &mode))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    res = mkfifo(filename, mode);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif
 
@@ -5187,19 +5188,19 @@ os.makedev()), otherwise it is ignored.");
 static PyObject *
 posix_mknod(PyObject *self, PyObject *args)
 {
-	char *filename;
-	int mode = 0600;
-	int device = 0;
-	int res;
-	if (!PyArg_ParseTuple(args, "s|ii:mknod", &filename, &mode, &device))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	res = mknod(filename, mode, device);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    char *filename;
+    int mode = 0600;
+    int device = 0;
+    int res;
+    if (!PyArg_ParseTuple(args, "s|ii:mknod", &filename, &mode, &device))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    res = mknod(filename, mode, device);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif
 
@@ -5211,10 +5212,10 @@ Extracts a device major number from a raw device number.");
 static PyObject *
 posix_major(PyObject *self, PyObject *args)
 {
-	int device;
-	if (!PyArg_ParseTuple(args, "i:major", &device))
-		return NULL;
-	return PyLong_FromLong((long)major(device));
+    int device;
+    if (!PyArg_ParseTuple(args, "i:major", &device))
+        return NULL;
+    return PyLong_FromLong((long)major(device));
 }
 
 PyDoc_STRVAR(posix_minor__doc__,
@@ -5224,10 +5225,10 @@ Extracts a device minor number from a raw device number.");
 static PyObject *
 posix_minor(PyObject *self, PyObject *args)
 {
-	int device;
-	if (!PyArg_ParseTuple(args, "i:minor", &device))
-		return NULL;
-	return PyLong_FromLong((long)minor(device));
+    int device;
+    if (!PyArg_ParseTuple(args, "i:minor", &device))
+        return NULL;
+    return PyLong_FromLong((long)minor(device));
 }
 
 PyDoc_STRVAR(posix_makedev__doc__,
@@ -5237,10 +5238,10 @@ Composes a raw device number from the major and minor device numbers.");
 static PyObject *
 posix_makedev(PyObject *self, PyObject *args)
 {
-	int major, minor;
-	if (!PyArg_ParseTuple(args, "ii:makedev", &major, &minor))
-		return NULL;
-	return PyLong_FromLong((long)makedev(major, minor));
+    int major, minor;
+    if (!PyArg_ParseTuple(args, "ii:makedev", &major, &minor))
+        return NULL;
+    return PyLong_FromLong((long)makedev(major, minor));
 }
 #endif /* device macros */
 
@@ -5253,30 +5254,30 @@ Truncate a file to a specified length.");
 static PyObject *
 posix_ftruncate(PyObject *self, PyObject *args)
 {
-	int fd;
-	off_t length;
-	int res;
-	PyObject *lenobj;
+    int fd;
+    off_t length;
+    int res;
+    PyObject *lenobj;
 
-	if (!PyArg_ParseTuple(args, "iO:ftruncate", &fd, &lenobj))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "iO:ftruncate", &fd, &lenobj))
+        return NULL;
 
 #if !defined(HAVE_LARGEFILE_SUPPORT)
-	length = PyLong_AsLong(lenobj);
+    length = PyLong_AsLong(lenobj);
 #else
-	length = PyLong_Check(lenobj) ?
-		PyLong_AsLongLong(lenobj) : PyLong_AsLong(lenobj);
+    length = PyLong_Check(lenobj) ?
+        PyLong_AsLongLong(lenobj) : PyLong_AsLong(lenobj);
 #endif
-	if (PyErr_Occurred())
-		return NULL;
+    if (PyErr_Occurred())
+        return NULL;
 
-	Py_BEGIN_ALLOW_THREADS
-	res = ftruncate(fd, length);
-	Py_END_ALLOW_THREADS
-	if (res < 0)
-		return posix_error();
-	Py_INCREF(Py_None);
-	return Py_None;
+    Py_BEGIN_ALLOW_THREADS
+    res = ftruncate(fd, length);
+    Py_END_ALLOW_THREADS
+    if (res < 0)
+        return posix_error();
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif
 
@@ -5293,29 +5294,29 @@ static PyObject *
 posix_putenv(PyObject *self, PyObject *args)
 {
 #ifdef MS_WINDOWS
-        wchar_t *s1, *s2;
-        wchar_t *newenv;
+    wchar_t *s1, *s2;
+    wchar_t *newenv;
 #else
-	PyObject *os1, *os2;
-        char *s1, *s2;
-        char *newenv;
+    PyObject *os1, *os2;
+    char *s1, *s2;
+    char *newenv;
 #endif
-	PyObject *newstr;
-	size_t len;
+    PyObject *newstr;
+    size_t len;
 
 #ifdef MS_WINDOWS
-	if (!PyArg_ParseTuple(args,
-			      "uu:putenv",
-			      &s1, &s2))
-		return NULL;
+    if (!PyArg_ParseTuple(args,
+                          "uu:putenv",
+                          &s1, &s2))
+        return NULL;
 #else
-	if (!PyArg_ParseTuple(args,
-			      "O&O&:putenv",
-			      PyUnicode_FSConverter, &os1, 
-			      PyUnicode_FSConverter, &os2))
-		return NULL;
-	s1 = PyBytes_AsString(os1);
-	s2 = PyBytes_AsString(os2);
+    if (!PyArg_ParseTuple(args,
+                          "O&O&:putenv",
+                          PyUnicode_FSConverter, &os1,
+                          PyUnicode_FSConverter, &os2))
+        return NULL;
+    s1 = PyBytes_AsString(os1);
+    s2 = PyBytes_AsString(os2);
 #endif
 
 #if defined(PYOS_OS2)
@@ -5334,59 +5335,59 @@ posix_putenv(PyObject *self, PyObject *args)
             return os2_error(rc);
     } else {
 #endif
-	/* XXX This can leak memory -- not easy to fix :-( */
-	/* len includes space for a trailing \0; the size arg to
-	   PyBytes_FromStringAndSize does not count that */
+    /* XXX This can leak memory -- not easy to fix :-( */
+    /* len includes space for a trailing \0; the size arg to
+       PyBytes_FromStringAndSize does not count that */
 #ifdef MS_WINDOWS
-	len = wcslen(s1) + wcslen(s2) + 2;
-	newstr = PyUnicode_FromUnicode(NULL, (int)len - 1);
+    len = wcslen(s1) + wcslen(s2) + 2;
+    newstr = PyUnicode_FromUnicode(NULL, (int)len - 1);
 #else
-	len = strlen(s1) + strlen(s2) + 2;
-	newstr = PyBytes_FromStringAndSize(NULL, (int)len - 1);
+    len = strlen(s1) + strlen(s2) + 2;
+    newstr = PyBytes_FromStringAndSize(NULL, (int)len - 1);
 #endif
-	if (newstr == NULL)
-		return PyErr_NoMemory();
+    if (newstr == NULL)
+        return PyErr_NoMemory();
 #ifdef MS_WINDOWS
-	newenv = PyUnicode_AsUnicode(newstr);
-	_snwprintf(newenv, len, L"%s=%s", s1, s2);
-	if (_wputenv(newenv)) {
-                Py_DECREF(newstr);
-                posix_error();
-                return NULL;
-	}
+    newenv = PyUnicode_AsUnicode(newstr);
+    _snwprintf(newenv, len, L"%s=%s", s1, s2);
+    if (_wputenv(newenv)) {
+        Py_DECREF(newstr);
+        posix_error();
+        return NULL;
+    }
 #else
-	newenv = PyBytes_AS_STRING(newstr);
-	PyOS_snprintf(newenv, len, "%s=%s", s1, s2);
-	if (putenv(newenv)) {
-                Py_DECREF(newstr);
-		Py_DECREF(os1);
-		Py_DECREF(os2);
-                posix_error();
-                return NULL;
-	}
-#endif
-	/* Install the first arg and newstr in posix_putenv_garbage;
-	 * this will cause previous value to be collected.  This has to
-	 * happen after the real putenv() call because the old value
-	 * was still accessible until then. */
-	if (PyDict_SetItem(posix_putenv_garbage,
-			   PyTuple_GET_ITEM(args, 0), newstr)) {
-		/* really not much we can do; just leak */
-		PyErr_Clear();
-	}
-	else {
-		Py_DECREF(newstr);
-	}
+    newenv = PyBytes_AS_STRING(newstr);
+    PyOS_snprintf(newenv, len, "%s=%s", s1, s2);
+    if (putenv(newenv)) {
+        Py_DECREF(newstr);
+        Py_DECREF(os1);
+        Py_DECREF(os2);
+        posix_error();
+        return NULL;
+    }
+#endif
+    /* Install the first arg and newstr in posix_putenv_garbage;
+     * this will cause previous value to be collected.  This has to
+     * happen after the real putenv() call because the old value
+     * was still accessible until then. */
+    if (PyDict_SetItem(posix_putenv_garbage,
+                       PyTuple_GET_ITEM(args, 0), newstr)) {
+        /* really not much we can do; just leak */
+        PyErr_Clear();
+    }
+    else {
+        Py_DECREF(newstr);
+    }
 
 #if defined(PYOS_OS2)
     }
 #endif
 #ifndef MS_WINDOWS
-	Py_DECREF(os1);
-	Py_DECREF(os2);
+    Py_DECREF(os1);
+    Py_DECREF(os2);
 #endif
-	Py_INCREF(Py_None);
-        return Py_None;
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* putenv */
 
@@ -5398,26 +5399,26 @@ Delete an environment variable.");
 static PyObject *
 posix_unsetenv(PyObject *self, PyObject *args)
 {
-        char *s1;
-
-	if (!PyArg_ParseTuple(args, "s:unsetenv", &s1))
-		return NULL;
+    char *s1;
 
-	unsetenv(s1);
+    if (!PyArg_ParseTuple(args, "s:unsetenv", &s1))
+        return NULL;
 
-	/* Remove the key from posix_putenv_garbage;
-	 * this will cause it to be collected.  This has to
-	 * happen after the real unsetenv() call because the
-	 * old value was still accessible until then.
-	 */
-	if (PyDict_DelItem(posix_putenv_garbage,
-		PyTuple_GET_ITEM(args, 0))) {
-		/* really not much we can do; just leak */
-		PyErr_Clear();
-	}
+    unsetenv(s1);
+
+    /* Remove the key from posix_putenv_garbage;
+     * this will cause it to be collected.  This has to
+     * happen after the real unsetenv() call because the
+     * old value was still accessible until then.
+     */
+    if (PyDict_DelItem(posix_putenv_garbage,
+                       PyTuple_GET_ITEM(args, 0))) {
+        /* really not much we can do; just leak */
+        PyErr_Clear();
+    }
 
-	Py_INCREF(Py_None);
-	return Py_None;
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif /* unsetenv */
 
@@ -5428,17 +5429,17 @@ Translate an error code to a message string.");
 static PyObject *
 posix_strerror(PyObject *self, PyObject *args)
 {
-	int code;
-	char *message;
-	if (!PyArg_ParseTuple(args, "i:strerror", &code))
-		return NULL;
-	message = strerror(code);
-	if (message == NULL) {
-		PyErr_SetString(PyExc_ValueError,
-				"strerror() argument out of range");
-		return NULL;
-	}
-	return PyUnicode_FromString(message);
+    int code;
+    char *message;
+    if (!PyArg_ParseTuple(args, "i:strerror", &code))
+        return NULL;
+    message = strerror(code);
+    if (message == NULL) {
+        PyErr_SetString(PyExc_ValueError,
+                        "strerror() argument out of range");
+        return NULL;
+    }
+    return PyUnicode_FromString(message);
 }
 
 
@@ -5452,13 +5453,13 @@ Return True if the process returning 'status' was dumped to a core file.");
 static PyObject *
 posix_WCOREDUMP(PyObject *self, PyObject *args)
 {
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:WCOREDUMP", &WAIT_STATUS_INT(status)))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:WCOREDUMP", &WAIT_STATUS_INT(status)))
+        return NULL;
 
-	return PyBool_FromLong(WCOREDUMP(status));
+    return PyBool_FromLong(WCOREDUMP(status));
 }
 #endif /* WCOREDUMP */
 
@@ -5471,13 +5472,13 @@ job control stop.");
 static PyObject *
 posix_WIFCONTINUED(PyObject *self, PyObject *args)
 {
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:WCONTINUED", &WAIT_STATUS_INT(status)))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:WCONTINUED", &WAIT_STATUS_INT(status)))
+        return NULL;
 
-	return PyBool_FromLong(WIFCONTINUED(status));
+    return PyBool_FromLong(WIFCONTINUED(status));
 }
 #endif /* WIFCONTINUED */
 
@@ -5489,13 +5490,13 @@ Return True if the process returning 'status' was stopped.");
 static PyObject *
 posix_WIFSTOPPED(PyObject *self, PyObject *args)
 {
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:WIFSTOPPED", &WAIT_STATUS_INT(status)))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:WIFSTOPPED", &WAIT_STATUS_INT(status)))
+        return NULL;
 
-	return PyBool_FromLong(WIFSTOPPED(status));
+    return PyBool_FromLong(WIFSTOPPED(status));
 }
 #endif /* WIFSTOPPED */
 
@@ -5507,13 +5508,13 @@ Return True if the process returning 'status' was terminated by a signal.");
 static PyObject *
 posix_WIFSIGNALED(PyObject *self, PyObject *args)
 {
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:WIFSIGNALED", &WAIT_STATUS_INT(status)))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:WIFSIGNALED", &WAIT_STATUS_INT(status)))
+        return NULL;
 
-	return PyBool_FromLong(WIFSIGNALED(status));
+    return PyBool_FromLong(WIFSIGNALED(status));
 }
 #endif /* WIFSIGNALED */
 
@@ -5526,13 +5527,13 @@ system call.");
 static PyObject *
 posix_WIFEXITED(PyObject *self, PyObject *args)
 {
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:WIFEXITED", &WAIT_STATUS_INT(status)))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:WIFEXITED", &WAIT_STATUS_INT(status)))
+        return NULL;
 
-	return PyBool_FromLong(WIFEXITED(status));
+    return PyBool_FromLong(WIFEXITED(status));
 }
 #endif /* WIFEXITED */
 
@@ -5544,13 +5545,13 @@ Return the process return code from 'status'.");
 static PyObject *
 posix_WEXITSTATUS(PyObject *self, PyObject *args)
 {
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:WEXITSTATUS", &WAIT_STATUS_INT(status)))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:WEXITSTATUS", &WAIT_STATUS_INT(status)))
+        return NULL;
 
-	return Py_BuildValue("i", WEXITSTATUS(status));
+    return Py_BuildValue("i", WEXITSTATUS(status));
 }
 #endif /* WEXITSTATUS */
 
@@ -5563,13 +5564,13 @@ value.");
 static PyObject *
 posix_WTERMSIG(PyObject *self, PyObject *args)
 {
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:WTERMSIG", &WAIT_STATUS_INT(status)))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:WTERMSIG", &WAIT_STATUS_INT(status)))
+        return NULL;
 
-	return Py_BuildValue("i", WTERMSIG(status));
+    return Py_BuildValue("i", WTERMSIG(status));
 }
 #endif /* WTERMSIG */
 
@@ -5582,13 +5583,13 @@ the 'status' value.");
 static PyObject *
 posix_WSTOPSIG(PyObject *self, PyObject *args)
 {
-	WAIT_TYPE status;
-	WAIT_STATUS_INT(status) = 0;
+    WAIT_TYPE status;
+    WAIT_STATUS_INT(status) = 0;
 
-	if (!PyArg_ParseTuple(args, "i:WSTOPSIG", &WAIT_STATUS_INT(status)))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "i:WSTOPSIG", &WAIT_STATUS_INT(status)))
+        return NULL;
 
-	return Py_BuildValue("i", WSTOPSIG(status));
+    return Py_BuildValue("i", WSTOPSIG(status));
 }
 #endif /* WSTOPSIG */
 
@@ -5605,41 +5606,41 @@ posix_WSTOPSIG(PyObject *self, PyObject *args)
 
 static PyObject*
 _pystatvfs_fromstructstatvfs(struct statvfs st) {
-        PyObject *v = PyStructSequence_New(&StatVFSResultType);
-	if (v == NULL)
-		return NULL;
+    PyObject *v = PyStructSequence_New(&StatVFSResultType);
+    if (v == NULL)
+        return NULL;
 
 #if !defined(HAVE_LARGEFILE_SUPPORT)
-        PyStructSequence_SET_ITEM(v, 0, PyLong_FromLong((long) st.f_bsize));
-        PyStructSequence_SET_ITEM(v, 1, PyLong_FromLong((long) st.f_frsize));
-        PyStructSequence_SET_ITEM(v, 2, PyLong_FromLong((long) st.f_blocks));
-        PyStructSequence_SET_ITEM(v, 3, PyLong_FromLong((long) st.f_bfree));
-        PyStructSequence_SET_ITEM(v, 4, PyLong_FromLong((long) st.f_bavail));
-        PyStructSequence_SET_ITEM(v, 5, PyLong_FromLong((long) st.f_files));
-        PyStructSequence_SET_ITEM(v, 6, PyLong_FromLong((long) st.f_ffree));
-        PyStructSequence_SET_ITEM(v, 7, PyLong_FromLong((long) st.f_favail));
-        PyStructSequence_SET_ITEM(v, 8, PyLong_FromLong((long) st.f_flag));
-        PyStructSequence_SET_ITEM(v, 9, PyLong_FromLong((long) st.f_namemax));
+    PyStructSequence_SET_ITEM(v, 0, PyLong_FromLong((long) st.f_bsize));
+    PyStructSequence_SET_ITEM(v, 1, PyLong_FromLong((long) st.f_frsize));
+    PyStructSequence_SET_ITEM(v, 2, PyLong_FromLong((long) st.f_blocks));
+    PyStructSequence_SET_ITEM(v, 3, PyLong_FromLong((long) st.f_bfree));
+    PyStructSequence_SET_ITEM(v, 4, PyLong_FromLong((long) st.f_bavail));
+    PyStructSequence_SET_ITEM(v, 5, PyLong_FromLong((long) st.f_files));
+    PyStructSequence_SET_ITEM(v, 6, PyLong_FromLong((long) st.f_ffree));
+    PyStructSequence_SET_ITEM(v, 7, PyLong_FromLong((long) st.f_favail));
+    PyStructSequence_SET_ITEM(v, 8, PyLong_FromLong((long) st.f_flag));
+    PyStructSequence_SET_ITEM(v, 9, PyLong_FromLong((long) st.f_namemax));
 #else
-        PyStructSequence_SET_ITEM(v, 0, PyLong_FromLong((long) st.f_bsize));
-        PyStructSequence_SET_ITEM(v, 1, PyLong_FromLong((long) st.f_frsize));
-        PyStructSequence_SET_ITEM(v, 2,
-			       PyLong_FromLongLong((PY_LONG_LONG) st.f_blocks));
-        PyStructSequence_SET_ITEM(v, 3,
-			       PyLong_FromLongLong((PY_LONG_LONG) st.f_bfree));
-        PyStructSequence_SET_ITEM(v, 4,
-			       PyLong_FromLongLong((PY_LONG_LONG) st.f_bavail));
-        PyStructSequence_SET_ITEM(v, 5,
-			       PyLong_FromLongLong((PY_LONG_LONG) st.f_files));
-        PyStructSequence_SET_ITEM(v, 6,
-			       PyLong_FromLongLong((PY_LONG_LONG) st.f_ffree));
-        PyStructSequence_SET_ITEM(v, 7,
-			       PyLong_FromLongLong((PY_LONG_LONG) st.f_favail));
-        PyStructSequence_SET_ITEM(v, 8, PyLong_FromLong((long) st.f_flag));
-        PyStructSequence_SET_ITEM(v, 9, PyLong_FromLong((long) st.f_namemax));
-#endif
-
-        return v;
+    PyStructSequence_SET_ITEM(v, 0, PyLong_FromLong((long) st.f_bsize));
+    PyStructSequence_SET_ITEM(v, 1, PyLong_FromLong((long) st.f_frsize));
+    PyStructSequence_SET_ITEM(v, 2,
+                              PyLong_FromLongLong((PY_LONG_LONG) st.f_blocks));
+    PyStructSequence_SET_ITEM(v, 3,
+                              PyLong_FromLongLong((PY_LONG_LONG) st.f_bfree));
+    PyStructSequence_SET_ITEM(v, 4,
+                              PyLong_FromLongLong((PY_LONG_LONG) st.f_bavail));
+    PyStructSequence_SET_ITEM(v, 5,
+                              PyLong_FromLongLong((PY_LONG_LONG) st.f_files));
+    PyStructSequence_SET_ITEM(v, 6,
+                              PyLong_FromLongLong((PY_LONG_LONG) st.f_ffree));
+    PyStructSequence_SET_ITEM(v, 7,
+                              PyLong_FromLongLong((PY_LONG_LONG) st.f_favail));
+    PyStructSequence_SET_ITEM(v, 8, PyLong_FromLong((long) st.f_flag));
+    PyStructSequence_SET_ITEM(v, 9, PyLong_FromLong((long) st.f_namemax));
+#endif
+
+    return v;
 }
 
 PyDoc_STRVAR(posix_fstatvfs__doc__,
@@ -5649,18 +5650,18 @@ Perform an fstatvfs system call on the given fd.");
 static PyObject *
 posix_fstatvfs(PyObject *self, PyObject *args)
 {
-	int fd, res;
-	struct statvfs st;
+    int fd, res;
+    struct statvfs st;
 
-	if (!PyArg_ParseTuple(args, "i:fstatvfs", &fd))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	res = fstatvfs(fd, &st);
-	Py_END_ALLOW_THREADS
-	if (res != 0)
-		return posix_error();
+    if (!PyArg_ParseTuple(args, "i:fstatvfs", &fd))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    res = fstatvfs(fd, &st);
+    Py_END_ALLOW_THREADS
+    if (res != 0)
+        return posix_error();
 
-        return _pystatvfs_fromstructstatvfs(st);
+    return _pystatvfs_fromstructstatvfs(st);
 }
 #endif /* HAVE_FSTATVFS && HAVE_SYS_STATVFS_H */
 
@@ -5675,18 +5676,18 @@ Perform a statvfs system call on the given path.");
 static PyObject *
 posix_statvfs(PyObject *self, PyObject *args)
 {
-	char *path;
-	int res;
-	struct statvfs st;
-	if (!PyArg_ParseTuple(args, "s:statvfs", &path))
-		return NULL;
-	Py_BEGIN_ALLOW_THREADS
-	res = statvfs(path, &st);
-	Py_END_ALLOW_THREADS
-	if (res != 0)
-		return posix_error_with_filename(path);
+    char *path;
+    int res;
+    struct statvfs st;
+    if (!PyArg_ParseTuple(args, "s:statvfs", &path))
+        return NULL;
+    Py_BEGIN_ALLOW_THREADS
+    res = statvfs(path, &st);
+    Py_END_ALLOW_THREADS
+    if (res != 0)
+        return posix_error_with_filename(path);
 
-        return _pystatvfs_fromstructstatvfs(st);
+    return _pystatvfs_fromstructstatvfs(st);
 }
 #endif /* HAVE_STATVFS */
 
@@ -5711,94 +5712,94 @@ conv_confname(PyObject *arg, int *valuep, struct constdef *table,
               size_t tablesize)
 {
     if (PyLong_Check(arg)) {
-        *valuep = PyLong_AS_LONG(arg);
-        return 1;
+    *valuep = PyLong_AS_LONG(arg);
+    return 1;
     }
     else {
-        /* look up the value in the table using a binary search */
-        size_t lo = 0;
-        size_t mid;
-        size_t hi = tablesize;
-        int cmp;
-        const char *confname;
-        if (!PyUnicode_Check(arg)) {
-            PyErr_SetString(PyExc_TypeError,
-                            "configuration names must be strings or integers");
-            return 0;
-        }
-        confname = _PyUnicode_AsString(arg);
-        if (confname == NULL)
-            return 0;
-        while (lo < hi) {
-            mid = (lo + hi) / 2;
-            cmp = strcmp(confname, table[mid].name);
-            if (cmp < 0)
-                hi = mid;
-            else if (cmp > 0)
-                lo = mid + 1;
-            else {
-                *valuep = table[mid].value;
-                return 1;
-            }
-        }
-        PyErr_SetString(PyExc_ValueError, "unrecognized configuration name");
+    /* look up the value in the table using a binary search */
+    size_t lo = 0;
+    size_t mid;
+    size_t hi = tablesize;
+    int cmp;
+    const char *confname;
+    if (!PyUnicode_Check(arg)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "configuration names must be strings or integers");
         return 0;
     }
+    confname = _PyUnicode_AsString(arg);
+    if (confname == NULL)
+        return 0;
+    while (lo < hi) {
+        mid = (lo + hi) / 2;
+        cmp = strcmp(confname, table[mid].name);
+        if (cmp < 0)
+        hi = mid;
+        else if (cmp > 0)
+        lo = mid + 1;
+        else {
+        *valuep = table[mid].value;
+        return 1;
+        }
+    }
+    PyErr_SetString(PyExc_ValueError, "unrecognized configuration name");
+    return 0;
+    }
 }
 
 
 #if defined(HAVE_FPATHCONF) || defined(HAVE_PATHCONF)
 static struct constdef  posix_constants_pathconf[] = {
 #ifdef _PC_ABI_AIO_XFER_MAX
-    {"PC_ABI_AIO_XFER_MAX",	_PC_ABI_AIO_XFER_MAX},
+    {"PC_ABI_AIO_XFER_MAX",     _PC_ABI_AIO_XFER_MAX},
 #endif
 #ifdef _PC_ABI_ASYNC_IO
-    {"PC_ABI_ASYNC_IO",	_PC_ABI_ASYNC_IO},
+    {"PC_ABI_ASYNC_IO", _PC_ABI_ASYNC_IO},
 #endif
 #ifdef _PC_ASYNC_IO
-    {"PC_ASYNC_IO",	_PC_ASYNC_IO},
+    {"PC_ASYNC_IO",     _PC_ASYNC_IO},
 #endif
 #ifdef _PC_CHOWN_RESTRICTED
-    {"PC_CHOWN_RESTRICTED",	_PC_CHOWN_RESTRICTED},
+    {"PC_CHOWN_RESTRICTED",     _PC_CHOWN_RESTRICTED},
 #endif
 #ifdef _PC_FILESIZEBITS
-    {"PC_FILESIZEBITS",	_PC_FILESIZEBITS},
+    {"PC_FILESIZEBITS", _PC_FILESIZEBITS},
 #endif
 #ifdef _PC_LAST
-    {"PC_LAST",	_PC_LAST},
+    {"PC_LAST", _PC_LAST},
 #endif
 #ifdef _PC_LINK_MAX
-    {"PC_LINK_MAX",	_PC_LINK_MAX},
+    {"PC_LINK_MAX",     _PC_LINK_MAX},
 #endif
 #ifdef _PC_MAX_CANON
-    {"PC_MAX_CANON",	_PC_MAX_CANON},
+    {"PC_MAX_CANON",    _PC_MAX_CANON},
 #endif
 #ifdef _PC_MAX_INPUT
-    {"PC_MAX_INPUT",	_PC_MAX_INPUT},
+    {"PC_MAX_INPUT",    _PC_MAX_INPUT},
 #endif
 #ifdef _PC_NAME_MAX
-    {"PC_NAME_MAX",	_PC_NAME_MAX},
+    {"PC_NAME_MAX",     _PC_NAME_MAX},
 #endif
 #ifdef _PC_NO_TRUNC
-    {"PC_NO_TRUNC",	_PC_NO_TRUNC},
+    {"PC_NO_TRUNC",     _PC_NO_TRUNC},
 #endif
 #ifdef _PC_PATH_MAX
-    {"PC_PATH_MAX",	_PC_PATH_MAX},
+    {"PC_PATH_MAX",     _PC_PATH_MAX},
 #endif
 #ifdef _PC_PIPE_BUF
-    {"PC_PIPE_BUF",	_PC_PIPE_BUF},
+    {"PC_PIPE_BUF",     _PC_PIPE_BUF},
 #endif
 #ifdef _PC_PRIO_IO
-    {"PC_PRIO_IO",	_PC_PRIO_IO},
+    {"PC_PRIO_IO",      _PC_PRIO_IO},
 #endif
 #ifdef _PC_SOCK_MAXBUF
-    {"PC_SOCK_MAXBUF",	_PC_SOCK_MAXBUF},
+    {"PC_SOCK_MAXBUF",  _PC_SOCK_MAXBUF},
 #endif
 #ifdef _PC_SYNC_IO
-    {"PC_SYNC_IO",	_PC_SYNC_IO},
+    {"PC_SYNC_IO",      _PC_SYNC_IO},
 #endif
 #ifdef _PC_VDISABLE
-    {"PC_VDISABLE",	_PC_VDISABLE},
+    {"PC_VDISABLE",     _PC_VDISABLE},
 #endif
 };
 
@@ -5825,14 +5826,14 @@ posix_fpathconf(PyObject *self, PyObject *args)
 
     if (PyArg_ParseTuple(args, "iO&:fpathconf", &fd,
                          conv_path_confname, &name)) {
-        long limit;
+    long limit;
 
-        errno = 0;
-        limit = fpathconf(fd, name);
-        if (limit == -1 && errno != 0)
-            posix_error();
-        else
-            result = PyLong_FromLong(limit);
+    errno = 0;
+    limit = fpathconf(fd, name);
+    if (limit == -1 && errno != 0)
+        posix_error();
+    else
+        result = PyLong_FromLong(limit);
     }
     return result;
 }
@@ -5854,19 +5855,19 @@ posix_pathconf(PyObject *self, PyObject *args)
 
     if (PyArg_ParseTuple(args, "sO&:pathconf", &path,
                          conv_path_confname, &name)) {
-        long limit;
-
-        errno = 0;
-        limit = pathconf(path, name);
-        if (limit == -1 && errno != 0) {
-            if (errno == EINVAL)
-                /* could be a path or name problem */
-                posix_error();
-            else
-                posix_error_with_filename(path);
-        }
+    long limit;
+
+    errno = 0;
+    limit = pathconf(path, name);
+    if (limit == -1 && errno != 0) {
+        if (errno == EINVAL)
+        /* could be a path or name problem */
+        posix_error();
         else
-            result = PyLong_FromLong(limit);
+        posix_error_with_filename(path);
+    }
+    else
+        result = PyLong_FromLong(limit);
     }
     return result;
 }
@@ -5875,154 +5876,154 @@ posix_pathconf(PyObject *self, PyObject *args)
 #ifdef HAVE_CONFSTR
 static struct constdef posix_constants_confstr[] = {
 #ifdef _CS_ARCHITECTURE
-    {"CS_ARCHITECTURE",	_CS_ARCHITECTURE},
+    {"CS_ARCHITECTURE", _CS_ARCHITECTURE},
 #endif
 #ifdef _CS_GNU_LIBC_VERSION
-    {"CS_GNU_LIBC_VERSION",	_CS_GNU_LIBC_VERSION},
+    {"CS_GNU_LIBC_VERSION",     _CS_GNU_LIBC_VERSION},
 #endif
 #ifdef _CS_GNU_LIBPTHREAD_VERSION
-    {"CS_GNU_LIBPTHREAD_VERSION",	_CS_GNU_LIBPTHREAD_VERSION},
+    {"CS_GNU_LIBPTHREAD_VERSION",       _CS_GNU_LIBPTHREAD_VERSION},
 #endif
 #ifdef _CS_HOSTNAME
-    {"CS_HOSTNAME",	_CS_HOSTNAME},
+    {"CS_HOSTNAME",     _CS_HOSTNAME},
 #endif
 #ifdef _CS_HW_PROVIDER
-    {"CS_HW_PROVIDER",	_CS_HW_PROVIDER},
+    {"CS_HW_PROVIDER",  _CS_HW_PROVIDER},
 #endif
 #ifdef _CS_HW_SERIAL
-    {"CS_HW_SERIAL",	_CS_HW_SERIAL},
+    {"CS_HW_SERIAL",    _CS_HW_SERIAL},
 #endif
 #ifdef _CS_INITTAB_NAME
-    {"CS_INITTAB_NAME",	_CS_INITTAB_NAME},
+    {"CS_INITTAB_NAME", _CS_INITTAB_NAME},
 #endif
 #ifdef _CS_LFS64_CFLAGS
-    {"CS_LFS64_CFLAGS",	_CS_LFS64_CFLAGS},
+    {"CS_LFS64_CFLAGS", _CS_LFS64_CFLAGS},
 #endif
 #ifdef _CS_LFS64_LDFLAGS
-    {"CS_LFS64_LDFLAGS",	_CS_LFS64_LDFLAGS},
+    {"CS_LFS64_LDFLAGS",        _CS_LFS64_LDFLAGS},
 #endif
 #ifdef _CS_LFS64_LIBS
-    {"CS_LFS64_LIBS",	_CS_LFS64_LIBS},
+    {"CS_LFS64_LIBS",   _CS_LFS64_LIBS},
 #endif
 #ifdef _CS_LFS64_LINTFLAGS
-    {"CS_LFS64_LINTFLAGS",	_CS_LFS64_LINTFLAGS},
+    {"CS_LFS64_LINTFLAGS",      _CS_LFS64_LINTFLAGS},
 #endif
 #ifdef _CS_LFS_CFLAGS
-    {"CS_LFS_CFLAGS",	_CS_LFS_CFLAGS},
+    {"CS_LFS_CFLAGS",   _CS_LFS_CFLAGS},
 #endif
 #ifdef _CS_LFS_LDFLAGS
-    {"CS_LFS_LDFLAGS",	_CS_LFS_LDFLAGS},
+    {"CS_LFS_LDFLAGS",  _CS_LFS_LDFLAGS},
 #endif
 #ifdef _CS_LFS_LIBS
-    {"CS_LFS_LIBS",	_CS_LFS_LIBS},
+    {"CS_LFS_LIBS",     _CS_LFS_LIBS},
 #endif
 #ifdef _CS_LFS_LINTFLAGS
-    {"CS_LFS_LINTFLAGS",	_CS_LFS_LINTFLAGS},
+    {"CS_LFS_LINTFLAGS",        _CS_LFS_LINTFLAGS},
 #endif
 #ifdef _CS_MACHINE
-    {"CS_MACHINE",	_CS_MACHINE},
+    {"CS_MACHINE",      _CS_MACHINE},
 #endif
 #ifdef _CS_PATH
-    {"CS_PATH",	_CS_PATH},
+    {"CS_PATH", _CS_PATH},
 #endif
 #ifdef _CS_RELEASE
-    {"CS_RELEASE",	_CS_RELEASE},
+    {"CS_RELEASE",      _CS_RELEASE},
 #endif
 #ifdef _CS_SRPC_DOMAIN
-    {"CS_SRPC_DOMAIN",	_CS_SRPC_DOMAIN},
+    {"CS_SRPC_DOMAIN",  _CS_SRPC_DOMAIN},
 #endif
 #ifdef _CS_SYSNAME
-    {"CS_SYSNAME",	_CS_SYSNAME},
+    {"CS_SYSNAME",      _CS_SYSNAME},
 #endif
 #ifdef _CS_VERSION
-    {"CS_VERSION",	_CS_VERSION},
+    {"CS_VERSION",      _CS_VERSION},
 #endif
 #ifdef _CS_XBS5_ILP32_OFF32_CFLAGS
-    {"CS_XBS5_ILP32_OFF32_CFLAGS",	_CS_XBS5_ILP32_OFF32_CFLAGS},
+    {"CS_XBS5_ILP32_OFF32_CFLAGS",      _CS_XBS5_ILP32_OFF32_CFLAGS},
 #endif
 #ifdef _CS_XBS5_ILP32_OFF32_LDFLAGS
-    {"CS_XBS5_ILP32_OFF32_LDFLAGS",	_CS_XBS5_ILP32_OFF32_LDFLAGS},
+    {"CS_XBS5_ILP32_OFF32_LDFLAGS",     _CS_XBS5_ILP32_OFF32_LDFLAGS},
 #endif
 #ifdef _CS_XBS5_ILP32_OFF32_LIBS
-    {"CS_XBS5_ILP32_OFF32_LIBS",	_CS_XBS5_ILP32_OFF32_LIBS},
+    {"CS_XBS5_ILP32_OFF32_LIBS",        _CS_XBS5_ILP32_OFF32_LIBS},
 #endif
 #ifdef _CS_XBS5_ILP32_OFF32_LINTFLAGS
-    {"CS_XBS5_ILP32_OFF32_LINTFLAGS",	_CS_XBS5_ILP32_OFF32_LINTFLAGS},
+    {"CS_XBS5_ILP32_OFF32_LINTFLAGS",   _CS_XBS5_ILP32_OFF32_LINTFLAGS},
 #endif
 #ifdef _CS_XBS5_ILP32_OFFBIG_CFLAGS
-    {"CS_XBS5_ILP32_OFFBIG_CFLAGS",	_CS_XBS5_ILP32_OFFBIG_CFLAGS},
+    {"CS_XBS5_ILP32_OFFBIG_CFLAGS",     _CS_XBS5_ILP32_OFFBIG_CFLAGS},
 #endif
 #ifdef _CS_XBS5_ILP32_OFFBIG_LDFLAGS
-    {"CS_XBS5_ILP32_OFFBIG_LDFLAGS",	_CS_XBS5_ILP32_OFFBIG_LDFLAGS},
+    {"CS_XBS5_ILP32_OFFBIG_LDFLAGS",    _CS_XBS5_ILP32_OFFBIG_LDFLAGS},
 #endif
 #ifdef _CS_XBS5_ILP32_OFFBIG_LIBS
-    {"CS_XBS5_ILP32_OFFBIG_LIBS",	_CS_XBS5_ILP32_OFFBIG_LIBS},
+    {"CS_XBS5_ILP32_OFFBIG_LIBS",       _CS_XBS5_ILP32_OFFBIG_LIBS},
 #endif
 #ifdef _CS_XBS5_ILP32_OFFBIG_LINTFLAGS
-    {"CS_XBS5_ILP32_OFFBIG_LINTFLAGS",	_CS_XBS5_ILP32_OFFBIG_LINTFLAGS},
+    {"CS_XBS5_ILP32_OFFBIG_LINTFLAGS",  _CS_XBS5_ILP32_OFFBIG_LINTFLAGS},
 #endif
 #ifdef _CS_XBS5_LP64_OFF64_CFLAGS
-    {"CS_XBS5_LP64_OFF64_CFLAGS",	_CS_XBS5_LP64_OFF64_CFLAGS},
+    {"CS_XBS5_LP64_OFF64_CFLAGS",       _CS_XBS5_LP64_OFF64_CFLAGS},
 #endif
 #ifdef _CS_XBS5_LP64_OFF64_LDFLAGS
-    {"CS_XBS5_LP64_OFF64_LDFLAGS",	_CS_XBS5_LP64_OFF64_LDFLAGS},
+    {"CS_XBS5_LP64_OFF64_LDFLAGS",      _CS_XBS5_LP64_OFF64_LDFLAGS},
 #endif
 #ifdef _CS_XBS5_LP64_OFF64_LIBS
-    {"CS_XBS5_LP64_OFF64_LIBS",	_CS_XBS5_LP64_OFF64_LIBS},
+    {"CS_XBS5_LP64_OFF64_LIBS", _CS_XBS5_LP64_OFF64_LIBS},
 #endif
 #ifdef _CS_XBS5_LP64_OFF64_LINTFLAGS
-    {"CS_XBS5_LP64_OFF64_LINTFLAGS",	_CS_XBS5_LP64_OFF64_LINTFLAGS},
+    {"CS_XBS5_LP64_OFF64_LINTFLAGS",    _CS_XBS5_LP64_OFF64_LINTFLAGS},
 #endif
 #ifdef _CS_XBS5_LPBIG_OFFBIG_CFLAGS
-    {"CS_XBS5_LPBIG_OFFBIG_CFLAGS",	_CS_XBS5_LPBIG_OFFBIG_CFLAGS},
+    {"CS_XBS5_LPBIG_OFFBIG_CFLAGS",     _CS_XBS5_LPBIG_OFFBIG_CFLAGS},
 #endif
 #ifdef _CS_XBS5_LPBIG_OFFBIG_LDFLAGS
-    {"CS_XBS5_LPBIG_OFFBIG_LDFLAGS",	_CS_XBS5_LPBIG_OFFBIG_LDFLAGS},
+    {"CS_XBS5_LPBIG_OFFBIG_LDFLAGS",    _CS_XBS5_LPBIG_OFFBIG_LDFLAGS},
 #endif
 #ifdef _CS_XBS5_LPBIG_OFFBIG_LIBS
-    {"CS_XBS5_LPBIG_OFFBIG_LIBS",	_CS_XBS5_LPBIG_OFFBIG_LIBS},
+    {"CS_XBS5_LPBIG_OFFBIG_LIBS",       _CS_XBS5_LPBIG_OFFBIG_LIBS},
 #endif
 #ifdef _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS
-    {"CS_XBS5_LPBIG_OFFBIG_LINTFLAGS",	_CS_XBS5_LPBIG_OFFBIG_LINTFLAGS},
+    {"CS_XBS5_LPBIG_OFFBIG_LINTFLAGS",  _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS},
 #endif
 #ifdef _MIPS_CS_AVAIL_PROCESSORS
-    {"MIPS_CS_AVAIL_PROCESSORS",	_MIPS_CS_AVAIL_PROCESSORS},
+    {"MIPS_CS_AVAIL_PROCESSORS",        _MIPS_CS_AVAIL_PROCESSORS},
 #endif
 #ifdef _MIPS_CS_BASE
-    {"MIPS_CS_BASE",	_MIPS_CS_BASE},
+    {"MIPS_CS_BASE",    _MIPS_CS_BASE},
 #endif
 #ifdef _MIPS_CS_HOSTID
-    {"MIPS_CS_HOSTID",	_MIPS_CS_HOSTID},
+    {"MIPS_CS_HOSTID",  _MIPS_CS_HOSTID},
 #endif
 #ifdef _MIPS_CS_HW_NAME
-    {"MIPS_CS_HW_NAME",	_MIPS_CS_HW_NAME},
+    {"MIPS_CS_HW_NAME", _MIPS_CS_HW_NAME},
 #endif
 #ifdef _MIPS_CS_NUM_PROCESSORS
-    {"MIPS_CS_NUM_PROCESSORS",	_MIPS_CS_NUM_PROCESSORS},
+    {"MIPS_CS_NUM_PROCESSORS",  _MIPS_CS_NUM_PROCESSORS},
 #endif
 #ifdef _MIPS_CS_OSREL_MAJ
-    {"MIPS_CS_OSREL_MAJ",	_MIPS_CS_OSREL_MAJ},
+    {"MIPS_CS_OSREL_MAJ",       _MIPS_CS_OSREL_MAJ},
 #endif
 #ifdef _MIPS_CS_OSREL_MIN
-    {"MIPS_CS_OSREL_MIN",	_MIPS_CS_OSREL_MIN},
+    {"MIPS_CS_OSREL_MIN",       _MIPS_CS_OSREL_MIN},
 #endif
 #ifdef _MIPS_CS_OSREL_PATCH
-    {"MIPS_CS_OSREL_PATCH",	_MIPS_CS_OSREL_PATCH},
+    {"MIPS_CS_OSREL_PATCH",     _MIPS_CS_OSREL_PATCH},
 #endif
 #ifdef _MIPS_CS_OS_NAME
-    {"MIPS_CS_OS_NAME",	_MIPS_CS_OS_NAME},
+    {"MIPS_CS_OS_NAME", _MIPS_CS_OS_NAME},
 #endif
 #ifdef _MIPS_CS_OS_PROVIDER
-    {"MIPS_CS_OS_PROVIDER",	_MIPS_CS_OS_PROVIDER},
+    {"MIPS_CS_OS_PROVIDER",     _MIPS_CS_OS_PROVIDER},
 #endif
 #ifdef _MIPS_CS_PROCESSORS
-    {"MIPS_CS_PROCESSORS",	_MIPS_CS_PROCESSORS},
+    {"MIPS_CS_PROCESSORS",      _MIPS_CS_PROCESSORS},
 #endif
 #ifdef _MIPS_CS_SERIAL
-    {"MIPS_CS_SERIAL",	_MIPS_CS_SERIAL},
+    {"MIPS_CS_SERIAL",  _MIPS_CS_SERIAL},
 #endif
 #ifdef _MIPS_CS_VENDOR
-    {"MIPS_CS_VENDOR",	_MIPS_CS_VENDOR},
+    {"MIPS_CS_VENDOR",  _MIPS_CS_VENDOR},
 #endif
 };
 
@@ -6046,21 +6047,21 @@ posix_confstr(PyObject *self, PyObject *args)
     char buffer[256];
 
     if (PyArg_ParseTuple(args, "O&:confstr", conv_confstr_confname, &name)) {
-	int len;
+        int len;
 
         errno = 0;
-	len = confstr(name, buffer, sizeof(buffer));
-	if (len == 0) {
-	    if (errno) {
-		posix_error();
-	    }
-	    else {
-		result = Py_None;
-		Py_INCREF(Py_None);
-	    }
+        len = confstr(name, buffer, sizeof(buffer));
+        if (len == 0) {
+            if (errno) {
+                posix_error();
+            }
+            else {
+                result = Py_None;
+                Py_INCREF(Py_None);
+            }
         }
         else {
-	    if ((unsigned int)len >= sizeof(buffer)) {
+            if ((unsigned int)len >= sizeof(buffer)) {
                 result = PyUnicode_FromStringAndSize(NULL, len-1);
                 if (result != NULL)
                     confstr(name, _PyUnicode_AsString(result), len);
@@ -6077,496 +6078,496 @@ posix_confstr(PyObject *self, PyObject *args)
 #ifdef HAVE_SYSCONF
 static struct constdef posix_constants_sysconf[] = {
 #ifdef _SC_2_CHAR_TERM
-    {"SC_2_CHAR_TERM",	_SC_2_CHAR_TERM},
+    {"SC_2_CHAR_TERM",  _SC_2_CHAR_TERM},
 #endif
 #ifdef _SC_2_C_BIND
-    {"SC_2_C_BIND",	_SC_2_C_BIND},
+    {"SC_2_C_BIND",     _SC_2_C_BIND},
 #endif
 #ifdef _SC_2_C_DEV
-    {"SC_2_C_DEV",	_SC_2_C_DEV},
+    {"SC_2_C_DEV",      _SC_2_C_DEV},
 #endif
 #ifdef _SC_2_C_VERSION
-    {"SC_2_C_VERSION",	_SC_2_C_VERSION},
+    {"SC_2_C_VERSION",  _SC_2_C_VERSION},
 #endif
 #ifdef _SC_2_FORT_DEV
-    {"SC_2_FORT_DEV",	_SC_2_FORT_DEV},
+    {"SC_2_FORT_DEV",   _SC_2_FORT_DEV},
 #endif
 #ifdef _SC_2_FORT_RUN
-    {"SC_2_FORT_RUN",	_SC_2_FORT_RUN},
+    {"SC_2_FORT_RUN",   _SC_2_FORT_RUN},
 #endif
 #ifdef _SC_2_LOCALEDEF
-    {"SC_2_LOCALEDEF",	_SC_2_LOCALEDEF},
+    {"SC_2_LOCALEDEF",  _SC_2_LOCALEDEF},
 #endif
 #ifdef _SC_2_SW_DEV
-    {"SC_2_SW_DEV",	_SC_2_SW_DEV},
+    {"SC_2_SW_DEV",     _SC_2_SW_DEV},
 #endif
 #ifdef _SC_2_UPE
-    {"SC_2_UPE",	_SC_2_UPE},
+    {"SC_2_UPE",        _SC_2_UPE},
 #endif
 #ifdef _SC_2_VERSION
-    {"SC_2_VERSION",	_SC_2_VERSION},
+    {"SC_2_VERSION",    _SC_2_VERSION},
 #endif
 #ifdef _SC_ABI_ASYNCHRONOUS_IO
-    {"SC_ABI_ASYNCHRONOUS_IO",	_SC_ABI_ASYNCHRONOUS_IO},
+    {"SC_ABI_ASYNCHRONOUS_IO",  _SC_ABI_ASYNCHRONOUS_IO},
 #endif
 #ifdef _SC_ACL
-    {"SC_ACL",	_SC_ACL},
+    {"SC_ACL",  _SC_ACL},
 #endif
 #ifdef _SC_AIO_LISTIO_MAX
-    {"SC_AIO_LISTIO_MAX",	_SC_AIO_LISTIO_MAX},
+    {"SC_AIO_LISTIO_MAX",       _SC_AIO_LISTIO_MAX},
 #endif
 #ifdef _SC_AIO_MAX
-    {"SC_AIO_MAX",	_SC_AIO_MAX},
+    {"SC_AIO_MAX",      _SC_AIO_MAX},
 #endif
 #ifdef _SC_AIO_PRIO_DELTA_MAX
-    {"SC_AIO_PRIO_DELTA_MAX",	_SC_AIO_PRIO_DELTA_MAX},
+    {"SC_AIO_PRIO_DELTA_MAX",   _SC_AIO_PRIO_DELTA_MAX},
 #endif
 #ifdef _SC_ARG_MAX
-    {"SC_ARG_MAX",	_SC_ARG_MAX},
+    {"SC_ARG_MAX",      _SC_ARG_MAX},
 #endif
 #ifdef _SC_ASYNCHRONOUS_IO
-    {"SC_ASYNCHRONOUS_IO",	_SC_ASYNCHRONOUS_IO},
+    {"SC_ASYNCHRONOUS_IO",      _SC_ASYNCHRONOUS_IO},
 #endif
 #ifdef _SC_ATEXIT_MAX
-    {"SC_ATEXIT_MAX",	_SC_ATEXIT_MAX},
+    {"SC_ATEXIT_MAX",   _SC_ATEXIT_MAX},
 #endif
 #ifdef _SC_AUDIT
-    {"SC_AUDIT",	_SC_AUDIT},
+    {"SC_AUDIT",        _SC_AUDIT},
 #endif
 #ifdef _SC_AVPHYS_PAGES
-    {"SC_AVPHYS_PAGES",	_SC_AVPHYS_PAGES},
+    {"SC_AVPHYS_PAGES", _SC_AVPHYS_PAGES},
 #endif
 #ifdef _SC_BC_BASE_MAX
-    {"SC_BC_BASE_MAX",	_SC_BC_BASE_MAX},
+    {"SC_BC_BASE_MAX",  _SC_BC_BASE_MAX},
 #endif
 #ifdef _SC_BC_DIM_MAX
-    {"SC_BC_DIM_MAX",	_SC_BC_DIM_MAX},
+    {"SC_BC_DIM_MAX",   _SC_BC_DIM_MAX},
 #endif
 #ifdef _SC_BC_SCALE_MAX
-    {"SC_BC_SCALE_MAX",	_SC_BC_SCALE_MAX},
+    {"SC_BC_SCALE_MAX", _SC_BC_SCALE_MAX},
 #endif
 #ifdef _SC_BC_STRING_MAX
-    {"SC_BC_STRING_MAX",	_SC_BC_STRING_MAX},
+    {"SC_BC_STRING_MAX",        _SC_BC_STRING_MAX},
 #endif
 #ifdef _SC_CAP
-    {"SC_CAP",	_SC_CAP},
+    {"SC_CAP",  _SC_CAP},
 #endif
 #ifdef _SC_CHARCLASS_NAME_MAX
-    {"SC_CHARCLASS_NAME_MAX",	_SC_CHARCLASS_NAME_MAX},
+    {"SC_CHARCLASS_NAME_MAX",   _SC_CHARCLASS_NAME_MAX},
 #endif
 #ifdef _SC_CHAR_BIT
-    {"SC_CHAR_BIT",	_SC_CHAR_BIT},
+    {"SC_CHAR_BIT",     _SC_CHAR_BIT},
 #endif
 #ifdef _SC_CHAR_MAX
-    {"SC_CHAR_MAX",	_SC_CHAR_MAX},
+    {"SC_CHAR_MAX",     _SC_CHAR_MAX},
 #endif
 #ifdef _SC_CHAR_MIN
-    {"SC_CHAR_MIN",	_SC_CHAR_MIN},
+    {"SC_CHAR_MIN",     _SC_CHAR_MIN},
 #endif
 #ifdef _SC_CHILD_MAX
-    {"SC_CHILD_MAX",	_SC_CHILD_MAX},
+    {"SC_CHILD_MAX",    _SC_CHILD_MAX},
 #endif
 #ifdef _SC_CLK_TCK
-    {"SC_CLK_TCK",	_SC_CLK_TCK},
+    {"SC_CLK_TCK",      _SC_CLK_TCK},
 #endif
 #ifdef _SC_COHER_BLKSZ
-    {"SC_COHER_BLKSZ",	_SC_COHER_BLKSZ},
+    {"SC_COHER_BLKSZ",  _SC_COHER_BLKSZ},
 #endif
 #ifdef _SC_COLL_WEIGHTS_MAX
-    {"SC_COLL_WEIGHTS_MAX",	_SC_COLL_WEIGHTS_MAX},
+    {"SC_COLL_WEIGHTS_MAX",     _SC_COLL_WEIGHTS_MAX},
 #endif
 #ifdef _SC_DCACHE_ASSOC
-    {"SC_DCACHE_ASSOC",	_SC_DCACHE_ASSOC},
+    {"SC_DCACHE_ASSOC", _SC_DCACHE_ASSOC},
 #endif
 #ifdef _SC_DCACHE_BLKSZ
-    {"SC_DCACHE_BLKSZ",	_SC_DCACHE_BLKSZ},
+    {"SC_DCACHE_BLKSZ", _SC_DCACHE_BLKSZ},
 #endif
 #ifdef _SC_DCACHE_LINESZ
-    {"SC_DCACHE_LINESZ",	_SC_DCACHE_LINESZ},
+    {"SC_DCACHE_LINESZ",        _SC_DCACHE_LINESZ},
 #endif
 #ifdef _SC_DCACHE_SZ
-    {"SC_DCACHE_SZ",	_SC_DCACHE_SZ},
+    {"SC_DCACHE_SZ",    _SC_DCACHE_SZ},
 #endif
 #ifdef _SC_DCACHE_TBLKSZ
-    {"SC_DCACHE_TBLKSZ",	_SC_DCACHE_TBLKSZ},
+    {"SC_DCACHE_TBLKSZ",        _SC_DCACHE_TBLKSZ},
 #endif
 #ifdef _SC_DELAYTIMER_MAX
-    {"SC_DELAYTIMER_MAX",	_SC_DELAYTIMER_MAX},
+    {"SC_DELAYTIMER_MAX",       _SC_DELAYTIMER_MAX},
 #endif
 #ifdef _SC_EQUIV_CLASS_MAX
-    {"SC_EQUIV_CLASS_MAX",	_SC_EQUIV_CLASS_MAX},
+    {"SC_EQUIV_CLASS_MAX",      _SC_EQUIV_CLASS_MAX},
 #endif
 #ifdef _SC_EXPR_NEST_MAX
-    {"SC_EXPR_NEST_MAX",	_SC_EXPR_NEST_MAX},
+    {"SC_EXPR_NEST_MAX",        _SC_EXPR_NEST_MAX},
 #endif
 #ifdef _SC_FSYNC
-    {"SC_FSYNC",	_SC_FSYNC},
+    {"SC_FSYNC",        _SC_FSYNC},
 #endif
 #ifdef _SC_GETGR_R_SIZE_MAX
-    {"SC_GETGR_R_SIZE_MAX",	_SC_GETGR_R_SIZE_MAX},
+    {"SC_GETGR_R_SIZE_MAX",     _SC_GETGR_R_SIZE_MAX},
 #endif
 #ifdef _SC_GETPW_R_SIZE_MAX
-    {"SC_GETPW_R_SIZE_MAX",	_SC_GETPW_R_SIZE_MAX},
+    {"SC_GETPW_R_SIZE_MAX",     _SC_GETPW_R_SIZE_MAX},
 #endif
 #ifdef _SC_ICACHE_ASSOC
-    {"SC_ICACHE_ASSOC",	_SC_ICACHE_ASSOC},
+    {"SC_ICACHE_ASSOC", _SC_ICACHE_ASSOC},
 #endif
 #ifdef _SC_ICACHE_BLKSZ
-    {"SC_ICACHE_BLKSZ",	_SC_ICACHE_BLKSZ},
+    {"SC_ICACHE_BLKSZ", _SC_ICACHE_BLKSZ},
 #endif
 #ifdef _SC_ICACHE_LINESZ
-    {"SC_ICACHE_LINESZ",	_SC_ICACHE_LINESZ},
+    {"SC_ICACHE_LINESZ",        _SC_ICACHE_LINESZ},
 #endif
 #ifdef _SC_ICACHE_SZ
-    {"SC_ICACHE_SZ",	_SC_ICACHE_SZ},
+    {"SC_ICACHE_SZ",    _SC_ICACHE_SZ},
 #endif
 #ifdef _SC_INF
-    {"SC_INF",	_SC_INF},
+    {"SC_INF",  _SC_INF},
 #endif
 #ifdef _SC_INT_MAX
-    {"SC_INT_MAX",	_SC_INT_MAX},
+    {"SC_INT_MAX",      _SC_INT_MAX},
 #endif
 #ifdef _SC_INT_MIN
-    {"SC_INT_MIN",	_SC_INT_MIN},
+    {"SC_INT_MIN",      _SC_INT_MIN},
 #endif
 #ifdef _SC_IOV_MAX
-    {"SC_IOV_MAX",	_SC_IOV_MAX},
+    {"SC_IOV_MAX",      _SC_IOV_MAX},
 #endif
 #ifdef _SC_IP_SECOPTS
-    {"SC_IP_SECOPTS",	_SC_IP_SECOPTS},
+    {"SC_IP_SECOPTS",   _SC_IP_SECOPTS},
 #endif
 #ifdef _SC_JOB_CONTROL
-    {"SC_JOB_CONTROL",	_SC_JOB_CONTROL},
+    {"SC_JOB_CONTROL",  _SC_JOB_CONTROL},
 #endif
 #ifdef _SC_KERN_POINTERS
-    {"SC_KERN_POINTERS",	_SC_KERN_POINTERS},
+    {"SC_KERN_POINTERS",        _SC_KERN_POINTERS},
 #endif
 #ifdef _SC_KERN_SIM
-    {"SC_KERN_SIM",	_SC_KERN_SIM},
+    {"SC_KERN_SIM",     _SC_KERN_SIM},
 #endif
 #ifdef _SC_LINE_MAX
-    {"SC_LINE_MAX",	_SC_LINE_MAX},
+    {"SC_LINE_MAX",     _SC_LINE_MAX},
 #endif
 #ifdef _SC_LOGIN_NAME_MAX
-    {"SC_LOGIN_NAME_MAX",	_SC_LOGIN_NAME_MAX},
+    {"SC_LOGIN_NAME_MAX",       _SC_LOGIN_NAME_MAX},
 #endif
 #ifdef _SC_LOGNAME_MAX
-    {"SC_LOGNAME_MAX",	_SC_LOGNAME_MAX},
+    {"SC_LOGNAME_MAX",  _SC_LOGNAME_MAX},
 #endif
 #ifdef _SC_LONG_BIT
-    {"SC_LONG_BIT",	_SC_LONG_BIT},
+    {"SC_LONG_BIT",     _SC_LONG_BIT},
 #endif
 #ifdef _SC_MAC
-    {"SC_MAC",	_SC_MAC},
+    {"SC_MAC",  _SC_MAC},
 #endif
 #ifdef _SC_MAPPED_FILES
-    {"SC_MAPPED_FILES",	_SC_MAPPED_FILES},
+    {"SC_MAPPED_FILES", _SC_MAPPED_FILES},
 #endif
 #ifdef _SC_MAXPID
-    {"SC_MAXPID",	_SC_MAXPID},
+    {"SC_MAXPID",       _SC_MAXPID},
 #endif
 #ifdef _SC_MB_LEN_MAX
-    {"SC_MB_LEN_MAX",	_SC_MB_LEN_MAX},
+    {"SC_MB_LEN_MAX",   _SC_MB_LEN_MAX},
 #endif
 #ifdef _SC_MEMLOCK
-    {"SC_MEMLOCK",	_SC_MEMLOCK},
+    {"SC_MEMLOCK",      _SC_MEMLOCK},
 #endif
 #ifdef _SC_MEMLOCK_RANGE
-    {"SC_MEMLOCK_RANGE",	_SC_MEMLOCK_RANGE},
+    {"SC_MEMLOCK_RANGE",        _SC_MEMLOCK_RANGE},
 #endif
 #ifdef _SC_MEMORY_PROTECTION
-    {"SC_MEMORY_PROTECTION",	_SC_MEMORY_PROTECTION},
+    {"SC_MEMORY_PROTECTION",    _SC_MEMORY_PROTECTION},
 #endif
 #ifdef _SC_MESSAGE_PASSING
-    {"SC_MESSAGE_PASSING",	_SC_MESSAGE_PASSING},
+    {"SC_MESSAGE_PASSING",      _SC_MESSAGE_PASSING},
 #endif
 #ifdef _SC_MMAP_FIXED_ALIGNMENT
-    {"SC_MMAP_FIXED_ALIGNMENT",	_SC_MMAP_FIXED_ALIGNMENT},
+    {"SC_MMAP_FIXED_ALIGNMENT", _SC_MMAP_FIXED_ALIGNMENT},
 #endif
 #ifdef _SC_MQ_OPEN_MAX
-    {"SC_MQ_OPEN_MAX",	_SC_MQ_OPEN_MAX},
+    {"SC_MQ_OPEN_MAX",  _SC_MQ_OPEN_MAX},
 #endif
 #ifdef _SC_MQ_PRIO_MAX
-    {"SC_MQ_PRIO_MAX",	_SC_MQ_PRIO_MAX},
+    {"SC_MQ_PRIO_MAX",  _SC_MQ_PRIO_MAX},
 #endif
 #ifdef _SC_NACLS_MAX
-    {"SC_NACLS_MAX",	_SC_NACLS_MAX},
+    {"SC_NACLS_MAX",    _SC_NACLS_MAX},
 #endif
 #ifdef _SC_NGROUPS_MAX
-    {"SC_NGROUPS_MAX",	_SC_NGROUPS_MAX},
+    {"SC_NGROUPS_MAX",  _SC_NGROUPS_MAX},
 #endif
 #ifdef _SC_NL_ARGMAX
-    {"SC_NL_ARGMAX",	_SC_NL_ARGMAX},
+    {"SC_NL_ARGMAX",    _SC_NL_ARGMAX},
 #endif
 #ifdef _SC_NL_LANGMAX
-    {"SC_NL_LANGMAX",	_SC_NL_LANGMAX},
+    {"SC_NL_LANGMAX",   _SC_NL_LANGMAX},
 #endif
 #ifdef _SC_NL_MSGMAX
-    {"SC_NL_MSGMAX",	_SC_NL_MSGMAX},
+    {"SC_NL_MSGMAX",    _SC_NL_MSGMAX},
 #endif
 #ifdef _SC_NL_NMAX
-    {"SC_NL_NMAX",	_SC_NL_NMAX},
+    {"SC_NL_NMAX",      _SC_NL_NMAX},
 #endif
 #ifdef _SC_NL_SETMAX
-    {"SC_NL_SETMAX",	_SC_NL_SETMAX},
+    {"SC_NL_SETMAX",    _SC_NL_SETMAX},
 #endif
 #ifdef _SC_NL_TEXTMAX
-    {"SC_NL_TEXTMAX",	_SC_NL_TEXTMAX},
+    {"SC_NL_TEXTMAX",   _SC_NL_TEXTMAX},
 #endif
 #ifdef _SC_NPROCESSORS_CONF
-    {"SC_NPROCESSORS_CONF",	_SC_NPROCESSORS_CONF},
+    {"SC_NPROCESSORS_CONF",     _SC_NPROCESSORS_CONF},
 #endif
 #ifdef _SC_NPROCESSORS_ONLN
-    {"SC_NPROCESSORS_ONLN",	_SC_NPROCESSORS_ONLN},
+    {"SC_NPROCESSORS_ONLN",     _SC_NPROCESSORS_ONLN},
 #endif
 #ifdef _SC_NPROC_CONF
-    {"SC_NPROC_CONF",	_SC_NPROC_CONF},
+    {"SC_NPROC_CONF",   _SC_NPROC_CONF},
 #endif
 #ifdef _SC_NPROC_ONLN
-    {"SC_NPROC_ONLN",	_SC_NPROC_ONLN},
+    {"SC_NPROC_ONLN",   _SC_NPROC_ONLN},
 #endif
 #ifdef _SC_NZERO
-    {"SC_NZERO",	_SC_NZERO},
+    {"SC_NZERO",        _SC_NZERO},
 #endif
 #ifdef _SC_OPEN_MAX
-    {"SC_OPEN_MAX",	_SC_OPEN_MAX},
+    {"SC_OPEN_MAX",     _SC_OPEN_MAX},
 #endif
 #ifdef _SC_PAGESIZE
-    {"SC_PAGESIZE",	_SC_PAGESIZE},
+    {"SC_PAGESIZE",     _SC_PAGESIZE},
 #endif
 #ifdef _SC_PAGE_SIZE
-    {"SC_PAGE_SIZE",	_SC_PAGE_SIZE},
+    {"SC_PAGE_SIZE",    _SC_PAGE_SIZE},
 #endif
 #ifdef _SC_PASS_MAX
-    {"SC_PASS_MAX",	_SC_PASS_MAX},
+    {"SC_PASS_MAX",     _SC_PASS_MAX},
 #endif
 #ifdef _SC_PHYS_PAGES
-    {"SC_PHYS_PAGES",	_SC_PHYS_PAGES},
+    {"SC_PHYS_PAGES",   _SC_PHYS_PAGES},
 #endif
 #ifdef _SC_PII
-    {"SC_PII",	_SC_PII},
+    {"SC_PII",  _SC_PII},
 #endif
 #ifdef _SC_PII_INTERNET
-    {"SC_PII_INTERNET",	_SC_PII_INTERNET},
+    {"SC_PII_INTERNET", _SC_PII_INTERNET},
 #endif
 #ifdef _SC_PII_INTERNET_DGRAM
-    {"SC_PII_INTERNET_DGRAM",	_SC_PII_INTERNET_DGRAM},
+    {"SC_PII_INTERNET_DGRAM",   _SC_PII_INTERNET_DGRAM},
 #endif
 #ifdef _SC_PII_INTERNET_STREAM
-    {"SC_PII_INTERNET_STREAM",	_SC_PII_INTERNET_STREAM},
+    {"SC_PII_INTERNET_STREAM",  _SC_PII_INTERNET_STREAM},
 #endif
 #ifdef _SC_PII_OSI
-    {"SC_PII_OSI",	_SC_PII_OSI},
+    {"SC_PII_OSI",      _SC_PII_OSI},
 #endif
 #ifdef _SC_PII_OSI_CLTS
-    {"SC_PII_OSI_CLTS",	_SC_PII_OSI_CLTS},
+    {"SC_PII_OSI_CLTS", _SC_PII_OSI_CLTS},
 #endif
 #ifdef _SC_PII_OSI_COTS
-    {"SC_PII_OSI_COTS",	_SC_PII_OSI_COTS},
+    {"SC_PII_OSI_COTS", _SC_PII_OSI_COTS},
 #endif
 #ifdef _SC_PII_OSI_M
-    {"SC_PII_OSI_M",	_SC_PII_OSI_M},
+    {"SC_PII_OSI_M",    _SC_PII_OSI_M},
 #endif
 #ifdef _SC_PII_SOCKET
-    {"SC_PII_SOCKET",	_SC_PII_SOCKET},
+    {"SC_PII_SOCKET",   _SC_PII_SOCKET},
 #endif
 #ifdef _SC_PII_XTI
-    {"SC_PII_XTI",	_SC_PII_XTI},
+    {"SC_PII_XTI",      _SC_PII_XTI},
 #endif
 #ifdef _SC_POLL
-    {"SC_POLL",	_SC_POLL},
+    {"SC_POLL", _SC_POLL},
 #endif
 #ifdef _SC_PRIORITIZED_IO
-    {"SC_PRIORITIZED_IO",	_SC_PRIORITIZED_IO},
+    {"SC_PRIORITIZED_IO",       _SC_PRIORITIZED_IO},
 #endif
 #ifdef _SC_PRIORITY_SCHEDULING
-    {"SC_PRIORITY_SCHEDULING",	_SC_PRIORITY_SCHEDULING},
+    {"SC_PRIORITY_SCHEDULING",  _SC_PRIORITY_SCHEDULING},
 #endif
 #ifdef _SC_REALTIME_SIGNALS
-    {"SC_REALTIME_SIGNALS",	_SC_REALTIME_SIGNALS},
+    {"SC_REALTIME_SIGNALS",     _SC_REALTIME_SIGNALS},
 #endif
 #ifdef _SC_RE_DUP_MAX
-    {"SC_RE_DUP_MAX",	_SC_RE_DUP_MAX},
+    {"SC_RE_DUP_MAX",   _SC_RE_DUP_MAX},
 #endif
 #ifdef _SC_RTSIG_MAX
-    {"SC_RTSIG_MAX",	_SC_RTSIG_MAX},
+    {"SC_RTSIG_MAX",    _SC_RTSIG_MAX},
 #endif
 #ifdef _SC_SAVED_IDS
-    {"SC_SAVED_IDS",	_SC_SAVED_IDS},
+    {"SC_SAVED_IDS",    _SC_SAVED_IDS},
 #endif
 #ifdef _SC_SCHAR_MAX
-    {"SC_SCHAR_MAX",	_SC_SCHAR_MAX},
+    {"SC_SCHAR_MAX",    _SC_SCHAR_MAX},
 #endif
 #ifdef _SC_SCHAR_MIN
-    {"SC_SCHAR_MIN",	_SC_SCHAR_MIN},
+    {"SC_SCHAR_MIN",    _SC_SCHAR_MIN},
 #endif
 #ifdef _SC_SELECT
-    {"SC_SELECT",	_SC_SELECT},
+    {"SC_SELECT",       _SC_SELECT},
 #endif
 #ifdef _SC_SEMAPHORES
-    {"SC_SEMAPHORES",	_SC_SEMAPHORES},
+    {"SC_SEMAPHORES",   _SC_SEMAPHORES},
 #endif
 #ifdef _SC_SEM_NSEMS_MAX
-    {"SC_SEM_NSEMS_MAX",	_SC_SEM_NSEMS_MAX},
+    {"SC_SEM_NSEMS_MAX",        _SC_SEM_NSEMS_MAX},
 #endif
 #ifdef _SC_SEM_VALUE_MAX
-    {"SC_SEM_VALUE_MAX",	_SC_SEM_VALUE_MAX},
+    {"SC_SEM_VALUE_MAX",        _SC_SEM_VALUE_MAX},
 #endif
 #ifdef _SC_SHARED_MEMORY_OBJECTS
-    {"SC_SHARED_MEMORY_OBJECTS",	_SC_SHARED_MEMORY_OBJECTS},
+    {"SC_SHARED_MEMORY_OBJECTS",        _SC_SHARED_MEMORY_OBJECTS},
 #endif
 #ifdef _SC_SHRT_MAX
-    {"SC_SHRT_MAX",	_SC_SHRT_MAX},
+    {"SC_SHRT_MAX",     _SC_SHRT_MAX},
 #endif
 #ifdef _SC_SHRT_MIN
-    {"SC_SHRT_MIN",	_SC_SHRT_MIN},
+    {"SC_SHRT_MIN",     _SC_SHRT_MIN},
 #endif
 #ifdef _SC_SIGQUEUE_MAX
-    {"SC_SIGQUEUE_MAX",	_SC_SIGQUEUE_MAX},
+    {"SC_SIGQUEUE_MAX", _SC_SIGQUEUE_MAX},
 #endif
 #ifdef _SC_SIGRT_MAX
-    {"SC_SIGRT_MAX",	_SC_SIGRT_MAX},
+    {"SC_SIGRT_MAX",    _SC_SIGRT_MAX},
 #endif
 #ifdef _SC_SIGRT_MIN
-    {"SC_SIGRT_MIN",	_SC_SIGRT_MIN},
+    {"SC_SIGRT_MIN",    _SC_SIGRT_MIN},
 #endif
 #ifdef _SC_SOFTPOWER
-    {"SC_SOFTPOWER",	_SC_SOFTPOWER},
+    {"SC_SOFTPOWER",    _SC_SOFTPOWER},
 #endif
 #ifdef _SC_SPLIT_CACHE
-    {"SC_SPLIT_CACHE",	_SC_SPLIT_CACHE},
+    {"SC_SPLIT_CACHE",  _SC_SPLIT_CACHE},
 #endif
 #ifdef _SC_SSIZE_MAX
-    {"SC_SSIZE_MAX",	_SC_SSIZE_MAX},
+    {"SC_SSIZE_MAX",    _SC_SSIZE_MAX},
 #endif
 #ifdef _SC_STACK_PROT
-    {"SC_STACK_PROT",	_SC_STACK_PROT},
+    {"SC_STACK_PROT",   _SC_STACK_PROT},
 #endif
 #ifdef _SC_STREAM_MAX
-    {"SC_STREAM_MAX",	_SC_STREAM_MAX},
+    {"SC_STREAM_MAX",   _SC_STREAM_MAX},
 #endif
 #ifdef _SC_SYNCHRONIZED_IO
-    {"SC_SYNCHRONIZED_IO",	_SC_SYNCHRONIZED_IO},
+    {"SC_SYNCHRONIZED_IO",      _SC_SYNCHRONIZED_IO},
 #endif
 #ifdef _SC_THREADS
-    {"SC_THREADS",	_SC_THREADS},
+    {"SC_THREADS",      _SC_THREADS},
 #endif
 #ifdef _SC_THREAD_ATTR_STACKADDR
-    {"SC_THREAD_ATTR_STACKADDR",	_SC_THREAD_ATTR_STACKADDR},
+    {"SC_THREAD_ATTR_STACKADDR",        _SC_THREAD_ATTR_STACKADDR},
 #endif
 #ifdef _SC_THREAD_ATTR_STACKSIZE
-    {"SC_THREAD_ATTR_STACKSIZE",	_SC_THREAD_ATTR_STACKSIZE},
+    {"SC_THREAD_ATTR_STACKSIZE",        _SC_THREAD_ATTR_STACKSIZE},
 #endif
 #ifdef _SC_THREAD_DESTRUCTOR_ITERATIONS
-    {"SC_THREAD_DESTRUCTOR_ITERATIONS",	_SC_THREAD_DESTRUCTOR_ITERATIONS},
+    {"SC_THREAD_DESTRUCTOR_ITERATIONS", _SC_THREAD_DESTRUCTOR_ITERATIONS},
 #endif
 #ifdef _SC_THREAD_KEYS_MAX
-    {"SC_THREAD_KEYS_MAX",	_SC_THREAD_KEYS_MAX},
+    {"SC_THREAD_KEYS_MAX",      _SC_THREAD_KEYS_MAX},
 #endif
 #ifdef _SC_THREAD_PRIORITY_SCHEDULING
-    {"SC_THREAD_PRIORITY_SCHEDULING",	_SC_THREAD_PRIORITY_SCHEDULING},
+    {"SC_THREAD_PRIORITY_SCHEDULING",   _SC_THREAD_PRIORITY_SCHEDULING},
 #endif
 #ifdef _SC_THREAD_PRIO_INHERIT
-    {"SC_THREAD_PRIO_INHERIT",	_SC_THREAD_PRIO_INHERIT},
+    {"SC_THREAD_PRIO_INHERIT",  _SC_THREAD_PRIO_INHERIT},
 #endif
 #ifdef _SC_THREAD_PRIO_PROTECT
-    {"SC_THREAD_PRIO_PROTECT",	_SC_THREAD_PRIO_PROTECT},
+    {"SC_THREAD_PRIO_PROTECT",  _SC_THREAD_PRIO_PROTECT},
 #endif
 #ifdef _SC_THREAD_PROCESS_SHARED
-    {"SC_THREAD_PROCESS_SHARED",	_SC_THREAD_PROCESS_SHARED},
+    {"SC_THREAD_PROCESS_SHARED",        _SC_THREAD_PROCESS_SHARED},
 #endif
 #ifdef _SC_THREAD_SAFE_FUNCTIONS
-    {"SC_THREAD_SAFE_FUNCTIONS",	_SC_THREAD_SAFE_FUNCTIONS},
+    {"SC_THREAD_SAFE_FUNCTIONS",        _SC_THREAD_SAFE_FUNCTIONS},
 #endif
 #ifdef _SC_THREAD_STACK_MIN
-    {"SC_THREAD_STACK_MIN",	_SC_THREAD_STACK_MIN},
+    {"SC_THREAD_STACK_MIN",     _SC_THREAD_STACK_MIN},
 #endif
 #ifdef _SC_THREAD_THREADS_MAX
-    {"SC_THREAD_THREADS_MAX",	_SC_THREAD_THREADS_MAX},
+    {"SC_THREAD_THREADS_MAX",   _SC_THREAD_THREADS_MAX},
 #endif
 #ifdef _SC_TIMERS
-    {"SC_TIMERS",	_SC_TIMERS},
+    {"SC_TIMERS",       _SC_TIMERS},
 #endif
 #ifdef _SC_TIMER_MAX
-    {"SC_TIMER_MAX",	_SC_TIMER_MAX},
+    {"SC_TIMER_MAX",    _SC_TIMER_MAX},
 #endif
 #ifdef _SC_TTY_NAME_MAX
-    {"SC_TTY_NAME_MAX",	_SC_TTY_NAME_MAX},
+    {"SC_TTY_NAME_MAX", _SC_TTY_NAME_MAX},
 #endif
 #ifdef _SC_TZNAME_MAX
-    {"SC_TZNAME_MAX",	_SC_TZNAME_MAX},
+    {"SC_TZNAME_MAX",   _SC_TZNAME_MAX},
 #endif
 #ifdef _SC_T_IOV_MAX
-    {"SC_T_IOV_MAX",	_SC_T_IOV_MAX},
+    {"SC_T_IOV_MAX",    _SC_T_IOV_MAX},
 #endif
 #ifdef _SC_UCHAR_MAX
-    {"SC_UCHAR_MAX",	_SC_UCHAR_MAX},
+    {"SC_UCHAR_MAX",    _SC_UCHAR_MAX},
 #endif
 #ifdef _SC_UINT_MAX
-    {"SC_UINT_MAX",	_SC_UINT_MAX},
+    {"SC_UINT_MAX",     _SC_UINT_MAX},
 #endif
 #ifdef _SC_UIO_MAXIOV
-    {"SC_UIO_MAXIOV",	_SC_UIO_MAXIOV},
+    {"SC_UIO_MAXIOV",   _SC_UIO_MAXIOV},
 #endif
 #ifdef _SC_ULONG_MAX
-    {"SC_ULONG_MAX",	_SC_ULONG_MAX},
+    {"SC_ULONG_MAX",    _SC_ULONG_MAX},
 #endif
 #ifdef _SC_USHRT_MAX
-    {"SC_USHRT_MAX",	_SC_USHRT_MAX},
+    {"SC_USHRT_MAX",    _SC_USHRT_MAX},
 #endif
 #ifdef _SC_VERSION
-    {"SC_VERSION",	_SC_VERSION},
+    {"SC_VERSION",      _SC_VERSION},
 #endif
 #ifdef _SC_WORD_BIT
-    {"SC_WORD_BIT",	_SC_WORD_BIT},
+    {"SC_WORD_BIT",     _SC_WORD_BIT},
 #endif
 #ifdef _SC_XBS5_ILP32_OFF32
-    {"SC_XBS5_ILP32_OFF32",	_SC_XBS5_ILP32_OFF32},
+    {"SC_XBS5_ILP32_OFF32",     _SC_XBS5_ILP32_OFF32},
 #endif
 #ifdef _SC_XBS5_ILP32_OFFBIG
-    {"SC_XBS5_ILP32_OFFBIG",	_SC_XBS5_ILP32_OFFBIG},
+    {"SC_XBS5_ILP32_OFFBIG",    _SC_XBS5_ILP32_OFFBIG},
 #endif
 #ifdef _SC_XBS5_LP64_OFF64
-    {"SC_XBS5_LP64_OFF64",	_SC_XBS5_LP64_OFF64},
+    {"SC_XBS5_LP64_OFF64",      _SC_XBS5_LP64_OFF64},
 #endif
 #ifdef _SC_XBS5_LPBIG_OFFBIG
-    {"SC_XBS5_LPBIG_OFFBIG",	_SC_XBS5_LPBIG_OFFBIG},
+    {"SC_XBS5_LPBIG_OFFBIG",    _SC_XBS5_LPBIG_OFFBIG},
 #endif
 #ifdef _SC_XOPEN_CRYPT
-    {"SC_XOPEN_CRYPT",	_SC_XOPEN_CRYPT},
+    {"SC_XOPEN_CRYPT",  _SC_XOPEN_CRYPT},
 #endif
 #ifdef _SC_XOPEN_ENH_I18N
-    {"SC_XOPEN_ENH_I18N",	_SC_XOPEN_ENH_I18N},
+    {"SC_XOPEN_ENH_I18N",       _SC_XOPEN_ENH_I18N},
 #endif
 #ifdef _SC_XOPEN_LEGACY
-    {"SC_XOPEN_LEGACY",	_SC_XOPEN_LEGACY},
+    {"SC_XOPEN_LEGACY", _SC_XOPEN_LEGACY},
 #endif
 #ifdef _SC_XOPEN_REALTIME
-    {"SC_XOPEN_REALTIME",	_SC_XOPEN_REALTIME},
+    {"SC_XOPEN_REALTIME",       _SC_XOPEN_REALTIME},
 #endif
 #ifdef _SC_XOPEN_REALTIME_THREADS
-    {"SC_XOPEN_REALTIME_THREADS",	_SC_XOPEN_REALTIME_THREADS},
+    {"SC_XOPEN_REALTIME_THREADS",       _SC_XOPEN_REALTIME_THREADS},
 #endif
 #ifdef _SC_XOPEN_SHM
-    {"SC_XOPEN_SHM",	_SC_XOPEN_SHM},
+    {"SC_XOPEN_SHM",    _SC_XOPEN_SHM},
 #endif
 #ifdef _SC_XOPEN_UNIX
-    {"SC_XOPEN_UNIX",	_SC_XOPEN_UNIX},
+    {"SC_XOPEN_UNIX",   _SC_XOPEN_UNIX},
 #endif
 #ifdef _SC_XOPEN_VERSION
-    {"SC_XOPEN_VERSION",	_SC_XOPEN_VERSION},
+    {"SC_XOPEN_VERSION",        _SC_XOPEN_VERSION},
 #endif
 #ifdef _SC_XOPEN_XCU_VERSION
-    {"SC_XOPEN_XCU_VERSION",	_SC_XOPEN_XCU_VERSION},
+    {"SC_XOPEN_XCU_VERSION",    _SC_XOPEN_XCU_VERSION},
 #endif
 #ifdef _SC_XOPEN_XPG2
-    {"SC_XOPEN_XPG2",	_SC_XOPEN_XPG2},
+    {"SC_XOPEN_XPG2",   _SC_XOPEN_XPG2},
 #endif
 #ifdef _SC_XOPEN_XPG3
-    {"SC_XOPEN_XPG3",	_SC_XOPEN_XPG3},
+    {"SC_XOPEN_XPG3",   _SC_XOPEN_XPG3},
 #endif
 #ifdef _SC_XOPEN_XPG4
-    {"SC_XOPEN_XPG4",	_SC_XOPEN_XPG4},
+    {"SC_XOPEN_XPG4",   _SC_XOPEN_XPG4},
 #endif
 };
 
@@ -6617,16 +6618,16 @@ static int
 cmp_constdefs(const void *v1,  const void *v2)
 {
     const struct constdef *c1 =
-        (const struct constdef *) v1;
+    (const struct constdef *) v1;
     const struct constdef *c2 =
-        (const struct constdef *) v2;
+    (const struct constdef *) v2;
 
     return strcmp(c1->name, c2->name);
 }
 
 static int
 setup_confname_table(struct constdef *table, size_t tablesize,
-		     char *tablename, PyObject *module)
+                     char *tablename, PyObject *module)
 {
     PyObject *d = NULL;
     size_t i;
@@ -6634,16 +6635,16 @@ setup_confname_table(struct constdef *table, size_t tablesize,
     qsort(table, tablesize, sizeof(struct constdef), cmp_constdefs);
     d = PyDict_New();
     if (d == NULL)
-	    return -1;
+        return -1;
 
     for (i=0; i < tablesize; ++i) {
-            PyObject *o = PyLong_FromLong(table[i].value);
-            if (o == NULL || PyDict_SetItemString(d, table[i].name, o) == -1) {
-		    Py_XDECREF(o);
-		    Py_DECREF(d);
-		    return -1;
-            }
-	    Py_DECREF(o);
+        PyObject *o = PyLong_FromLong(table[i].value);
+        if (o == NULL || PyDict_SetItemString(d, table[i].name, o) == -1) {
+            Py_XDECREF(o);
+            Py_DECREF(d);
+            return -1;
+        }
+        Py_DECREF(o);
     }
     return PyModule_AddObject(module, tablename, d);
 }
@@ -6657,21 +6658,21 @@ setup_confname_tables(PyObject *module)
                              sizeof(posix_constants_pathconf)
                                / sizeof(struct constdef),
                              "pathconf_names", module))
-        return -1;
+    return -1;
 #endif
 #ifdef HAVE_CONFSTR
     if (setup_confname_table(posix_constants_confstr,
                              sizeof(posix_constants_confstr)
                                / sizeof(struct constdef),
                              "confstr_names", module))
-        return -1;
+    return -1;
 #endif
 #ifdef HAVE_SYSCONF
     if (setup_confname_table(posix_constants_sysconf,
                              sizeof(posix_constants_sysconf)
                                / sizeof(struct constdef),
                              "sysconf_names", module))
-        return -1;
+    return -1;
 #endif
     return 0;
 }
@@ -6714,61 +6715,61 @@ the underlying Win32 ShellExecute function doesn't work if it is.");
 static PyObject *
 win32_startfile(PyObject *self, PyObject *args)
 {
-	PyObject *ofilepath;
-	char *filepath;
-	char *operation = NULL;
-	HINSTANCE rc;
-
-	PyObject *unipath, *woperation = NULL;
-	if (!PyArg_ParseTuple(args, "U|s:startfile",
-			      &unipath, &operation)) {
-		PyErr_Clear();
-		goto normal;
-	}
-
-	if (operation) {
-		woperation = PyUnicode_DecodeASCII(operation, 
-						   strlen(operation), NULL);
-		if (!woperation) {
-			PyErr_Clear();
-			operation = NULL;
-			goto normal;
-		}
-	}
-		
-	Py_BEGIN_ALLOW_THREADS
-	rc = ShellExecuteW((HWND)0, woperation ? PyUnicode_AS_UNICODE(woperation) : 0,
-		PyUnicode_AS_UNICODE(unipath),
-		NULL, NULL, SW_SHOWNORMAL);
-	Py_END_ALLOW_THREADS
-
-	Py_XDECREF(woperation);
-	if (rc <= (HINSTANCE)32) {
-		PyObject *errval = win32_error_unicode("startfile",
-					PyUnicode_AS_UNICODE(unipath));
-		return errval;
-	}
-	Py_INCREF(Py_None);
-	return Py_None;
+    PyObject *ofilepath;
+    char *filepath;
+    char *operation = NULL;
+    HINSTANCE rc;
+
+    PyObject *unipath, *woperation = NULL;
+    if (!PyArg_ParseTuple(args, "U|s:startfile",
+                          &unipath, &operation)) {
+        PyErr_Clear();
+        goto normal;
+    }
+
+    if (operation) {
+        woperation = PyUnicode_DecodeASCII(operation,
+                                           strlen(operation), NULL);
+        if (!woperation) {
+            PyErr_Clear();
+            operation = NULL;
+            goto normal;
+        }
+    }
+
+    Py_BEGIN_ALLOW_THREADS
+    rc = ShellExecuteW((HWND)0, woperation ? PyUnicode_AS_UNICODE(woperation) : 0,
+        PyUnicode_AS_UNICODE(unipath),
+        NULL, NULL, SW_SHOWNORMAL);
+    Py_END_ALLOW_THREADS
+
+    Py_XDECREF(woperation);
+    if (rc <= (HINSTANCE)32) {
+        PyObject *errval = win32_error_unicode("startfile",
+                                               PyUnicode_AS_UNICODE(unipath));
+        return errval;
+    }
+    Py_INCREF(Py_None);
+    return Py_None;
 
 normal:
-	if (!PyArg_ParseTuple(args, "O&|s:startfile", 
-			      PyUnicode_FSConverter, &ofilepath, 
-			      &operation))
-		return NULL;
-	filepath = PyBytes_AsString(ofilepath);
-	Py_BEGIN_ALLOW_THREADS
-	rc = ShellExecute((HWND)0, operation, filepath, 
-			  NULL, NULL, SW_SHOWNORMAL);
-	Py_END_ALLOW_THREADS
-	if (rc <= (HINSTANCE)32) {
-		PyObject *errval = win32_error("startfile", filepath);
-		Py_DECREF(ofilepath);
-		return errval;
-	}
-	Py_DECREF(ofilepath);
-	Py_INCREF(Py_None);
-	return Py_None;
+    if (!PyArg_ParseTuple(args, "O&|s:startfile",
+                          PyUnicode_FSConverter, &ofilepath,
+                          &operation))
+        return NULL;
+    filepath = PyBytes_AsString(ofilepath);
+    Py_BEGIN_ALLOW_THREADS
+    rc = ShellExecute((HWND)0, operation, filepath,
+                      NULL, NULL, SW_SHOWNORMAL);
+    Py_END_ALLOW_THREADS
+    if (rc <= (HINSTANCE)32) {
+        PyObject *errval = win32_error("startfile", filepath);
+        Py_DECREF(ofilepath);
+        return errval;
+    }
+    Py_DECREF(ofilepath);
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 #endif
 
@@ -6784,10 +6785,10 @@ posix_getloadavg(PyObject *self, PyObject *noargs)
 {
     double loadavg[3];
     if (getloadavg(loadavg, 3)!=3) {
-        PyErr_SetString(PyExc_OSError, "Load averages are unobtainable");
-        return NULL;
+    PyErr_SetString(PyExc_OSError, "Load averages are unobtainable");
+    return NULL;
     } else
-        return Py_BuildValue("ddd", loadavg[0], loadavg[1], loadavg[2]);
+    return Py_BuildValue("ddd", loadavg[0], loadavg[1], loadavg[2]);
 }
 #endif
 
@@ -6811,59 +6812,59 @@ static HCRYPTPROV hCryptProv = 0;
 static PyObject*
 win32_urandom(PyObject *self, PyObject *args)
 {
-	int howMany;
-	PyObject* result;
-
-	/* Read arguments */
-	if (! PyArg_ParseTuple(args, "i:urandom", &howMany))
-		return NULL;
-	if (howMany < 0)
-		return PyErr_Format(PyExc_ValueError,
-				    "negative argument not allowed");
-
-	if (hCryptProv == 0) {
-		HINSTANCE hAdvAPI32 = NULL;
-		CRYPTACQUIRECONTEXTA pCryptAcquireContext = NULL;
-
-		/* Obtain handle to the DLL containing CryptoAPI
-		   This should not fail	*/
-		hAdvAPI32 = GetModuleHandle("advapi32.dll");
-		if(hAdvAPI32 == NULL)
-			return win32_error("GetModuleHandle", NULL);
-
-		/* Obtain pointers to the CryptoAPI functions
-		   This will fail on some early versions of Win95 */
-		pCryptAcquireContext = (CRYPTACQUIRECONTEXTA)GetProcAddress(
-						hAdvAPI32,
-						"CryptAcquireContextA");
-		if (pCryptAcquireContext == NULL)
-			return PyErr_Format(PyExc_NotImplementedError,
-					    "CryptAcquireContextA not found");
-
-		pCryptGenRandom = (CRYPTGENRANDOM)GetProcAddress(
-						hAdvAPI32, "CryptGenRandom");
-		if (pCryptGenRandom == NULL)
-			return PyErr_Format(PyExc_NotImplementedError,
-					    "CryptGenRandom not found");
-
-		/* Acquire context */
-		if (! pCryptAcquireContext(&hCryptProv, NULL, NULL,
-					   PROV_RSA_FULL, CRYPT_VERIFYCONTEXT))
-			return win32_error("CryptAcquireContext", NULL);
-	}
-
-	/* Allocate bytes */
-	result = PyBytes_FromStringAndSize(NULL, howMany);
-	if (result != NULL) {
-		/* Get random data */
-		memset(PyBytes_AS_STRING(result), 0, howMany); /* zero seed */
-		if (! pCryptGenRandom(hCryptProv, howMany, (unsigned char*)
-				      PyBytes_AS_STRING(result))) {
-			Py_DECREF(result);
-			return win32_error("CryptGenRandom", NULL);
-		}
-	}
-	return result;
+    int howMany;
+    PyObject* result;
+
+    /* Read arguments */
+    if (! PyArg_ParseTuple(args, "i:urandom", &howMany))
+        return NULL;
+    if (howMany < 0)
+        return PyErr_Format(PyExc_ValueError,
+                            "negative argument not allowed");
+
+    if (hCryptProv == 0) {
+        HINSTANCE hAdvAPI32 = NULL;
+        CRYPTACQUIRECONTEXTA pCryptAcquireContext = NULL;
+
+        /* Obtain handle to the DLL containing CryptoAPI
+           This should not fail         */
+        hAdvAPI32 = GetModuleHandle("advapi32.dll");
+        if(hAdvAPI32 == NULL)
+            return win32_error("GetModuleHandle", NULL);
+
+        /* Obtain pointers to the CryptoAPI functions
+           This will fail on some early versions of Win95 */
+        pCryptAcquireContext = (CRYPTACQUIRECONTEXTA)GetProcAddress(
+                                        hAdvAPI32,
+                                        "CryptAcquireContextA");
+        if (pCryptAcquireContext == NULL)
+            return PyErr_Format(PyExc_NotImplementedError,
+                                "CryptAcquireContextA not found");
+
+        pCryptGenRandom = (CRYPTGENRANDOM)GetProcAddress(
+                                        hAdvAPI32, "CryptGenRandom");
+        if (pCryptGenRandom == NULL)
+            return PyErr_Format(PyExc_NotImplementedError,
+                                "CryptGenRandom not found");
+
+        /* Acquire context */
+        if (! pCryptAcquireContext(&hCryptProv, NULL, NULL,
+                                   PROV_RSA_FULL, CRYPT_VERIFYCONTEXT))
+            return win32_error("CryptAcquireContext", NULL);
+    }
+
+    /* Allocate bytes */
+    result = PyBytes_FromStringAndSize(NULL, howMany);
+    if (result != NULL) {
+        /* Get random data */
+        memset(PyBytes_AS_STRING(result), 0, howMany); /* zero seed */
+        if (! pCryptGenRandom(hCryptProv, howMany, (unsigned char*)
+                              PyBytes_AS_STRING(result))) {
+            Py_DECREF(result);
+            return win32_error("CryptGenRandom", NULL);
+        }
+    }
+    return result;
 }
 #endif
 
@@ -6875,33 +6876,33 @@ if the output is a terminal; else return None.");
 static PyObject *
 device_encoding(PyObject *self, PyObject *args)
 {
-	int fd;
-	if (!PyArg_ParseTuple(args, "i:device_encoding", &fd))
-		return NULL;
-	if (!_PyVerify_fd(fd) || !isatty(fd)) {
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
+    int fd;
+    if (!PyArg_ParseTuple(args, "i:device_encoding", &fd))
+        return NULL;
+    if (!_PyVerify_fd(fd) || !isatty(fd)) {
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
 #if defined(MS_WINDOWS) || defined(MS_WIN64)
-	if (fd == 0) {
-		char buf[100];
-		sprintf(buf, "cp%d", GetConsoleCP());
-		return PyUnicode_FromString(buf);
-	}
-	if (fd == 1 || fd == 2) {
-		char buf[100];
-		sprintf(buf, "cp%d", GetConsoleOutputCP());
-		return PyUnicode_FromString(buf);
-	}
+    if (fd == 0) {
+        char buf[100];
+        sprintf(buf, "cp%d", GetConsoleCP());
+        return PyUnicode_FromString(buf);
+    }
+    if (fd == 1 || fd == 2) {
+        char buf[100];
+        sprintf(buf, "cp%d", GetConsoleOutputCP());
+        return PyUnicode_FromString(buf);
+    }
 #elif defined(CODESET)
-	{
-		char *codeset = nl_langinfo(CODESET);
-		if (codeset != NULL && codeset[0] != 0)
-			return PyUnicode_FromString(codeset);
-	}
+    {
+        char *codeset = nl_langinfo(CODESET);
+        if (codeset != NULL && codeset[0] != 0)
+            return PyUnicode_FromString(codeset);
+    }
 #endif
-	Py_INCREF(Py_None);
-	return Py_None;
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 #ifdef __VMS
@@ -6914,29 +6915,29 @@ Return n random bytes suitable for cryptographic use.");
 static PyObject*
 vms_urandom(PyObject *self, PyObject *args)
 {
-	int howMany;
-	PyObject* result;
-
-	/* Read arguments */
-	if (! PyArg_ParseTuple(args, "i:urandom", &howMany))
-		return NULL;
-	if (howMany < 0)
-		return PyErr_Format(PyExc_ValueError,
-				    "negative argument not allowed");
+    int howMany;
+    PyObject* result;
 
-	/* Allocate bytes */
-	result = PyBytes_FromStringAndSize(NULL, howMany);
-	if (result != NULL) {
-		/* Get random data */
-		if (RAND_pseudo_bytes((unsigned char*)
-				      PyBytes_AS_STRING(result),
-				      howMany) < 0) {
-			Py_DECREF(result);
-			return PyErr_Format(PyExc_ValueError,
-					    "RAND_pseudo_bytes");
-		}
-	}
-	return result;
+    /* Read arguments */
+    if (! PyArg_ParseTuple(args, "i:urandom", &howMany))
+        return NULL;
+    if (howMany < 0)
+        return PyErr_Format(PyExc_ValueError,
+                            "negative argument not allowed");
+
+    /* Allocate bytes */
+    result = PyBytes_FromStringAndSize(NULL, howMany);
+    if (result != NULL) {
+        /* Get random data */
+        if (RAND_pseudo_bytes((unsigned char*)
+                              PyBytes_AS_STRING(result),
+                              howMany) < 0) {
+            Py_DECREF(result);
+            return PyErr_Format(PyExc_ValueError,
+                                "RAND_pseudo_bytes");
+        }
+    }
+    return result;
 }
 #endif
 
@@ -6948,13 +6949,13 @@ Set the current process's real, effective, and saved user ids.");
 static PyObject*
 posix_setresuid (PyObject *self, PyObject *args)
 {
-	/* We assume uid_t is no larger than a long. */
-	long ruid, euid, suid;
-	if (!PyArg_ParseTuple(args, "lll", &ruid, &euid, &suid))
-		return NULL;
-	if (setresuid(ruid, euid, suid) < 0)
-		return posix_error();
-	Py_RETURN_NONE;
+    /* We assume uid_t is no larger than a long. */
+    long ruid, euid, suid;
+    if (!PyArg_ParseTuple(args, "lll", &ruid, &euid, &suid))
+        return NULL;
+    if (setresuid(ruid, euid, suid) < 0)
+        return posix_error();
+    Py_RETURN_NONE;
 }
 #endif
 
@@ -6966,13 +6967,13 @@ Set the current process's real, effective, and saved group ids.");
 static PyObject*
 posix_setresgid (PyObject *self, PyObject *args)
 {
-	/* We assume uid_t is no larger than a long. */
-	long rgid, egid, sgid;
-	if (!PyArg_ParseTuple(args, "lll", &rgid, &egid, &sgid))
-		return NULL;
-	if (setresgid(rgid, egid, sgid) < 0)
-		return posix_error();
-	Py_RETURN_NONE;
+    /* We assume uid_t is no larger than a long. */
+    long rgid, egid, sgid;
+    if (!PyArg_ParseTuple(args, "lll", &rgid, &egid, &sgid))
+        return NULL;
+    if (setresgid(rgid, egid, sgid) < 0)
+        return posix_error();
+    Py_RETURN_NONE;
 }
 #endif
 
@@ -6984,15 +6985,15 @@ Get tuple of the current process's real, effective, and saved user ids.");
 static PyObject*
 posix_getresuid (PyObject *self, PyObject *noargs)
 {
-	uid_t ruid, euid, suid;
-	long l_ruid, l_euid, l_suid;
-	if (getresuid(&ruid, &euid, &suid) < 0)
-		return posix_error();
-	/* Force the values into long's as we don't know the size of uid_t. */
-	l_ruid = ruid;
-	l_euid = euid;
-	l_suid = suid;
-	return Py_BuildValue("(lll)", l_ruid, l_euid, l_suid);
+    uid_t ruid, euid, suid;
+    long l_ruid, l_euid, l_suid;
+    if (getresuid(&ruid, &euid, &suid) < 0)
+        return posix_error();
+    /* Force the values into long's as we don't know the size of uid_t. */
+    l_ruid = ruid;
+    l_euid = euid;
+    l_suid = suid;
+    return Py_BuildValue("(lll)", l_ruid, l_euid, l_suid);
 }
 #endif
 
@@ -7004,332 +7005,332 @@ Get tuple of the current process's real, effective, and saved user ids.");
 static PyObject*
 posix_getresgid (PyObject *self, PyObject *noargs)
 {
-	uid_t rgid, egid, sgid;
-	long l_rgid, l_egid, l_sgid;
-	if (getresgid(&rgid, &egid, &sgid) < 0)
-		return posix_error();
-	/* Force the values into long's as we don't know the size of uid_t. */
-	l_rgid = rgid;
-	l_egid = egid;
-	l_sgid = sgid;
-	return Py_BuildValue("(lll)", l_rgid, l_egid, l_sgid);
+    uid_t rgid, egid, sgid;
+    long l_rgid, l_egid, l_sgid;
+    if (getresgid(&rgid, &egid, &sgid) < 0)
+        return posix_error();
+    /* Force the values into long's as we don't know the size of uid_t. */
+    l_rgid = rgid;
+    l_egid = egid;
+    l_sgid = sgid;
+    return Py_BuildValue("(lll)", l_rgid, l_egid, l_sgid);
 }
 #endif
 
 static PyMethodDef posix_methods[] = {
-	{"access",	posix_access, METH_VARARGS, posix_access__doc__},
+    {"access",          posix_access, METH_VARARGS, posix_access__doc__},
 #ifdef HAVE_TTYNAME
-	{"ttyname",	posix_ttyname, METH_VARARGS, posix_ttyname__doc__},
+    {"ttyname",         posix_ttyname, METH_VARARGS, posix_ttyname__doc__},
 #endif
-	{"chdir",	posix_chdir, METH_VARARGS, posix_chdir__doc__},
+    {"chdir",           posix_chdir, METH_VARARGS, posix_chdir__doc__},
 #ifdef HAVE_CHFLAGS
-	{"chflags",	posix_chflags, METH_VARARGS, posix_chflags__doc__},
+    {"chflags",         posix_chflags, METH_VARARGS, posix_chflags__doc__},
 #endif /* HAVE_CHFLAGS */
-	{"chmod",	posix_chmod, METH_VARARGS, posix_chmod__doc__},
+    {"chmod",           posix_chmod, METH_VARARGS, posix_chmod__doc__},
 #ifdef HAVE_FCHMOD
-	{"fchmod",	posix_fchmod, METH_VARARGS, posix_fchmod__doc__},
+    {"fchmod",          posix_fchmod, METH_VARARGS, posix_fchmod__doc__},
 #endif /* HAVE_FCHMOD */
 #ifdef HAVE_CHOWN
-	{"chown",	posix_chown, METH_VARARGS, posix_chown__doc__},
+    {"chown",           posix_chown, METH_VARARGS, posix_chown__doc__},
 #endif /* HAVE_CHOWN */
 #ifdef HAVE_LCHMOD
-	{"lchmod",	posix_lchmod, METH_VARARGS, posix_lchmod__doc__},
+    {"lchmod",          posix_lchmod, METH_VARARGS, posix_lchmod__doc__},
 #endif /* HAVE_LCHMOD */
 #ifdef HAVE_FCHOWN
-	{"fchown",	posix_fchown, METH_VARARGS, posix_fchown__doc__},
+    {"fchown",          posix_fchown, METH_VARARGS, posix_fchown__doc__},
 #endif /* HAVE_FCHOWN */
 #ifdef HAVE_LCHFLAGS
-	{"lchflags",	posix_lchflags, METH_VARARGS, posix_lchflags__doc__},
+    {"lchflags",        posix_lchflags, METH_VARARGS, posix_lchflags__doc__},
 #endif /* HAVE_LCHFLAGS */
 #ifdef HAVE_LCHOWN
-	{"lchown",	posix_lchown, METH_VARARGS, posix_lchown__doc__},
+    {"lchown",          posix_lchown, METH_VARARGS, posix_lchown__doc__},
 #endif /* HAVE_LCHOWN */
 #ifdef HAVE_CHROOT
-	{"chroot",	posix_chroot, METH_VARARGS, posix_chroot__doc__},
+    {"chroot",          posix_chroot, METH_VARARGS, posix_chroot__doc__},
 #endif
 #ifdef HAVE_CTERMID
-	{"ctermid",	posix_ctermid, METH_NOARGS, posix_ctermid__doc__},
+    {"ctermid",         posix_ctermid, METH_NOARGS, posix_ctermid__doc__},
 #endif
 #ifdef HAVE_GETCWD
-	{"getcwd",	(PyCFunction)posix_getcwd_unicode,
-	METH_NOARGS, posix_getcwd__doc__},
-	{"getcwdb",	(PyCFunction)posix_getcwd_bytes,
-	METH_NOARGS, posix_getcwdb__doc__},
+    {"getcwd",          (PyCFunction)posix_getcwd_unicode,
+    METH_NOARGS, posix_getcwd__doc__},
+    {"getcwdb",         (PyCFunction)posix_getcwd_bytes,
+    METH_NOARGS, posix_getcwdb__doc__},
 #endif
 #ifdef HAVE_LINK
-	{"link",	posix_link, METH_VARARGS, posix_link__doc__},
+    {"link",            posix_link, METH_VARARGS, posix_link__doc__},
 #endif /* HAVE_LINK */
-	{"listdir",	posix_listdir, METH_VARARGS, posix_listdir__doc__},
-	{"lstat",	posix_lstat, METH_VARARGS, posix_lstat__doc__},
-	{"mkdir",	posix_mkdir, METH_VARARGS, posix_mkdir__doc__},
+    {"listdir",         posix_listdir, METH_VARARGS, posix_listdir__doc__},
+    {"lstat",           posix_lstat, METH_VARARGS, posix_lstat__doc__},
+    {"mkdir",           posix_mkdir, METH_VARARGS, posix_mkdir__doc__},
 #ifdef HAVE_NICE
-	{"nice",	posix_nice, METH_VARARGS, posix_nice__doc__},
+    {"nice",            posix_nice, METH_VARARGS, posix_nice__doc__},
 #endif /* HAVE_NICE */
 #ifdef HAVE_READLINK
-	{"readlink",	posix_readlink, METH_VARARGS, posix_readlink__doc__},
+    {"readlink",        posix_readlink, METH_VARARGS, posix_readlink__doc__},
 #endif /* HAVE_READLINK */
-	{"rename",	posix_rename, METH_VARARGS, posix_rename__doc__},
-	{"rmdir",	posix_rmdir, METH_VARARGS, posix_rmdir__doc__},
-	{"stat",	posix_stat, METH_VARARGS, posix_stat__doc__},
-	{"stat_float_times", stat_float_times, METH_VARARGS, stat_float_times__doc__},
+    {"rename",          posix_rename, METH_VARARGS, posix_rename__doc__},
+    {"rmdir",           posix_rmdir, METH_VARARGS, posix_rmdir__doc__},
+    {"stat",            posix_stat, METH_VARARGS, posix_stat__doc__},
+    {"stat_float_times", stat_float_times, METH_VARARGS, stat_float_times__doc__},
 #ifdef HAVE_SYMLINK
-	{"symlink",	posix_symlink, METH_VARARGS, posix_symlink__doc__},
+    {"symlink",         posix_symlink, METH_VARARGS, posix_symlink__doc__},
 #endif /* HAVE_SYMLINK */
 #ifdef HAVE_SYSTEM
-	{"system",	posix_system, METH_VARARGS, posix_system__doc__},
+    {"system",          posix_system, METH_VARARGS, posix_system__doc__},
 #endif
-	{"umask",	posix_umask, METH_VARARGS, posix_umask__doc__},
+    {"umask",           posix_umask, METH_VARARGS, posix_umask__doc__},
 #ifdef HAVE_UNAME
-	{"uname",	posix_uname, METH_NOARGS, posix_uname__doc__},
+    {"uname",           posix_uname, METH_NOARGS, posix_uname__doc__},
 #endif /* HAVE_UNAME */
-	{"unlink",	posix_unlink, METH_VARARGS, posix_unlink__doc__},
-	{"remove",	posix_unlink, METH_VARARGS, posix_remove__doc__},
-	{"utime",	posix_utime, METH_VARARGS, posix_utime__doc__},
+    {"unlink",          posix_unlink, METH_VARARGS, posix_unlink__doc__},
+    {"remove",          posix_unlink, METH_VARARGS, posix_remove__doc__},
+    {"utime",           posix_utime, METH_VARARGS, posix_utime__doc__},
 #ifdef HAVE_TIMES
-	{"times",	posix_times, METH_NOARGS, posix_times__doc__},
+    {"times",           posix_times, METH_NOARGS, posix_times__doc__},
 #endif /* HAVE_TIMES */
-	{"_exit",	posix__exit, METH_VARARGS, posix__exit__doc__},
+    {"_exit",           posix__exit, METH_VARARGS, posix__exit__doc__},
 #ifdef HAVE_EXECV
-	{"execv",	posix_execv, METH_VARARGS, posix_execv__doc__},
-	{"execve",	posix_execve, METH_VARARGS, posix_execve__doc__},
+    {"execv",           posix_execv, METH_VARARGS, posix_execv__doc__},
+    {"execve",          posix_execve, METH_VARARGS, posix_execve__doc__},
 #endif /* HAVE_EXECV */
 #ifdef HAVE_SPAWNV
-	{"spawnv",	posix_spawnv, METH_VARARGS, posix_spawnv__doc__},
-	{"spawnve",	posix_spawnve, METH_VARARGS, posix_spawnve__doc__},
+    {"spawnv",          posix_spawnv, METH_VARARGS, posix_spawnv__doc__},
+    {"spawnve",         posix_spawnve, METH_VARARGS, posix_spawnve__doc__},
 #if defined(PYOS_OS2)
-	{"spawnvp",	posix_spawnvp, METH_VARARGS, posix_spawnvp__doc__},
-	{"spawnvpe",	posix_spawnvpe, METH_VARARGS, posix_spawnvpe__doc__},
+    {"spawnvp",         posix_spawnvp, METH_VARARGS, posix_spawnvp__doc__},
+    {"spawnvpe",        posix_spawnvpe, METH_VARARGS, posix_spawnvpe__doc__},
 #endif /* PYOS_OS2 */
 #endif /* HAVE_SPAWNV */
 #ifdef HAVE_FORK1
-	{"fork1",       posix_fork1, METH_NOARGS, posix_fork1__doc__},
+    {"fork1",       posix_fork1, METH_NOARGS, posix_fork1__doc__},
 #endif /* HAVE_FORK1 */
 #ifdef HAVE_FORK
-	{"fork",	posix_fork, METH_NOARGS, posix_fork__doc__},
+    {"fork",            posix_fork, METH_NOARGS, posix_fork__doc__},
 #endif /* HAVE_FORK */
 #if defined(HAVE_OPENPTY) || defined(HAVE__GETPTY) || defined(HAVE_DEV_PTMX)
-	{"openpty",	posix_openpty, METH_NOARGS, posix_openpty__doc__},
+    {"openpty",         posix_openpty, METH_NOARGS, posix_openpty__doc__},
 #endif /* HAVE_OPENPTY || HAVE__GETPTY || HAVE_DEV_PTMX */
 #ifdef HAVE_FORKPTY
-	{"forkpty",	posix_forkpty, METH_NOARGS, posix_forkpty__doc__},
+    {"forkpty",         posix_forkpty, METH_NOARGS, posix_forkpty__doc__},
 #endif /* HAVE_FORKPTY */
 #ifdef HAVE_GETEGID
-	{"getegid",	posix_getegid, METH_NOARGS, posix_getegid__doc__},
+    {"getegid",         posix_getegid, METH_NOARGS, posix_getegid__doc__},
 #endif /* HAVE_GETEGID */
 #ifdef HAVE_GETEUID
-	{"geteuid",	posix_geteuid, METH_NOARGS, posix_geteuid__doc__},
+    {"geteuid",         posix_geteuid, METH_NOARGS, posix_geteuid__doc__},
 #endif /* HAVE_GETEUID */
 #ifdef HAVE_GETGID
-	{"getgid",	posix_getgid, METH_NOARGS, posix_getgid__doc__},
+    {"getgid",          posix_getgid, METH_NOARGS, posix_getgid__doc__},
 #endif /* HAVE_GETGID */
 #ifdef HAVE_GETGROUPS
-	{"getgroups",	posix_getgroups, METH_NOARGS, posix_getgroups__doc__},
+    {"getgroups",       posix_getgroups, METH_NOARGS, posix_getgroups__doc__},
 #endif
-	{"getpid",	posix_getpid, METH_NOARGS, posix_getpid__doc__},
+    {"getpid",          posix_getpid, METH_NOARGS, posix_getpid__doc__},
 #ifdef HAVE_GETPGRP
-	{"getpgrp",	posix_getpgrp, METH_NOARGS, posix_getpgrp__doc__},
+    {"getpgrp",         posix_getpgrp, METH_NOARGS, posix_getpgrp__doc__},
 #endif /* HAVE_GETPGRP */
 #ifdef HAVE_GETPPID
-	{"getppid",	posix_getppid, METH_NOARGS, posix_getppid__doc__},
+    {"getppid",         posix_getppid, METH_NOARGS, posix_getppid__doc__},
 #endif /* HAVE_GETPPID */
 #ifdef HAVE_GETUID
-	{"getuid",	posix_getuid, METH_NOARGS, posix_getuid__doc__},
+    {"getuid",          posix_getuid, METH_NOARGS, posix_getuid__doc__},
 #endif /* HAVE_GETUID */
 #ifdef HAVE_GETLOGIN
-	{"getlogin",	posix_getlogin, METH_NOARGS, posix_getlogin__doc__},
+    {"getlogin",        posix_getlogin, METH_NOARGS, posix_getlogin__doc__},
 #endif
 #ifdef HAVE_KILL
-	{"kill",	posix_kill, METH_VARARGS, posix_kill__doc__},
+    {"kill",            posix_kill, METH_VARARGS, posix_kill__doc__},
 #endif /* HAVE_KILL */
 #ifdef HAVE_KILLPG
-	{"killpg",	posix_killpg, METH_VARARGS, posix_killpg__doc__},
+    {"killpg",          posix_killpg, METH_VARARGS, posix_killpg__doc__},
 #endif /* HAVE_KILLPG */
 #ifdef HAVE_PLOCK
-	{"plock",	posix_plock, METH_VARARGS, posix_plock__doc__},
+    {"plock",           posix_plock, METH_VARARGS, posix_plock__doc__},
 #endif /* HAVE_PLOCK */
 #ifdef MS_WINDOWS
-	{"startfile",	win32_startfile, METH_VARARGS, win32_startfile__doc__},
-	{"kill",    win32_kill, METH_VARARGS, win32_kill__doc__},
+    {"startfile",       win32_startfile, METH_VARARGS, win32_startfile__doc__},
+    {"kill",    win32_kill, METH_VARARGS, win32_kill__doc__},
 #endif
 #ifdef HAVE_SETUID
-	{"setuid",	posix_setuid, METH_VARARGS, posix_setuid__doc__},
+    {"setuid",          posix_setuid, METH_VARARGS, posix_setuid__doc__},
 #endif /* HAVE_SETUID */
 #ifdef HAVE_SETEUID
-	{"seteuid",	posix_seteuid, METH_VARARGS, posix_seteuid__doc__},
+    {"seteuid",         posix_seteuid, METH_VARARGS, posix_seteuid__doc__},
 #endif /* HAVE_SETEUID */
 #ifdef HAVE_SETEGID
-	{"setegid",	posix_setegid, METH_VARARGS, posix_setegid__doc__},
+    {"setegid",         posix_setegid, METH_VARARGS, posix_setegid__doc__},
 #endif /* HAVE_SETEGID */
 #ifdef HAVE_SETREUID
-	{"setreuid",	posix_setreuid, METH_VARARGS, posix_setreuid__doc__},
+    {"setreuid",        posix_setreuid, METH_VARARGS, posix_setreuid__doc__},
 #endif /* HAVE_SETREUID */
 #ifdef HAVE_SETREGID
-	{"setregid",	posix_setregid,	METH_VARARGS, posix_setregid__doc__},
+    {"setregid",        posix_setregid, METH_VARARGS, posix_setregid__doc__},
 #endif /* HAVE_SETREGID */
 #ifdef HAVE_SETGID
-	{"setgid",	posix_setgid, METH_VARARGS, posix_setgid__doc__},
+    {"setgid",          posix_setgid, METH_VARARGS, posix_setgid__doc__},
 #endif /* HAVE_SETGID */
 #ifdef HAVE_SETGROUPS
-	{"setgroups",	posix_setgroups, METH_O, posix_setgroups__doc__},
+    {"setgroups",       posix_setgroups, METH_O, posix_setgroups__doc__},
 #endif /* HAVE_SETGROUPS */
 #ifdef HAVE_INITGROUPS
-	{"initgroups",	posix_initgroups, METH_VARARGS, posix_initgroups__doc__},
+    {"initgroups",      posix_initgroups, METH_VARARGS, posix_initgroups__doc__},
 #endif /* HAVE_INITGROUPS */
 #ifdef HAVE_GETPGID
-	{"getpgid",	posix_getpgid, METH_VARARGS, posix_getpgid__doc__},
+    {"getpgid",         posix_getpgid, METH_VARARGS, posix_getpgid__doc__},
 #endif /* HAVE_GETPGID */
 #ifdef HAVE_SETPGRP
-	{"setpgrp",	posix_setpgrp, METH_NOARGS, posix_setpgrp__doc__},
+    {"setpgrp",         posix_setpgrp, METH_NOARGS, posix_setpgrp__doc__},
 #endif /* HAVE_SETPGRP */
 #ifdef HAVE_WAIT
-	{"wait",	posix_wait, METH_NOARGS, posix_wait__doc__},
+    {"wait",            posix_wait, METH_NOARGS, posix_wait__doc__},
 #endif /* HAVE_WAIT */
 #ifdef HAVE_WAIT3
-        {"wait3",	posix_wait3, METH_VARARGS, posix_wait3__doc__},
+    {"wait3",           posix_wait3, METH_VARARGS, posix_wait3__doc__},
 #endif /* HAVE_WAIT3 */
 #ifdef HAVE_WAIT4
-        {"wait4",	posix_wait4, METH_VARARGS, posix_wait4__doc__},
+    {"wait4",           posix_wait4, METH_VARARGS, posix_wait4__doc__},
 #endif /* HAVE_WAIT4 */
 #if defined(HAVE_WAITPID) || defined(HAVE_CWAIT)
-	{"waitpid",	posix_waitpid, METH_VARARGS, posix_waitpid__doc__},
+    {"waitpid",         posix_waitpid, METH_VARARGS, posix_waitpid__doc__},
 #endif /* HAVE_WAITPID */
 #ifdef HAVE_GETSID
-	{"getsid",	posix_getsid, METH_VARARGS, posix_getsid__doc__},
+    {"getsid",          posix_getsid, METH_VARARGS, posix_getsid__doc__},
 #endif /* HAVE_GETSID */
 #ifdef HAVE_SETSID
-	{"setsid",	posix_setsid, METH_NOARGS, posix_setsid__doc__},
+    {"setsid",          posix_setsid, METH_NOARGS, posix_setsid__doc__},
 #endif /* HAVE_SETSID */
 #ifdef HAVE_SETPGID
-	{"setpgid",	posix_setpgid, METH_VARARGS, posix_setpgid__doc__},
+    {"setpgid",         posix_setpgid, METH_VARARGS, posix_setpgid__doc__},
 #endif /* HAVE_SETPGID */
 #ifdef HAVE_TCGETPGRP
-	{"tcgetpgrp",	posix_tcgetpgrp, METH_VARARGS, posix_tcgetpgrp__doc__},
+    {"tcgetpgrp",       posix_tcgetpgrp, METH_VARARGS, posix_tcgetpgrp__doc__},
 #endif /* HAVE_TCGETPGRP */
 #ifdef HAVE_TCSETPGRP
-	{"tcsetpgrp",	posix_tcsetpgrp, METH_VARARGS, posix_tcsetpgrp__doc__},
+    {"tcsetpgrp",       posix_tcsetpgrp, METH_VARARGS, posix_tcsetpgrp__doc__},
 #endif /* HAVE_TCSETPGRP */
-	{"open",	posix_open, METH_VARARGS, posix_open__doc__},
-	{"close",	posix_close, METH_VARARGS, posix_close__doc__},
-	{"closerange",	posix_closerange, METH_VARARGS, posix_closerange__doc__},
-	{"device_encoding", device_encoding, METH_VARARGS, device_encoding__doc__},
-	{"dup",		posix_dup, METH_VARARGS, posix_dup__doc__},
-	{"dup2",	posix_dup2, METH_VARARGS, posix_dup2__doc__},
-	{"lseek",	posix_lseek, METH_VARARGS, posix_lseek__doc__},
-	{"read",	posix_read, METH_VARARGS, posix_read__doc__},
-	{"write",	posix_write, METH_VARARGS, posix_write__doc__},
-	{"fstat",	posix_fstat, METH_VARARGS, posix_fstat__doc__},
-	{"isatty",	posix_isatty, METH_VARARGS, posix_isatty__doc__},
+    {"open",            posix_open, METH_VARARGS, posix_open__doc__},
+    {"close",           posix_close, METH_VARARGS, posix_close__doc__},
+    {"closerange",      posix_closerange, METH_VARARGS, posix_closerange__doc__},
+    {"device_encoding", device_encoding, METH_VARARGS, device_encoding__doc__},
+    {"dup",             posix_dup, METH_VARARGS, posix_dup__doc__},
+    {"dup2",            posix_dup2, METH_VARARGS, posix_dup2__doc__},
+    {"lseek",           posix_lseek, METH_VARARGS, posix_lseek__doc__},
+    {"read",            posix_read, METH_VARARGS, posix_read__doc__},
+    {"write",           posix_write, METH_VARARGS, posix_write__doc__},
+    {"fstat",           posix_fstat, METH_VARARGS, posix_fstat__doc__},
+    {"isatty",          posix_isatty, METH_VARARGS, posix_isatty__doc__},
 #ifdef HAVE_PIPE
-	{"pipe",	posix_pipe, METH_NOARGS, posix_pipe__doc__},
+    {"pipe",            posix_pipe, METH_NOARGS, posix_pipe__doc__},
 #endif
 #ifdef HAVE_MKFIFO
-	{"mkfifo",	posix_mkfifo, METH_VARARGS, posix_mkfifo__doc__},
+    {"mkfifo",          posix_mkfifo, METH_VARARGS, posix_mkfifo__doc__},
 #endif
 #if defined(HAVE_MKNOD) && defined(HAVE_MAKEDEV)
-	{"mknod",	posix_mknod, METH_VARARGS, posix_mknod__doc__},
+    {"mknod",           posix_mknod, METH_VARARGS, posix_mknod__doc__},
 #endif
 #ifdef HAVE_DEVICE_MACROS
-	{"major",	posix_major, METH_VARARGS, posix_major__doc__},
-	{"minor",	posix_minor, METH_VARARGS, posix_minor__doc__},
-	{"makedev",	posix_makedev, METH_VARARGS, posix_makedev__doc__},
+    {"major",           posix_major, METH_VARARGS, posix_major__doc__},
+    {"minor",           posix_minor, METH_VARARGS, posix_minor__doc__},
+    {"makedev",         posix_makedev, METH_VARARGS, posix_makedev__doc__},
 #endif
 #ifdef HAVE_FTRUNCATE
-	{"ftruncate",	posix_ftruncate, METH_VARARGS, posix_ftruncate__doc__},
+    {"ftruncate",       posix_ftruncate, METH_VARARGS, posix_ftruncate__doc__},
 #endif
 #ifdef HAVE_PUTENV
-	{"putenv",	posix_putenv, METH_VARARGS, posix_putenv__doc__},
+    {"putenv",          posix_putenv, METH_VARARGS, posix_putenv__doc__},
 #endif
 #ifdef HAVE_UNSETENV
-	{"unsetenv",	posix_unsetenv, METH_VARARGS, posix_unsetenv__doc__},
+    {"unsetenv",        posix_unsetenv, METH_VARARGS, posix_unsetenv__doc__},
 #endif
-	{"strerror",	posix_strerror, METH_VARARGS, posix_strerror__doc__},
+    {"strerror",        posix_strerror, METH_VARARGS, posix_strerror__doc__},
 #ifdef HAVE_FCHDIR
-	{"fchdir",	posix_fchdir, METH_O, posix_fchdir__doc__},
+    {"fchdir",          posix_fchdir, METH_O, posix_fchdir__doc__},
 #endif
 #ifdef HAVE_FSYNC
-	{"fsync",       posix_fsync, METH_O, posix_fsync__doc__},
+    {"fsync",       posix_fsync, METH_O, posix_fsync__doc__},
 #endif
 #ifdef HAVE_FDATASYNC
-	{"fdatasync",   posix_fdatasync,  METH_O, posix_fdatasync__doc__},
+    {"fdatasync",   posix_fdatasync,  METH_O, posix_fdatasync__doc__},
 #endif
 #ifdef HAVE_SYS_WAIT_H
 #ifdef WCOREDUMP
-        {"WCOREDUMP",	posix_WCOREDUMP, METH_VARARGS, posix_WCOREDUMP__doc__},
+    {"WCOREDUMP",       posix_WCOREDUMP, METH_VARARGS, posix_WCOREDUMP__doc__},
 #endif /* WCOREDUMP */
 #ifdef WIFCONTINUED
-        {"WIFCONTINUED",posix_WIFCONTINUED, METH_VARARGS, posix_WIFCONTINUED__doc__},
+    {"WIFCONTINUED",posix_WIFCONTINUED, METH_VARARGS, posix_WIFCONTINUED__doc__},
 #endif /* WIFCONTINUED */
 #ifdef WIFSTOPPED
-        {"WIFSTOPPED",	posix_WIFSTOPPED, METH_VARARGS, posix_WIFSTOPPED__doc__},
+    {"WIFSTOPPED",      posix_WIFSTOPPED, METH_VARARGS, posix_WIFSTOPPED__doc__},
 #endif /* WIFSTOPPED */
 #ifdef WIFSIGNALED
-        {"WIFSIGNALED",	posix_WIFSIGNALED, METH_VARARGS, posix_WIFSIGNALED__doc__},
+    {"WIFSIGNALED",     posix_WIFSIGNALED, METH_VARARGS, posix_WIFSIGNALED__doc__},
 #endif /* WIFSIGNALED */
 #ifdef WIFEXITED
-        {"WIFEXITED",	posix_WIFEXITED, METH_VARARGS, posix_WIFEXITED__doc__},
+    {"WIFEXITED",       posix_WIFEXITED, METH_VARARGS, posix_WIFEXITED__doc__},
 #endif /* WIFEXITED */
 #ifdef WEXITSTATUS
-        {"WEXITSTATUS",	posix_WEXITSTATUS, METH_VARARGS, posix_WEXITSTATUS__doc__},
+    {"WEXITSTATUS",     posix_WEXITSTATUS, METH_VARARGS, posix_WEXITSTATUS__doc__},
 #endif /* WEXITSTATUS */
 #ifdef WTERMSIG
-        {"WTERMSIG",	posix_WTERMSIG, METH_VARARGS, posix_WTERMSIG__doc__},
+    {"WTERMSIG",        posix_WTERMSIG, METH_VARARGS, posix_WTERMSIG__doc__},
 #endif /* WTERMSIG */
 #ifdef WSTOPSIG
-        {"WSTOPSIG",	posix_WSTOPSIG, METH_VARARGS, posix_WSTOPSIG__doc__},
+    {"WSTOPSIG",        posix_WSTOPSIG, METH_VARARGS, posix_WSTOPSIG__doc__},
 #endif /* WSTOPSIG */
 #endif /* HAVE_SYS_WAIT_H */
 #if defined(HAVE_FSTATVFS) && defined(HAVE_SYS_STATVFS_H)
-	{"fstatvfs",	posix_fstatvfs, METH_VARARGS, posix_fstatvfs__doc__},
+    {"fstatvfs",        posix_fstatvfs, METH_VARARGS, posix_fstatvfs__doc__},
 #endif
 #if defined(HAVE_STATVFS) && defined(HAVE_SYS_STATVFS_H)
-	{"statvfs",	posix_statvfs, METH_VARARGS, posix_statvfs__doc__},
+    {"statvfs",         posix_statvfs, METH_VARARGS, posix_statvfs__doc__},
 #endif
 #ifdef HAVE_CONFSTR
-	{"confstr",	posix_confstr, METH_VARARGS, posix_confstr__doc__},
+    {"confstr",         posix_confstr, METH_VARARGS, posix_confstr__doc__},
 #endif
 #ifdef HAVE_SYSCONF
-	{"sysconf",	posix_sysconf, METH_VARARGS, posix_sysconf__doc__},
+    {"sysconf",         posix_sysconf, METH_VARARGS, posix_sysconf__doc__},
 #endif
 #ifdef HAVE_FPATHCONF
-	{"fpathconf",	posix_fpathconf, METH_VARARGS, posix_fpathconf__doc__},
+    {"fpathconf",       posix_fpathconf, METH_VARARGS, posix_fpathconf__doc__},
 #endif
 #ifdef HAVE_PATHCONF
-	{"pathconf",	posix_pathconf, METH_VARARGS, posix_pathconf__doc__},
+    {"pathconf",        posix_pathconf, METH_VARARGS, posix_pathconf__doc__},
 #endif
-	{"abort",	posix_abort, METH_NOARGS, posix_abort__doc__},
+    {"abort",           posix_abort, METH_NOARGS, posix_abort__doc__},
 #ifdef MS_WINDOWS
-	{"_getfullpathname",	posix__getfullpathname, METH_VARARGS, NULL},
+    {"_getfullpathname",        posix__getfullpathname, METH_VARARGS, NULL},
 #endif
 #ifdef HAVE_GETLOADAVG
-	{"getloadavg",	posix_getloadavg, METH_NOARGS, posix_getloadavg__doc__},
+    {"getloadavg",      posix_getloadavg, METH_NOARGS, posix_getloadavg__doc__},
 #endif
  #ifdef MS_WINDOWS
- 	{"urandom", win32_urandom, METH_VARARGS, win32_urandom__doc__},
+    {"urandom", win32_urandom, METH_VARARGS, win32_urandom__doc__},
  #endif
  #ifdef __VMS
- 	{"urandom", vms_urandom, METH_VARARGS, vms_urandom__doc__},
+    {"urandom", vms_urandom, METH_VARARGS, vms_urandom__doc__},
  #endif
 #ifdef HAVE_SETRESUID
-        {"setresuid",	posix_setresuid, METH_VARARGS, posix_setresuid__doc__},
+    {"setresuid",       posix_setresuid, METH_VARARGS, posix_setresuid__doc__},
 #endif
 #ifdef HAVE_SETRESGID
-        {"setresgid",	posix_setresgid, METH_VARARGS, posix_setresgid__doc__},
+    {"setresgid",       posix_setresgid, METH_VARARGS, posix_setresgid__doc__},
 #endif
 #ifdef HAVE_GETRESUID
-        {"getresuid",	posix_getresuid, METH_NOARGS, posix_getresuid__doc__},
+    {"getresuid",       posix_getresuid, METH_NOARGS, posix_getresuid__doc__},
 #endif
 #ifdef HAVE_GETRESGID
-        {"getresgid",	posix_getresgid, METH_NOARGS, posix_getresgid__doc__},
+    {"getresgid",       posix_getresgid, METH_NOARGS, posix_getresgid__doc__},
 #endif
 
-	{NULL,		NULL}		 /* Sentinel */
+    {NULL,              NULL}            /* Sentinel */
 };
 
 
 static int
 ins(PyObject *module, char *symbol, long value)
 {
-        return PyModule_AddIntConstant(module, symbol, value);
+    return PyModule_AddIntConstant(module, symbol, value);
 }
 
 #if defined(PYOS_OS2)
@@ -7367,7 +7368,7 @@ static int insertvalues(PyObject *module)
     case 50: ver = "5.00"; break;
     default:
         PyOS_snprintf(tmp, sizeof(tmp),
-        	      "%d-%d", values[QSV_VERSION_MAJOR],
+                      "%d-%d", values[QSV_VERSION_MAJOR],
                       values[QSV_VERSION_MINOR]);
         ver = &tmp[0];
     }
@@ -7389,221 +7390,221 @@ static int
 all_ins(PyObject *d)
 {
 #ifdef F_OK
-        if (ins(d, "F_OK", (long)F_OK)) return -1;
+    if (ins(d, "F_OK", (long)F_OK)) return -1;
 #endif
 #ifdef R_OK
-        if (ins(d, "R_OK", (long)R_OK)) return -1;
+    if (ins(d, "R_OK", (long)R_OK)) return -1;
 #endif
 #ifdef W_OK
-        if (ins(d, "W_OK", (long)W_OK)) return -1;
+    if (ins(d, "W_OK", (long)W_OK)) return -1;
 #endif
 #ifdef X_OK
-        if (ins(d, "X_OK", (long)X_OK)) return -1;
+    if (ins(d, "X_OK", (long)X_OK)) return -1;
 #endif
 #ifdef NGROUPS_MAX
-        if (ins(d, "NGROUPS_MAX", (long)NGROUPS_MAX)) return -1;
+    if (ins(d, "NGROUPS_MAX", (long)NGROUPS_MAX)) return -1;
 #endif
 #ifdef TMP_MAX
-        if (ins(d, "TMP_MAX", (long)TMP_MAX)) return -1;
+    if (ins(d, "TMP_MAX", (long)TMP_MAX)) return -1;
 #endif
 #ifdef WCONTINUED
-        if (ins(d, "WCONTINUED", (long)WCONTINUED)) return -1;
+    if (ins(d, "WCONTINUED", (long)WCONTINUED)) return -1;
 #endif
 #ifdef WNOHANG
-        if (ins(d, "WNOHANG", (long)WNOHANG)) return -1;
+    if (ins(d, "WNOHANG", (long)WNOHANG)) return -1;
 #endif
 #ifdef WUNTRACED
-        if (ins(d, "WUNTRACED", (long)WUNTRACED)) return -1;
+    if (ins(d, "WUNTRACED", (long)WUNTRACED)) return -1;
 #endif
 #ifdef O_RDONLY
-        if (ins(d, "O_RDONLY", (long)O_RDONLY)) return -1;
+    if (ins(d, "O_RDONLY", (long)O_RDONLY)) return -1;
 #endif
 #ifdef O_WRONLY
-        if (ins(d, "O_WRONLY", (long)O_WRONLY)) return -1;
+    if (ins(d, "O_WRONLY", (long)O_WRONLY)) return -1;
 #endif
 #ifdef O_RDWR
-        if (ins(d, "O_RDWR", (long)O_RDWR)) return -1;
+    if (ins(d, "O_RDWR", (long)O_RDWR)) return -1;
 #endif
 #ifdef O_NDELAY
-        if (ins(d, "O_NDELAY", (long)O_NDELAY)) return -1;
+    if (ins(d, "O_NDELAY", (long)O_NDELAY)) return -1;
 #endif
 #ifdef O_NONBLOCK
-        if (ins(d, "O_NONBLOCK", (long)O_NONBLOCK)) return -1;
+    if (ins(d, "O_NONBLOCK", (long)O_NONBLOCK)) return -1;
 #endif
 #ifdef O_APPEND
-        if (ins(d, "O_APPEND", (long)O_APPEND)) return -1;
+    if (ins(d, "O_APPEND", (long)O_APPEND)) return -1;
 #endif
 #ifdef O_DSYNC
-        if (ins(d, "O_DSYNC", (long)O_DSYNC)) return -1;
+    if (ins(d, "O_DSYNC", (long)O_DSYNC)) return -1;
 #endif
 #ifdef O_RSYNC
-        if (ins(d, "O_RSYNC", (long)O_RSYNC)) return -1;
+    if (ins(d, "O_RSYNC", (long)O_RSYNC)) return -1;
 #endif
 #ifdef O_SYNC
-        if (ins(d, "O_SYNC", (long)O_SYNC)) return -1;
+    if (ins(d, "O_SYNC", (long)O_SYNC)) return -1;
 #endif
 #ifdef O_NOCTTY
-        if (ins(d, "O_NOCTTY", (long)O_NOCTTY)) return -1;
+    if (ins(d, "O_NOCTTY", (long)O_NOCTTY)) return -1;
 #endif
 #ifdef O_CREAT
-        if (ins(d, "O_CREAT", (long)O_CREAT)) return -1;
+    if (ins(d, "O_CREAT", (long)O_CREAT)) return -1;
 #endif
 #ifdef O_EXCL
-        if (ins(d, "O_EXCL", (long)O_EXCL)) return -1;
+    if (ins(d, "O_EXCL", (long)O_EXCL)) return -1;
 #endif
 #ifdef O_TRUNC
-        if (ins(d, "O_TRUNC", (long)O_TRUNC)) return -1;
+    if (ins(d, "O_TRUNC", (long)O_TRUNC)) return -1;
 #endif
 #ifdef O_BINARY
-        if (ins(d, "O_BINARY", (long)O_BINARY)) return -1;
+    if (ins(d, "O_BINARY", (long)O_BINARY)) return -1;
 #endif
 #ifdef O_TEXT
-        if (ins(d, "O_TEXT", (long)O_TEXT)) return -1;
+    if (ins(d, "O_TEXT", (long)O_TEXT)) return -1;
 #endif
 #ifdef O_LARGEFILE
-        if (ins(d, "O_LARGEFILE", (long)O_LARGEFILE)) return -1;
+    if (ins(d, "O_LARGEFILE", (long)O_LARGEFILE)) return -1;
 #endif
 #ifdef O_SHLOCK
-        if (ins(d, "O_SHLOCK", (long)O_SHLOCK)) return -1;
+    if (ins(d, "O_SHLOCK", (long)O_SHLOCK)) return -1;
 #endif
 #ifdef O_EXLOCK
-        if (ins(d, "O_EXLOCK", (long)O_EXLOCK)) return -1;
+    if (ins(d, "O_EXLOCK", (long)O_EXLOCK)) return -1;
 #endif
 
 /* MS Windows */
 #ifdef O_NOINHERIT
-	/* Don't inherit in child processes. */
-        if (ins(d, "O_NOINHERIT", (long)O_NOINHERIT)) return -1;
+    /* Don't inherit in child processes. */
+    if (ins(d, "O_NOINHERIT", (long)O_NOINHERIT)) return -1;
 #endif
 #ifdef _O_SHORT_LIVED
-	/* Optimize for short life (keep in memory). */
-	/* MS forgot to define this one with a non-underscore form too. */
-        if (ins(d, "O_SHORT_LIVED", (long)_O_SHORT_LIVED)) return -1;
+    /* Optimize for short life (keep in memory). */
+    /* MS forgot to define this one with a non-underscore form too. */
+    if (ins(d, "O_SHORT_LIVED", (long)_O_SHORT_LIVED)) return -1;
 #endif
 #ifdef O_TEMPORARY
-	/* Automatically delete when last handle is closed. */
-        if (ins(d, "O_TEMPORARY", (long)O_TEMPORARY)) return -1;
+    /* Automatically delete when last handle is closed. */
+    if (ins(d, "O_TEMPORARY", (long)O_TEMPORARY)) return -1;
 #endif
 #ifdef O_RANDOM
-	/* Optimize for random access. */
-        if (ins(d, "O_RANDOM", (long)O_RANDOM)) return -1;
+    /* Optimize for random access. */
+    if (ins(d, "O_RANDOM", (long)O_RANDOM)) return -1;
 #endif
 #ifdef O_SEQUENTIAL
-	/* Optimize for sequential access. */
-        if (ins(d, "O_SEQUENTIAL", (long)O_SEQUENTIAL)) return -1;
+    /* Optimize for sequential access. */
+    if (ins(d, "O_SEQUENTIAL", (long)O_SEQUENTIAL)) return -1;
 #endif
 
 /* GNU extensions. */
 #ifdef O_ASYNC
-        /* Send a SIGIO signal whenever input or output 
-           becomes available on file descriptor */
-        if (ins(d, "O_ASYNC", (long)O_ASYNC)) return -1;
+    /* Send a SIGIO signal whenever input or output
+       becomes available on file descriptor */
+    if (ins(d, "O_ASYNC", (long)O_ASYNC)) return -1;
 #endif
 #ifdef O_DIRECT
-        /* Direct disk access. */
-        if (ins(d, "O_DIRECT", (long)O_DIRECT)) return -1;
+    /* Direct disk access. */
+    if (ins(d, "O_DIRECT", (long)O_DIRECT)) return -1;
 #endif
 #ifdef O_DIRECTORY
-        /* Must be a directory.	 */
-        if (ins(d, "O_DIRECTORY", (long)O_DIRECTORY)) return -1;
+    /* Must be a directory.      */
+    if (ins(d, "O_DIRECTORY", (long)O_DIRECTORY)) return -1;
 #endif
 #ifdef O_NOFOLLOW
-        /* Do not follow links.	 */
-        if (ins(d, "O_NOFOLLOW", (long)O_NOFOLLOW)) return -1;
+    /* Do not follow links.      */
+    if (ins(d, "O_NOFOLLOW", (long)O_NOFOLLOW)) return -1;
 #endif
 #ifdef O_NOATIME
-	/* Do not update the access time. */
-	if (ins(d, "O_NOATIME", (long)O_NOATIME)) return -1;
+    /* Do not update the access time. */
+    if (ins(d, "O_NOATIME", (long)O_NOATIME)) return -1;
 #endif
 
-	/* These come from sysexits.h */
+    /* These come from sysexits.h */
 #ifdef EX_OK
-	if (ins(d, "EX_OK", (long)EX_OK)) return -1;
+    if (ins(d, "EX_OK", (long)EX_OK)) return -1;
 #endif /* EX_OK */
 #ifdef EX_USAGE
-	if (ins(d, "EX_USAGE", (long)EX_USAGE)) return -1;
+    if (ins(d, "EX_USAGE", (long)EX_USAGE)) return -1;
 #endif /* EX_USAGE */
 #ifdef EX_DATAERR
-	if (ins(d, "EX_DATAERR", (long)EX_DATAERR)) return -1;
+    if (ins(d, "EX_DATAERR", (long)EX_DATAERR)) return -1;
 #endif /* EX_DATAERR */
 #ifdef EX_NOINPUT
-	if (ins(d, "EX_NOINPUT", (long)EX_NOINPUT)) return -1;
+    if (ins(d, "EX_NOINPUT", (long)EX_NOINPUT)) return -1;
 #endif /* EX_NOINPUT */
 #ifdef EX_NOUSER
-	if (ins(d, "EX_NOUSER", (long)EX_NOUSER)) return -1;
+    if (ins(d, "EX_NOUSER", (long)EX_NOUSER)) return -1;
 #endif /* EX_NOUSER */
 #ifdef EX_NOHOST
-	if (ins(d, "EX_NOHOST", (long)EX_NOHOST)) return -1;
+    if (ins(d, "EX_NOHOST", (long)EX_NOHOST)) return -1;
 #endif /* EX_NOHOST */
 #ifdef EX_UNAVAILABLE
-	if (ins(d, "EX_UNAVAILABLE", (long)EX_UNAVAILABLE)) return -1;
+    if (ins(d, "EX_UNAVAILABLE", (long)EX_UNAVAILABLE)) return -1;
 #endif /* EX_UNAVAILABLE */
 #ifdef EX_SOFTWARE
-	if (ins(d, "EX_SOFTWARE", (long)EX_SOFTWARE)) return -1;
+    if (ins(d, "EX_SOFTWARE", (long)EX_SOFTWARE)) return -1;
 #endif /* EX_SOFTWARE */
 #ifdef EX_OSERR
-	if (ins(d, "EX_OSERR", (long)EX_OSERR)) return -1;
+    if (ins(d, "EX_OSERR", (long)EX_OSERR)) return -1;
 #endif /* EX_OSERR */
 #ifdef EX_OSFILE
-	if (ins(d, "EX_OSFILE", (long)EX_OSFILE)) return -1;
+    if (ins(d, "EX_OSFILE", (long)EX_OSFILE)) return -1;
 #endif /* EX_OSFILE */
 #ifdef EX_CANTCREAT
-	if (ins(d, "EX_CANTCREAT", (long)EX_CANTCREAT)) return -1;
+    if (ins(d, "EX_CANTCREAT", (long)EX_CANTCREAT)) return -1;
 #endif /* EX_CANTCREAT */
 #ifdef EX_IOERR
-	if (ins(d, "EX_IOERR", (long)EX_IOERR)) return -1;
+    if (ins(d, "EX_IOERR", (long)EX_IOERR)) return -1;
 #endif /* EX_IOERR */
 #ifdef EX_TEMPFAIL
-	if (ins(d, "EX_TEMPFAIL", (long)EX_TEMPFAIL)) return -1;
+    if (ins(d, "EX_TEMPFAIL", (long)EX_TEMPFAIL)) return -1;
 #endif /* EX_TEMPFAIL */
 #ifdef EX_PROTOCOL
-	if (ins(d, "EX_PROTOCOL", (long)EX_PROTOCOL)) return -1;
+    if (ins(d, "EX_PROTOCOL", (long)EX_PROTOCOL)) return -1;
 #endif /* EX_PROTOCOL */
 #ifdef EX_NOPERM
-	if (ins(d, "EX_NOPERM", (long)EX_NOPERM)) return -1;
+    if (ins(d, "EX_NOPERM", (long)EX_NOPERM)) return -1;
 #endif /* EX_NOPERM */
 #ifdef EX_CONFIG
-	if (ins(d, "EX_CONFIG", (long)EX_CONFIG)) return -1;
+    if (ins(d, "EX_CONFIG", (long)EX_CONFIG)) return -1;
 #endif /* EX_CONFIG */
 #ifdef EX_NOTFOUND
-	if (ins(d, "EX_NOTFOUND", (long)EX_NOTFOUND)) return -1;
+    if (ins(d, "EX_NOTFOUND", (long)EX_NOTFOUND)) return -1;
 #endif /* EX_NOTFOUND */
 
 #ifdef HAVE_SPAWNV
 #if defined(PYOS_OS2) && defined(PYCC_GCC)
-	if (ins(d, "P_WAIT", (long)P_WAIT)) return -1;
-	if (ins(d, "P_NOWAIT", (long)P_NOWAIT)) return -1;
-	if (ins(d, "P_OVERLAY", (long)P_OVERLAY)) return -1;
-	if (ins(d, "P_DEBUG", (long)P_DEBUG)) return -1;
-	if (ins(d, "P_SESSION", (long)P_SESSION)) return -1;
-	if (ins(d, "P_DETACH", (long)P_DETACH)) return -1;
-	if (ins(d, "P_PM", (long)P_PM)) return -1;
-	if (ins(d, "P_DEFAULT", (long)P_DEFAULT)) return -1;
-	if (ins(d, "P_MINIMIZE", (long)P_MINIMIZE)) return -1;
-	if (ins(d, "P_MAXIMIZE", (long)P_MAXIMIZE)) return -1;
-	if (ins(d, "P_FULLSCREEN", (long)P_FULLSCREEN)) return -1;
-	if (ins(d, "P_WINDOWED", (long)P_WINDOWED)) return -1;
-	if (ins(d, "P_FOREGROUND", (long)P_FOREGROUND)) return -1;
-	if (ins(d, "P_BACKGROUND", (long)P_BACKGROUND)) return -1;
-	if (ins(d, "P_NOCLOSE", (long)P_NOCLOSE)) return -1;
-	if (ins(d, "P_NOSESSION", (long)P_NOSESSION)) return -1;
-	if (ins(d, "P_QUOTE", (long)P_QUOTE)) return -1;
-	if (ins(d, "P_TILDE", (long)P_TILDE)) return -1;
-	if (ins(d, "P_UNRELATED", (long)P_UNRELATED)) return -1;
-	if (ins(d, "P_DEBUGDESC", (long)P_DEBUGDESC)) return -1;
+    if (ins(d, "P_WAIT", (long)P_WAIT)) return -1;
+    if (ins(d, "P_NOWAIT", (long)P_NOWAIT)) return -1;
+    if (ins(d, "P_OVERLAY", (long)P_OVERLAY)) return -1;
+    if (ins(d, "P_DEBUG", (long)P_DEBUG)) return -1;
+    if (ins(d, "P_SESSION", (long)P_SESSION)) return -1;
+    if (ins(d, "P_DETACH", (long)P_DETACH)) return -1;
+    if (ins(d, "P_PM", (long)P_PM)) return -1;
+    if (ins(d, "P_DEFAULT", (long)P_DEFAULT)) return -1;
+    if (ins(d, "P_MINIMIZE", (long)P_MINIMIZE)) return -1;
+    if (ins(d, "P_MAXIMIZE", (long)P_MAXIMIZE)) return -1;
+    if (ins(d, "P_FULLSCREEN", (long)P_FULLSCREEN)) return -1;
+    if (ins(d, "P_WINDOWED", (long)P_WINDOWED)) return -1;
+    if (ins(d, "P_FOREGROUND", (long)P_FOREGROUND)) return -1;
+    if (ins(d, "P_BACKGROUND", (long)P_BACKGROUND)) return -1;
+    if (ins(d, "P_NOCLOSE", (long)P_NOCLOSE)) return -1;
+    if (ins(d, "P_NOSESSION", (long)P_NOSESSION)) return -1;
+    if (ins(d, "P_QUOTE", (long)P_QUOTE)) return -1;
+    if (ins(d, "P_TILDE", (long)P_TILDE)) return -1;
+    if (ins(d, "P_UNRELATED", (long)P_UNRELATED)) return -1;
+    if (ins(d, "P_DEBUGDESC", (long)P_DEBUGDESC)) return -1;
 #else
-        if (ins(d, "P_WAIT", (long)_P_WAIT)) return -1;
-        if (ins(d, "P_NOWAIT", (long)_P_NOWAIT)) return -1;
-        if (ins(d, "P_OVERLAY", (long)_OLD_P_OVERLAY)) return -1;
-        if (ins(d, "P_NOWAITO", (long)_P_NOWAITO)) return -1;
-        if (ins(d, "P_DETACH", (long)_P_DETACH)) return -1;
+    if (ins(d, "P_WAIT", (long)_P_WAIT)) return -1;
+    if (ins(d, "P_NOWAIT", (long)_P_NOWAIT)) return -1;
+    if (ins(d, "P_OVERLAY", (long)_OLD_P_OVERLAY)) return -1;
+    if (ins(d, "P_NOWAITO", (long)_P_NOWAITO)) return -1;
+    if (ins(d, "P_DETACH", (long)_P_DETACH)) return -1;
 #endif
 #endif
 
 #if defined(PYOS_OS2)
-        if (insertvalues(d)) return -1;
+    if (insertvalues(d)) return -1;
 #endif
-        return 0;
+    return 0;
 }
 
 
@@ -7621,114 +7622,114 @@ all_ins(PyObject *d)
 #endif
 
 static struct PyModuleDef posixmodule = {
-	PyModuleDef_HEAD_INIT,
-	MODNAME,
-	posix__doc__,
-	-1,
-	posix_methods,
-	NULL,
-	NULL,
-	NULL,
-	NULL
+    PyModuleDef_HEAD_INIT,
+    MODNAME,
+    posix__doc__,
+    -1,
+    posix_methods,
+    NULL,
+    NULL,
+    NULL,
+    NULL
 };
 
 
 PyMODINIT_FUNC
 INITFUNC(void)
 {
-	PyObject *m, *v;
+    PyObject *m, *v;
 
-	m = PyModule_Create(&posixmodule);
-	if (m == NULL)
-    		return NULL;
+    m = PyModule_Create(&posixmodule);
+    if (m == NULL)
+        return NULL;
 
-	/* Initialize environ dictionary */
-	v = convertenviron();
-	Py_XINCREF(v);
-	if (v == NULL || PyModule_AddObject(m, "environ", v) != 0)
-		return NULL;
-	Py_DECREF(v);
+    /* Initialize environ dictionary */
+    v = convertenviron();
+    Py_XINCREF(v);
+    if (v == NULL || PyModule_AddObject(m, "environ", v) != 0)
+        return NULL;
+    Py_DECREF(v);
 
-        if (all_ins(m))
-                return NULL;
+    if (all_ins(m))
+        return NULL;
 
-        if (setup_confname_tables(m))
-                return NULL;
+    if (setup_confname_tables(m))
+        return NULL;
 
-	Py_INCREF(PyExc_OSError);
-	PyModule_AddObject(m, "error", PyExc_OSError);
+    Py_INCREF(PyExc_OSError);
+    PyModule_AddObject(m, "error", PyExc_OSError);
 
 #ifdef HAVE_PUTENV
-	if (posix_putenv_garbage == NULL)
-		posix_putenv_garbage = PyDict_New();
+    if (posix_putenv_garbage == NULL)
+        posix_putenv_garbage = PyDict_New();
 #endif
 
-	if (!initialized) {
-		stat_result_desc.name = MODNAME ".stat_result";
-		stat_result_desc.fields[7].name = PyStructSequence_UnnamedField;
-		stat_result_desc.fields[8].name = PyStructSequence_UnnamedField;
-		stat_result_desc.fields[9].name = PyStructSequence_UnnamedField;
-		PyStructSequence_InitType(&StatResultType, &stat_result_desc);
-		structseq_new = StatResultType.tp_new;
-		StatResultType.tp_new = statresult_new;
+    if (!initialized) {
+        stat_result_desc.name = MODNAME ".stat_result";
+        stat_result_desc.fields[7].name = PyStructSequence_UnnamedField;
+        stat_result_desc.fields[8].name = PyStructSequence_UnnamedField;
+        stat_result_desc.fields[9].name = PyStructSequence_UnnamedField;
+        PyStructSequence_InitType(&StatResultType, &stat_result_desc);
+        structseq_new = StatResultType.tp_new;
+        StatResultType.tp_new = statresult_new;
 
-		statvfs_result_desc.name = MODNAME ".statvfs_result";
-		PyStructSequence_InitType(&StatVFSResultType, &statvfs_result_desc);
+        statvfs_result_desc.name = MODNAME ".statvfs_result";
+        PyStructSequence_InitType(&StatVFSResultType, &statvfs_result_desc);
 #ifdef NEED_TICKS_PER_SECOND
 #  if defined(HAVE_SYSCONF) && defined(_SC_CLK_TCK)
-		ticks_per_second = sysconf(_SC_CLK_TCK);
+        ticks_per_second = sysconf(_SC_CLK_TCK);
 #  elif defined(HZ)
-		ticks_per_second = HZ;
+        ticks_per_second = HZ;
 #  else
-		ticks_per_second = 60; /* magic fallback value; may be bogus */
+        ticks_per_second = 60; /* magic fallback value; may be bogus */
 #  endif
 #endif
-	}
-	Py_INCREF((PyObject*) &StatResultType);
-	PyModule_AddObject(m, "stat_result", (PyObject*) &StatResultType);
-	Py_INCREF((PyObject*) &StatVFSResultType);
-	PyModule_AddObject(m, "statvfs_result",
-			   (PyObject*) &StatVFSResultType);
-	initialized = 1;
+    }
+    Py_INCREF((PyObject*) &StatResultType);
+    PyModule_AddObject(m, "stat_result", (PyObject*) &StatResultType);
+    Py_INCREF((PyObject*) &StatVFSResultType);
+    PyModule_AddObject(m, "statvfs_result",
+                       (PyObject*) &StatVFSResultType);
+    initialized = 1;
 
 #ifdef __APPLE__
-	/*
-	 * Step 2 of weak-linking support on Mac OS X.
-	 *
-	 * The code below removes functions that are not available on the
-	 * currently active platform. 
-	 *
-	 * This block allow one to use a python binary that was build on
-	 * OSX 10.4 on OSX 10.3, without loosing access to new APIs on 
-	 * OSX 10.4.
-	 */
+    /*
+     * Step 2 of weak-linking support on Mac OS X.
+     *
+     * The code below removes functions that are not available on the
+     * currently active platform.
+     *
+     * This block allow one to use a python binary that was build on
+     * OSX 10.4 on OSX 10.3, without loosing access to new APIs on
+     * OSX 10.4.
+     */
 #ifdef HAVE_FSTATVFS
-	if (fstatvfs == NULL) {
-		if (PyObject_DelAttrString(m, "fstatvfs") == -1) {
-			return NULL;
-		}
-	}
+    if (fstatvfs == NULL) {
+        if (PyObject_DelAttrString(m, "fstatvfs") == -1) {
+            return NULL;
+        }
+    }
 #endif /* HAVE_FSTATVFS */
 
 #ifdef HAVE_STATVFS
-	if (statvfs == NULL) {
-		if (PyObject_DelAttrString(m, "statvfs") == -1) {
-			return NULL;
-		}
-	}
+    if (statvfs == NULL) {
+        if (PyObject_DelAttrString(m, "statvfs") == -1) {
+            return NULL;
+        }
+    }
 #endif /* HAVE_STATVFS */
 
 # ifdef HAVE_LCHOWN
-	if (lchown == NULL) {
-		if (PyObject_DelAttrString(m, "lchown") == -1) {
-			return NULL;
-		}
-	}
+    if (lchown == NULL) {
+        if (PyObject_DelAttrString(m, "lchown") == -1) {
+            return NULL;
+        }
+    }
 #endif /* HAVE_LCHOWN */
 
 
 #endif /* __APPLE__ */
-	return m;
+    return m;
 
 }