Untabify C files. Will watch buildbots.
diff --git a/Include/pyerrors.h b/Include/pyerrors.h
index 432004a..dbe3bfa 100644
--- a/Include/pyerrors.h
+++ b/Include/pyerrors.h
@@ -94,23 +94,23 @@
 
 /* */
 
-#define PyExceptionClass_Check(x)					\
-	(PyClass_Check((x)) || (PyType_Check((x)) &&			\
-	  PyType_FastSubclass((PyTypeObject*)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS)))
+#define PyExceptionClass_Check(x)                                       \
+    (PyClass_Check((x)) || (PyType_Check((x)) &&                        \
+      PyType_FastSubclass((PyTypeObject*)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS)))
 
-#define PyExceptionInstance_Check(x)			\
-	(PyInstance_Check((x)) ||			\
-	 PyType_FastSubclass((x)->ob_type, Py_TPFLAGS_BASE_EXC_SUBCLASS))
+#define PyExceptionInstance_Check(x)                    \
+    (PyInstance_Check((x)) ||                           \
+     PyType_FastSubclass((x)->ob_type, Py_TPFLAGS_BASE_EXC_SUBCLASS))
 
-#define PyExceptionClass_Name(x)				   \
-	(PyClass_Check((x))					   \
-	 ? PyString_AS_STRING(((PyClassObject*)(x))->cl_name)	   \
-	 : (char *)(((PyTypeObject*)(x))->tp_name))
+#define PyExceptionClass_Name(x)                                   \
+    (PyClass_Check((x))                                            \
+     ? PyString_AS_STRING(((PyClassObject*)(x))->cl_name)          \
+     : (char *)(((PyTypeObject*)(x))->tp_name))
 
-#define PyExceptionInstance_Class(x)					\
-	((PyInstance_Check((x))						\
-	  ? (PyObject*)((PyInstanceObject*)(x))->in_class		\
-	  : (PyObject*)((x)->ob_type)))
+#define PyExceptionInstance_Class(x)                                    \
+    ((PyInstance_Check((x))                                             \
+      ? (PyObject*)((PyInstanceObject*)(x))->in_class                   \
+      : (PyObject*)((x)->ob_type)))
 
 
 /* Predefined exceptions */
@@ -184,31 +184,31 @@
 PyAPI_FUNC(PyObject *) PyErr_NoMemory(void);
 PyAPI_FUNC(PyObject *) PyErr_SetFromErrno(PyObject *);
 PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObject(
-	PyObject *, PyObject *);
+    PyObject *, PyObject *);
 PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilename(
-	PyObject *, const char *);
+    PyObject *, const char *);
 #ifdef MS_WINDOWS
 PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithUnicodeFilename(
-	PyObject *, const Py_UNICODE *);
+    PyObject *, const Py_UNICODE *);
 #endif /* MS_WINDOWS */
 
 PyAPI_FUNC(PyObject *) PyErr_Format(PyObject *, const char *, ...)
-			Py_GCC_ATTRIBUTE((format(printf, 2, 3)));
+                        Py_GCC_ATTRIBUTE((format(printf, 2, 3)));
 
 #ifdef MS_WINDOWS
 PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilenameObject(
-	int, const char *);
+    int, const char *);
 PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilename(
-	int, const char *);
+    int, const char *);
 PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithUnicodeFilename(
-	int, const Py_UNICODE *);
+    int, const Py_UNICODE *);
 PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErr(int);
 PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObject(
-	PyObject *,int, PyObject *);
+    PyObject *,int, PyObject *);
 PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilename(
-	PyObject *,int, const char *);
+    PyObject *,int, const char *);
 PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithUnicodeFilename(
-	PyObject *,int, const Py_UNICODE *);
+    PyObject *,int, const Py_UNICODE *);
 PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErr(PyObject *, int);
 #endif /* MS_WINDOWS */
 
@@ -221,9 +221,9 @@
 
 /* Function to create a new exception */
 PyAPI_FUNC(PyObject *) PyErr_NewException(
-	char *name, PyObject *base, PyObject *dict);
+    char *name, PyObject *base, PyObject *dict);
 PyAPI_FUNC(PyObject *) PyErr_NewExceptionWithDoc(
-	char *name, char *doc, PyObject *base, PyObject *dict);
+    char *name, char *doc, PyObject *base, PyObject *dict);
 PyAPI_FUNC(void) PyErr_WriteUnraisable(PyObject *);
 
 /* In sigcheck.c or signalmodule.c */
@@ -243,15 +243,15 @@
 
 /* create a UnicodeDecodeError object */
 PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_Create(
-	const char *, const char *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
+    const char *, const char *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
 
 /* create a UnicodeEncodeError object */
 PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_Create(
-	const char *, const Py_UNICODE *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
+    const char *, const Py_UNICODE *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
 
 /* create a UnicodeTranslateError object */
 PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_Create(
-	const Py_UNICODE *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
+    const Py_UNICODE *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
 
 /* get the encoding attribute */
 PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetEncoding(PyObject *);
@@ -294,11 +294,11 @@
 /* assign a new value to the reason attribute
    return 0 on success, -1 on failure */
 PyAPI_FUNC(int) PyUnicodeEncodeError_SetReason(
-	PyObject *, const char *);
+    PyObject *, const char *);
 PyAPI_FUNC(int) PyUnicodeDecodeError_SetReason(
-	PyObject *, const char *);
+    PyObject *, const char *);
 PyAPI_FUNC(int) PyUnicodeTranslateError_SetReason(
-	PyObject *, const char *);
+    PyObject *, const char *);
 #endif
 
 
@@ -318,9 +318,9 @@
 
 #include <stdarg.h>
 PyAPI_FUNC(int) PyOS_snprintf(char *str, size_t size, const char  *format, ...)
-			Py_GCC_ATTRIBUTE((format(printf, 3, 4)));
+                        Py_GCC_ATTRIBUTE((format(printf, 3, 4)));
 PyAPI_FUNC(int) PyOS_vsnprintf(char *str, size_t size, const char  *format, va_list va)
-			Py_GCC_ATTRIBUTE((format(printf, 3, 0)));
+                        Py_GCC_ATTRIBUTE((format(printf, 3, 0)));
 
 #ifdef __cplusplus
 }