Untabify C files. Will watch buildbots.
diff --git a/Mac/Modules/autoGIL.c b/Mac/Modules/autoGIL.c
index af2e699..3bc1593 100644
--- a/Mac/Modules/autoGIL.c
+++ b/Mac/Modules/autoGIL.c
@@ -16,93 +16,93 @@
 
 
 static void autoGILCallback(CFRunLoopObserverRef observer,
-			    CFRunLoopActivity activity,
-			    void *info) {
-	PyThreadState **p_tstate = (PyThreadState **)info;
+                            CFRunLoopActivity activity,
+                            void *info) {
+    PyThreadState **p_tstate = (PyThreadState **)info;
 
-	switch (activity) {
-	case kCFRunLoopBeforeWaiting:
-		/* going to sleep, release GIL */
+    switch (activity) {
+    case kCFRunLoopBeforeWaiting:
+        /* going to sleep, release GIL */
 #ifdef AUTOGIL_DEBUG
-		fprintf(stderr, "going to sleep, release GIL\n");
+        fprintf(stderr, "going to sleep, release GIL\n");
 #endif
-		*p_tstate = PyEval_SaveThread();
-		break;
-	case kCFRunLoopAfterWaiting:
-		/* waking up, acquire GIL */
+        *p_tstate = PyEval_SaveThread();
+        break;
+    case kCFRunLoopAfterWaiting:
+        /* waking up, acquire GIL */
 #ifdef AUTOGIL_DEBUG
-		fprintf(stderr, "waking up, acquire GIL\n");
+        fprintf(stderr, "waking up, acquire GIL\n");
 #endif
-		PyEval_RestoreThread(*p_tstate);
-		*p_tstate = NULL;
-		break;
-	default:
-		break;
-	}
+        PyEval_RestoreThread(*p_tstate);
+        *p_tstate = NULL;
+        break;
+    default:
+        break;
+    }
 }
 
 static void infoRelease(const void *info) {
-	/* XXX This should get called when the run loop is deallocated,
-	   but this doesn't seem to happen. So for now: leak. */
-	PyMem_Free((void *)info);
+    /* XXX This should get called when the run loop is deallocated,
+       but this doesn't seem to happen. So for now: leak. */
+    PyMem_Free((void *)info);
 }
 
 static PyObject *
 autoGIL_installAutoGIL(PyObject *self)
 {
-	PyObject *tstate_dict = PyThreadState_GetDict();
-	PyObject *v;
-	CFRunLoopRef rl;
-	PyThreadState **p_tstate;  /* for use in the info field */
-	CFRunLoopObserverContext context = {0, NULL, NULL, NULL, NULL};
-	CFRunLoopObserverRef observer;
+    PyObject *tstate_dict = PyThreadState_GetDict();
+    PyObject *v;
+    CFRunLoopRef rl;
+    PyThreadState **p_tstate;  /* for use in the info field */
+    CFRunLoopObserverContext context = {0, NULL, NULL, NULL, NULL};
+    CFRunLoopObserverRef observer;
 
-	if (tstate_dict == NULL)
-		return NULL;
-	v = PyDict_GetItemString(tstate_dict, "autoGIL.InstalledAutoGIL");
-	if (v != NULL) {
-		/* we've already installed a callback for this thread */
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
+    if (tstate_dict == NULL)
+        return NULL;
+    v = PyDict_GetItemString(tstate_dict, "autoGIL.InstalledAutoGIL");
+    if (v != NULL) {
+        /* we've already installed a callback for this thread */
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
 
-	rl = CFRunLoopGetCurrent();
-	if (rl == NULL) {
-		PyErr_SetString(AutoGILError,
-				"can't get run loop for current thread");
-		return NULL;
-	}
+    rl = CFRunLoopGetCurrent();
+    if (rl == NULL) {
+        PyErr_SetString(AutoGILError,
+                        "can't get run loop for current thread");
+        return NULL;
+    }
 
-	p_tstate = PyMem_Malloc(sizeof(PyThreadState *));
-	if (p_tstate == NULL) {
-		PyErr_SetString(PyExc_MemoryError,
-				"not enough memory to allocate "
-				"tstate pointer");
-		return NULL;
-	}
-	*p_tstate = NULL;
-	context.info = (void *)p_tstate;
-	context.release = infoRelease;
+    p_tstate = PyMem_Malloc(sizeof(PyThreadState *));
+    if (p_tstate == NULL) {
+        PyErr_SetString(PyExc_MemoryError,
+                        "not enough memory to allocate "
+                        "tstate pointer");
+        return NULL;
+    }
+    *p_tstate = NULL;
+    context.info = (void *)p_tstate;
+    context.release = infoRelease;
 
-	observer = CFRunLoopObserverCreate(
-		NULL,
-		kCFRunLoopBeforeWaiting | kCFRunLoopAfterWaiting,
-		1, 0, autoGILCallback, &context);
-	if (observer == NULL) {
-		PyErr_SetString(AutoGILError,
-				"can't create event loop observer");
-		return NULL;
-	}
-	CFRunLoopAddObserver(rl, observer, kCFRunLoopDefaultMode);
-	/* XXX how to check for errors? */
+    observer = CFRunLoopObserverCreate(
+        NULL,
+        kCFRunLoopBeforeWaiting | kCFRunLoopAfterWaiting,
+        1, 0, autoGILCallback, &context);
+    if (observer == NULL) {
+        PyErr_SetString(AutoGILError,
+                        "can't create event loop observer");
+        return NULL;
+    }
+    CFRunLoopAddObserver(rl, observer, kCFRunLoopDefaultMode);
+    /* XXX how to check for errors? */
 
-	/* register that we have installed a callback for this thread */
-	if (PyDict_SetItemString(tstate_dict, "autoGIL.InstalledAutoGIL",
-				 Py_None) < 0)
-		return NULL;
+    /* register that we have installed a callback for this thread */
+    if (PyDict_SetItemString(tstate_dict, "autoGIL.InstalledAutoGIL",
+                             Py_None) < 0)
+        return NULL;
 
-	Py_INCREF(Py_None);
-	return Py_None;
+    Py_INCREF(Py_None);
+    return Py_None;
 }
 
 PyDoc_STRVAR(autoGIL_installAutoGIL_doc,
@@ -114,13 +114,13 @@
 );
 
 static PyMethodDef autoGIL_methods[] = {
-	{
-		"installAutoGIL",
-		(PyCFunction)autoGIL_installAutoGIL,
-		METH_NOARGS,
-		autoGIL_installAutoGIL_doc
-	},
-	{ 0, 0, 0, 0 } /* sentinel */
+    {
+        "installAutoGIL",
+        (PyCFunction)autoGIL_installAutoGIL,
+        METH_NOARGS,
+        autoGIL_installAutoGIL_doc
+    },
+    { 0, 0, 0, 0 } /* sentinel */
 };
 
 PyDoc_STRVAR(autoGIL_docs,
@@ -132,21 +132,21 @@
 PyMODINIT_FUNC
 initautoGIL(void)
 {
-	PyObject *mod;
+    PyObject *mod;
 
-	if (PyErr_WarnPy3k("In 3.x, the autoGIL module is removed.", 1) < 0)
-		return;
+    if (PyErr_WarnPy3k("In 3.x, the autoGIL module is removed.", 1) < 0)
+        return;
 
-	mod = Py_InitModule4("autoGIL", autoGIL_methods, autoGIL_docs,
-			     NULL, PYTHON_API_VERSION);
-	if (mod == NULL)
-		return;
-	AutoGILError = PyErr_NewException("autoGIL.AutoGILError",
-					  PyExc_Exception, NULL);
-	if (AutoGILError == NULL)
-		return;
-	Py_INCREF(AutoGILError);
-	if (PyModule_AddObject(mod, "AutoGILError",
-			       AutoGILError) < 0)
-		return;
+    mod = Py_InitModule4("autoGIL", autoGIL_methods, autoGIL_docs,
+                         NULL, PYTHON_API_VERSION);
+    if (mod == NULL)
+        return;
+    AutoGILError = PyErr_NewException("autoGIL.AutoGILError",
+                                      PyExc_Exception, NULL);
+    if (AutoGILError == NULL)
+        return;
+    Py_INCREF(AutoGILError);
+    if (PyModule_AddObject(mod, "AutoGILError",
+                           AutoGILError) < 0)
+        return;
 }