Untabify C files. Will watch buildbots.
diff --git a/Modules/cgensupport.c b/Modules/cgensupport.c
index 7e7d0ff..aad43a2 100644
--- a/Modules/cgensupport.c
+++ b/Modules/cgensupport.c
@@ -13,158 +13,158 @@
 int
 PyArg_GetObject(register PyObject *args, int nargs, int i, PyObject **p_arg)
 {
-	if (nargs != 1) {
-		if (args == NULL || !PyTuple_Check(args) ||
-				nargs != PyTuple_Size(args) ||
-				i < 0 || i >= nargs) {
-			return PyErr_BadArgument();
-		}
-		else {
-			args = PyTuple_GetItem(args, i);
-		}
-	}
-	if (args == NULL) {
-		return PyErr_BadArgument();
-	}
-	*p_arg = args;
-	return 1;
+    if (nargs != 1) {
+        if (args == NULL || !PyTuple_Check(args) ||
+                        nargs != PyTuple_Size(args) ||
+                        i < 0 || i >= nargs) {
+            return PyErr_BadArgument();
+        }
+        else {
+            args = PyTuple_GetItem(args, i);
+        }
+    }
+    if (args == NULL) {
+        return PyErr_BadArgument();
+    }
+    *p_arg = args;
+    return 1;
 }
 
 int
 PyArg_GetLong(register PyObject *args, int nargs, int i, long *p_arg)
 {
-	if (nargs != 1) {
-		if (args == NULL || !PyTuple_Check(args) ||
-				nargs != PyTuple_Size(args) ||
-				i < 0 || i >= nargs) {
-			return PyErr_BadArgument();
-		}
-		args = PyTuple_GetItem(args, i);
-	}
-	if (args == NULL || !PyInt_Check(args)) {
-		return PyErr_BadArgument();
-	}
-	*p_arg = PyInt_AsLong(args);
-	return 1;
+    if (nargs != 1) {
+        if (args == NULL || !PyTuple_Check(args) ||
+                        nargs != PyTuple_Size(args) ||
+                        i < 0 || i >= nargs) {
+            return PyErr_BadArgument();
+        }
+        args = PyTuple_GetItem(args, i);
+    }
+    if (args == NULL || !PyInt_Check(args)) {
+        return PyErr_BadArgument();
+    }
+    *p_arg = PyInt_AsLong(args);
+    return 1;
 }
 
 int
 PyArg_GetShort(register PyObject *args, int nargs, int i, short *p_arg)
 {
-	long x;
-	if (!PyArg_GetLong(args, nargs, i, &x))
-		return 0;
-	*p_arg = (short) x;
-	return 1;
+    long x;
+    if (!PyArg_GetLong(args, nargs, i, &x))
+        return 0;
+    *p_arg = (short) x;
+    return 1;
 }
 
 static int
 extractdouble(register PyObject *v, double *p_arg)
 {
-	if (v == NULL) {
-		/* Fall through to error return at end of function */
-	}
-	else if (PyFloat_Check(v)) {
-		*p_arg = PyFloat_AS_DOUBLE((PyFloatObject *)v);
-		return 1;
-	}
-	else if (PyInt_Check(v)) {
-		*p_arg = PyInt_AS_LONG((PyIntObject *)v);
-		return 1;
-	}
-	else if (PyLong_Check(v)) {
-		*p_arg = PyLong_AsDouble(v);
-		return 1;
-	}
-	return PyErr_BadArgument();
+    if (v == NULL) {
+        /* Fall through to error return at end of function */
+    }
+    else if (PyFloat_Check(v)) {
+        *p_arg = PyFloat_AS_DOUBLE((PyFloatObject *)v);
+        return 1;
+    }
+    else if (PyInt_Check(v)) {
+        *p_arg = PyInt_AS_LONG((PyIntObject *)v);
+        return 1;
+    }
+    else if (PyLong_Check(v)) {
+        *p_arg = PyLong_AsDouble(v);
+        return 1;
+    }
+    return PyErr_BadArgument();
 }
 
 static int
 extractfloat(register PyObject *v, float *p_arg)
 {
-	if (v == NULL) {
-		/* Fall through to error return at end of function */
-	}
-	else if (PyFloat_Check(v)) {
-		*p_arg = (float) PyFloat_AS_DOUBLE((PyFloatObject *)v);
-		return 1;
-	}
-	else if (PyInt_Check(v)) {
-		*p_arg = (float) PyInt_AS_LONG((PyIntObject *)v);
-		return 1;
-	}
-	else if (PyLong_Check(v)) {
-		*p_arg = (float) PyLong_AsDouble(v);
-		return 1;
-	}
-	return PyErr_BadArgument();
+    if (v == NULL) {
+        /* Fall through to error return at end of function */
+    }
+    else if (PyFloat_Check(v)) {
+        *p_arg = (float) PyFloat_AS_DOUBLE((PyFloatObject *)v);
+        return 1;
+    }
+    else if (PyInt_Check(v)) {
+        *p_arg = (float) PyInt_AS_LONG((PyIntObject *)v);
+        return 1;
+    }
+    else if (PyLong_Check(v)) {
+        *p_arg = (float) PyLong_AsDouble(v);
+        return 1;
+    }
+    return PyErr_BadArgument();
 }
 
 int
 PyArg_GetFloat(register PyObject *args, int nargs, int i, float *p_arg)
 {
-	PyObject *v;
-	float x;
-	if (!PyArg_GetObject(args, nargs, i, &v))
-		return 0;
-	if (!extractfloat(v, &x))
-		return 0;
-	*p_arg = x;
-	return 1;
+    PyObject *v;
+    float x;
+    if (!PyArg_GetObject(args, nargs, i, &v))
+        return 0;
+    if (!extractfloat(v, &x))
+        return 0;
+    *p_arg = x;
+    return 1;
 }
 
 int
 PyArg_GetString(PyObject *args, int nargs, int i, string *p_arg)
 {
-	PyObject *v;
-	if (!PyArg_GetObject(args, nargs, i, &v))
-		return 0;
-	if (!PyString_Check(v)) {
-		return PyErr_BadArgument();
-	}
-	*p_arg = PyString_AsString(v);
-	return 1;
+    PyObject *v;
+    if (!PyArg_GetObject(args, nargs, i, &v))
+        return 0;
+    if (!PyString_Check(v)) {
+        return PyErr_BadArgument();
+    }
+    *p_arg = PyString_AsString(v);
+    return 1;
 }
 
 int
 PyArg_GetChar(PyObject *args, int nargs, int i, char *p_arg)
 {
-	string x;
-	if (!PyArg_GetString(args, nargs, i, &x))
-		return 0;
-	if (x[0] == '\0' || x[1] != '\0') {
-		/* Not exactly one char */
-		return PyErr_BadArgument();
-	}
-	*p_arg = x[0];
-	return 1;
+    string x;
+    if (!PyArg_GetString(args, nargs, i, &x))
+        return 0;
+    if (x[0] == '\0' || x[1] != '\0') {
+        /* Not exactly one char */
+        return PyErr_BadArgument();
+    }
+    *p_arg = x[0];
+    return 1;
 }
 
 int
 PyArg_GetLongArraySize(PyObject *args, int nargs, int i, long *p_arg)
 {
-	PyObject *v;
-	if (!PyArg_GetObject(args, nargs, i, &v))
-		return 0;
-	if (PyTuple_Check(v)) {
-		*p_arg = PyTuple_Size(v);
-		return 1;
-	}
-	if (PyList_Check(v)) {
-		*p_arg = PyList_Size(v);
-		return 1;
-	}
-	return PyErr_BadArgument();
+    PyObject *v;
+    if (!PyArg_GetObject(args, nargs, i, &v))
+        return 0;
+    if (PyTuple_Check(v)) {
+        *p_arg = PyTuple_Size(v);
+        return 1;
+    }
+    if (PyList_Check(v)) {
+        *p_arg = PyList_Size(v);
+        return 1;
+    }
+    return PyErr_BadArgument();
 }
 
 int
 PyArg_GetShortArraySize(PyObject *args, int nargs, int i, short *p_arg)
 {
-	long x;
-	if (!PyArg_GetLongArraySize(args, nargs, i, &x))
-		return 0;
-	*p_arg = (short) x;
-	return 1;
+    long x;
+    if (!PyArg_GetLongArraySize(args, nargs, i, &x))
+        return 0;
+    *p_arg = (short) x;
+    return 1;
 }
 
 /* XXX The following four are too similar.  Should share more code. */
@@ -172,139 +172,139 @@
 int
 PyArg_GetLongArray(PyObject *args, int nargs, int i, int n, long *p_arg)
 {
-	PyObject *v, *w;
-	if (!PyArg_GetObject(args, nargs, i, &v))
-		return 0;
-	if (PyTuple_Check(v)) {
-		if (PyTuple_Size(v) != n) {
-			return PyErr_BadArgument();
-		}
-		for (i = 0; i < n; i++) {
-			w = PyTuple_GetItem(v, i);
-			if (!PyInt_Check(w)) {
-				return PyErr_BadArgument();
-			}
-			p_arg[i] = PyInt_AsLong(w);
-		}
-		return 1;
-	}
-	else if (PyList_Check(v)) {
-		if (PyList_Size(v) != n) {
-			return PyErr_BadArgument();
-		}
-		for (i = 0; i < n; i++) {
-			w = PyList_GetItem(v, i);
-			if (!PyInt_Check(w)) {
-				return PyErr_BadArgument();
-			}
-			p_arg[i] = PyInt_AsLong(w);
-		}
-		return 1;
-	}
-	else {
-		return PyErr_BadArgument();
-	}
+    PyObject *v, *w;
+    if (!PyArg_GetObject(args, nargs, i, &v))
+        return 0;
+    if (PyTuple_Check(v)) {
+        if (PyTuple_Size(v) != n) {
+            return PyErr_BadArgument();
+        }
+        for (i = 0; i < n; i++) {
+            w = PyTuple_GetItem(v, i);
+            if (!PyInt_Check(w)) {
+                return PyErr_BadArgument();
+            }
+            p_arg[i] = PyInt_AsLong(w);
+        }
+        return 1;
+    }
+    else if (PyList_Check(v)) {
+        if (PyList_Size(v) != n) {
+            return PyErr_BadArgument();
+        }
+        for (i = 0; i < n; i++) {
+            w = PyList_GetItem(v, i);
+            if (!PyInt_Check(w)) {
+                return PyErr_BadArgument();
+            }
+            p_arg[i] = PyInt_AsLong(w);
+        }
+        return 1;
+    }
+    else {
+        return PyErr_BadArgument();
+    }
 }
 
 int
 PyArg_GetShortArray(PyObject *args, int nargs, int i, int n, short *p_arg)
 {
-	PyObject *v, *w;
-	if (!PyArg_GetObject(args, nargs, i, &v))
-		return 0;
-	if (PyTuple_Check(v)) {
-		if (PyTuple_Size(v) != n) {
-			return PyErr_BadArgument();
-		}
-		for (i = 0; i < n; i++) {
-			w = PyTuple_GetItem(v, i);
-			if (!PyInt_Check(w)) {
-				return PyErr_BadArgument();
-			}
-			p_arg[i] = (short) PyInt_AsLong(w);
-		}
-		return 1;
-	}
-	else if (PyList_Check(v)) {
-		if (PyList_Size(v) != n) {
-			return PyErr_BadArgument();
-		}
-		for (i = 0; i < n; i++) {
-			w = PyList_GetItem(v, i);
-			if (!PyInt_Check(w)) {
-				return PyErr_BadArgument();
-			}
-			p_arg[i] = (short) PyInt_AsLong(w);
-		}
-		return 1;
-	}
-	else {
-		return PyErr_BadArgument();
-	}
+    PyObject *v, *w;
+    if (!PyArg_GetObject(args, nargs, i, &v))
+        return 0;
+    if (PyTuple_Check(v)) {
+        if (PyTuple_Size(v) != n) {
+            return PyErr_BadArgument();
+        }
+        for (i = 0; i < n; i++) {
+            w = PyTuple_GetItem(v, i);
+            if (!PyInt_Check(w)) {
+                return PyErr_BadArgument();
+            }
+            p_arg[i] = (short) PyInt_AsLong(w);
+        }
+        return 1;
+    }
+    else if (PyList_Check(v)) {
+        if (PyList_Size(v) != n) {
+            return PyErr_BadArgument();
+        }
+        for (i = 0; i < n; i++) {
+            w = PyList_GetItem(v, i);
+            if (!PyInt_Check(w)) {
+                return PyErr_BadArgument();
+            }
+            p_arg[i] = (short) PyInt_AsLong(w);
+        }
+        return 1;
+    }
+    else {
+        return PyErr_BadArgument();
+    }
 }
 
 int
 PyArg_GetDoubleArray(PyObject *args, int nargs, int i, int n, double *p_arg)
 {
-	PyObject *v, *w;
-	if (!PyArg_GetObject(args, nargs, i, &v))
-		return 0;
-	if (PyTuple_Check(v)) {
-		if (PyTuple_Size(v) != n) {
-			return PyErr_BadArgument();
-		}
-		for (i = 0; i < n; i++) {
-			w = PyTuple_GetItem(v, i);
-			if (!extractdouble(w, &p_arg[i]))
-				return 0;
-		}
-		return 1;
-	}
-	else if (PyList_Check(v)) {
-		if (PyList_Size(v) != n) {
-			return PyErr_BadArgument();
-		}
-		for (i = 0; i < n; i++) {
-			w = PyList_GetItem(v, i);
-			if (!extractdouble(w, &p_arg[i]))
-				return 0;
-		}
-		return 1;
-	}
-	else {
-		return PyErr_BadArgument();
-	}
+    PyObject *v, *w;
+    if (!PyArg_GetObject(args, nargs, i, &v))
+        return 0;
+    if (PyTuple_Check(v)) {
+        if (PyTuple_Size(v) != n) {
+            return PyErr_BadArgument();
+        }
+        for (i = 0; i < n; i++) {
+            w = PyTuple_GetItem(v, i);
+            if (!extractdouble(w, &p_arg[i]))
+                return 0;
+        }
+        return 1;
+    }
+    else if (PyList_Check(v)) {
+        if (PyList_Size(v) != n) {
+            return PyErr_BadArgument();
+        }
+        for (i = 0; i < n; i++) {
+            w = PyList_GetItem(v, i);
+            if (!extractdouble(w, &p_arg[i]))
+                return 0;
+        }
+        return 1;
+    }
+    else {
+        return PyErr_BadArgument();
+    }
 }
 
 int
 PyArg_GetFloatArray(PyObject *args, int nargs, int i, int n, float *p_arg)
 {
-	PyObject *v, *w;
-	if (!PyArg_GetObject(args, nargs, i, &v))
-		return 0;
-	if (PyTuple_Check(v)) {
-		if (PyTuple_Size(v) != n) {
-			return PyErr_BadArgument();
-		}
-		for (i = 0; i < n; i++) {
-			w = PyTuple_GetItem(v, i);
-			if (!extractfloat(w, &p_arg[i]))
-				return 0;
-		}
-		return 1;
-	}
-	else if (PyList_Check(v)) {
-		if (PyList_Size(v) != n) {
-			return PyErr_BadArgument();
-		}
-		for (i = 0; i < n; i++) {
-			w = PyList_GetItem(v, i);
-			if (!extractfloat(w, &p_arg[i]))
-				return 0;
-		}
-		return 1;
-	}
-	else {
-		return PyErr_BadArgument();
-	}
+    PyObject *v, *w;
+    if (!PyArg_GetObject(args, nargs, i, &v))
+        return 0;
+    if (PyTuple_Check(v)) {
+        if (PyTuple_Size(v) != n) {
+            return PyErr_BadArgument();
+        }
+        for (i = 0; i < n; i++) {
+            w = PyTuple_GetItem(v, i);
+            if (!extractfloat(w, &p_arg[i]))
+                return 0;
+        }
+        return 1;
+    }
+    else if (PyList_Check(v)) {
+        if (PyList_Size(v) != n) {
+            return PyErr_BadArgument();
+        }
+        for (i = 0; i < n; i++) {
+            w = PyList_GetItem(v, i);
+            if (!extractfloat(w, &p_arg[i]))
+                return 0;
+        }
+        return 1;
+    }
+    else {
+        return PyErr_BadArgument();
+    }
 }