Clean up a few tabs that went in with PEP393.
diff --git a/Include/floatobject.h b/Include/floatobject.h
index 243914b..0ca4881 100644
--- a/Include/floatobject.h
+++ b/Include/floatobject.h
@@ -27,12 +27,12 @@
 #define Py_RETURN_NAN return PyFloat_FromDouble(Py_NAN)
 #endif
 
-#define Py_RETURN_INF(sign) do					\
-	if (copysign(1., sign) == 1.) {				\
-		return PyFloat_FromDouble(Py_HUGE_VAL);	\
-	} else {						\
-		return PyFloat_FromDouble(-Py_HUGE_VAL);	\
-	} while(0)
+#define Py_RETURN_INF(sign) do                     \
+    if (copysign(1., sign) == 1.) {                \
+        return PyFloat_FromDouble(Py_HUGE_VAL);    \
+    } else {                        \
+        return PyFloat_FromDouble(-Py_HUGE_VAL);   \
+    } while(0)
 
 PyAPI_FUNC(double) PyFloat_GetMax(void);
 PyAPI_FUNC(double) PyFloat_GetMin(void);
@@ -113,9 +113,9 @@
 /* Format the object based on the format_spec, as defined in PEP 3101
    (Advanced String Formatting). */
 PyAPI_FUNC(PyObject *) _PyFloat_FormatAdvanced(PyObject *obj,
-					       PyObject *format_spec,
-					       Py_ssize_t start,
-					       Py_ssize_t end);
+                                               PyObject *format_spec,
+                                               Py_ssize_t start,
+                                               Py_ssize_t end);
 #endif /* Py_LIMITED_API */
 
 #ifdef __cplusplus