Index: Include/Python.h
===================================================================
--- Include/Python.h	(revision 82109)
+++ Include/Python.h	(working copy)
@@ -150,13 +150,8 @@
    Set ml_flags in the PyMethodDef to METH_NOARGS. */
 #define PyArg_NoArgs(v)		PyArg_Parse(v, "")
 
-/* Convert a possibly signed character to a nonnegative int */
-/* XXX This assumes characters are 8 bits wide */
-#ifdef __CHAR_UNSIGNED__
-#define Py_CHARMASK(c)		(c)
-#else
-#define Py_CHARMASK(c)		((unsigned char)((c) & 0xff))
-#endif
+/* Cast a char to unsigned char. */
+#define Py_CHARMASK(c)		((unsigned char)(c))
 
 #include "pyfpe.h"