Replace long with twodigits, to avoid depending
on sizeof(digit) < sizeof(long)
diff --git a/Objects/longobject.c b/Objects/longobject.c
index 6a5a724..9bd6378 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -1273,7 +1273,7 @@
digit powbase = base; /* powbase == base ** power */
int power = 1;
for (;;) {
- unsigned long newpow = powbase * (unsigned long)base;
+ twodigits newpow = powbase * (twodigits)base;
if (newpow >> PyLong_SHIFT) /* doesn't fit in a digit */
break;
powbase = (digit)newpow;