Subtle change to hex/oct formatting so the largest negative number

does not receive a minus sign.

Objects/intobject.c

@@ -725,7 +725,7 @@ int_oct(v)
 	long x = v -> ob_ival;
 	if (x == 0)
 		strcpy(buf, "0");
-	else if (x > 0)
+	else if (-x < 0)
 		sprintf(buf, "0%lo", x);
 	else
 		sprintf(buf, "-0%lo", -x);
@@ -738,7 +738,7 @@ int_hex(v)
 {
 	char buf[20];
 	long x = v -> ob_ival;
-	if (x >= 0)
+	if (-x <= 0)
 		sprintf(buf, "0x%lx", x);
 	else
 		sprintf(buf, "-0x%lx", -x);