Add'l change for NT (Mark H.).
diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 13e2728..7ab6c58 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -47,6 +47,7 @@
 
 #ifdef NT
 #undef BYTE
+#undef arglist
 #include "windows.h"
 #endif