Untested change to include gmp-mparam.h instead of gmp-impl.h.
Chris Lawrence <quango@ix.netcom.com>
diff --git a/Modules/mpzmodule.c b/Modules/mpzmodule.c
index bfa8ff7..ae4243a 100644
--- a/Modules/mpzmodule.c
+++ b/Modules/mpzmodule.c
@@ -92,7 +92,7 @@
 */
 
 #include "gmp.h"
-#include "gmp-impl.h"
+#include "gmp-mparam.h"
 
 #if __GNU_MP__ + 0 == 2
 #define GMP2