[?1034hdiff -r 0ce4ce919ccd Modules/zlibmodule.c
--- a/Modules/zlibmodule.c	Mon Jun 16 17:12:39 2014 +0200
+++ b/Modules/zlibmodule.c	Mon Jun 16 18:03:38 2014 +0200
@@ -3,6 +3,7 @@
 
 /* Windows users:  read Python's PCbuild\readme.txt */
 
+#define PY_SSIZE_T_CLEAN
 
 #include "Python.h"
 #include "structmember.h"