Description: define PY_SSIZE_T_CLEAN macro before include Python.h

--- mirage-0.11.1.orig/mirage/imgfuncs.c
+++ mirage-0.11.1/mirage/imgfuncs.c
@@ -1,3 +1,4 @@
+#define PY_SSIZE_T_CLEAN
 #include "Python.h"
 /**
  * copy length chars from source to dest
--- mirage-0.11.1.orig/mirage/xmouse.c
+++ mirage-0.11.1/mirage/xmouse.c
@@ -1,3 +1,4 @@
+#define PY_SSIZE_T_CLEAN
 #include <Python.h>
 #include <X11/Xlib.h>
 
