diff -r 1053d094e346 Python/ceval.c
--- a/Python/ceval.c	Sat Jul 23 08:06:00 2011 +0200
+++ b/Python/ceval.c	Sat Jul 23 12:59:39 2011 +0200
@@ -491,7 +491,6 @@
 } pendingcalls[NPENDINGCALLS];
 static int pendingfirst = 0;
 static int pendinglast = 0;
-static char pendingbusy = 0;
 
 int
 Py_AddPendingCall(int (*func)(void *), void *arg)
@@ -538,6 +537,7 @@
 int
 Py_MakePendingCalls(void)
 {
+ static int busy = 0;
 int i;
 int r = 0;
 
@@ -552,9 +552,9 @@
 if (main_thread && PyThread_get_thread_ident() != main_thread)
 return 0;
 /* don't perform recursive pending calls */
- if (pendingbusy)
+ if (busy)
 return 0;
- pendingbusy = 1;
+ busy = 1;
 /* perform a bounded number of calls, in case of recursion */
 for (i=0; i<npendingcalls; i++) {
 int j;
@@ -583,7 +583,7 @@
 if (r)
 break;
 }
- pendingbusy = 0;
+ busy = 0;
 return r;
 }
 
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