--- Python-3.2/Include/pyerrors.h.orig
+++ Python-3.2/Include/pyerrors.h
@@ -244,7 +244,7 @@ PyAPI_FUNC(int) PyErr_CheckSignals(void)
 
 /* In signalmodule.c */
 #ifndef Py_LIMITED_API
-int PySignal_SetWakeupFd(int fd);
+PyAPI_FUNC(int) PySignal_SetWakeupFd(int fd);
 #endif
 
 /* Support for adding program text to SyntaxErrors */