diff --git a/Modules/signalmodule.c b/Modules/signalmodule.c
index 2802af7..f15c62a 100644
--- a/Modules/signalmodule.c
+++ b/Modules/signalmodule.c
@@ -318,172 +318,172 @@
 #ifdef SIGHUP
 	x = PyInt_FromLong(SIGHUP);
 	PyDict_SetItemString(d, "SIGHUP", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGINT
 	x = PyInt_FromLong(SIGINT);
 	PyDict_SetItemString(d, "SIGINT", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGQUIT
 	x = PyInt_FromLong(SIGQUIT);
 	PyDict_SetItemString(d, "SIGQUIT", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGILL
 	x = PyInt_FromLong(SIGILL);
 	PyDict_SetItemString(d, "SIGILL", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGTRAP
 	x = PyInt_FromLong(SIGTRAP);
 	PyDict_SetItemString(d, "SIGTRAP", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGIOT
 	x = PyInt_FromLong(SIGIOT);
 	PyDict_SetItemString(d, "SIGIOT", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGABRT
 	x = PyInt_FromLong(SIGABRT);
 	PyDict_SetItemString(d, "SIGABRT", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGEMT
 	x = PyInt_FromLong(SIGEMT);
 	PyDict_SetItemString(d, "SIGEMT", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGFPE
 	x = PyInt_FromLong(SIGFPE);
 	PyDict_SetItemString(d, "SIGFPE", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGKILL
 	x = PyInt_FromLong(SIGKILL);
 	PyDict_SetItemString(d, "SIGKILL", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGBUS
 	x = PyInt_FromLong(SIGBUS);
 	PyDict_SetItemString(d, "SIGBUS", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGSEGV
 	x = PyInt_FromLong(SIGSEGV);
 	PyDict_SetItemString(d, "SIGSEGV", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGSYS
 	x = PyInt_FromLong(SIGSYS);
 	PyDict_SetItemString(d, "SIGSYS", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGPIPE
 	x = PyInt_FromLong(SIGPIPE);
 	PyDict_SetItemString(d, "SIGPIPE", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGALRM
 	x = PyInt_FromLong(SIGALRM);
 	PyDict_SetItemString(d, "SIGALRM", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGTERM
 	x = PyInt_FromLong(SIGTERM);
 	PyDict_SetItemString(d, "SIGTERM", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGUSR1
 	x = PyInt_FromLong(SIGUSR1);
 	PyDict_SetItemString(d, "SIGUSR1", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGUSR2
 	x = PyInt_FromLong(SIGUSR2);
 	PyDict_SetItemString(d, "SIGUSR2", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGCLD
 	x = PyInt_FromLong(SIGCLD);
 	PyDict_SetItemString(d, "SIGCLD", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGCHLD
 	x = PyInt_FromLong(SIGCHLD);
 	PyDict_SetItemString(d, "SIGCHLD", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGPWR
 	x = PyInt_FromLong(SIGPWR);
 	PyDict_SetItemString(d, "SIGPWR", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGIO
 	x = PyInt_FromLong(SIGIO);
 	PyDict_SetItemString(d, "SIGIO", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGURG
 	x = PyInt_FromLong(SIGURG);
 	PyDict_SetItemString(d, "SIGURG", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGWINCH
 	x = PyInt_FromLong(SIGWINCH);
 	PyDict_SetItemString(d, "SIGWINCH", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGPOLL
 	x = PyInt_FromLong(SIGPOLL);
 	PyDict_SetItemString(d, "SIGPOLL", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGSTOP
 	x = PyInt_FromLong(SIGSTOP);
 	PyDict_SetItemString(d, "SIGSTOP", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGTSTP
 	x = PyInt_FromLong(SIGTSTP);
 	PyDict_SetItemString(d, "SIGTSTP", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGCONT
 	x = PyInt_FromLong(SIGCONT);
 	PyDict_SetItemString(d, "SIGCONT", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGTTIN
 	x = PyInt_FromLong(SIGTTIN);
 	PyDict_SetItemString(d, "SIGTTIN", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGTTOU
 	x = PyInt_FromLong(SIGTTOU);
 	PyDict_SetItemString(d, "SIGTTOU", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGVTALRM
 	x = PyInt_FromLong(SIGVTALRM);
 	PyDict_SetItemString(d, "SIGVTALRM", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGPROF
 	x = PyInt_FromLong(SIGPROF);
 	PyDict_SetItemString(d, "SIGPROF", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGXCPU
 	x = PyInt_FromLong(SIGXCPU);
 	PyDict_SetItemString(d, "SIGXCPU", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
 #ifdef SIGXFSZ
 	x = PyInt_FromLong(SIGXFSZ);
 	PyDict_SetItemString(d, "SIGXFSZ", x);
-        Py_DECREF(x);
+        Py_XDECREF(x);
 #endif
         if (!PyErr_Occurred())
                 return;