diff --git a/Python/pylifecycle.c b/Python/pylifecycle.c
index cfb3a7d..5c50d4d 100644
--- a/Python/pylifecycle.c
+++ b/Python/pylifecycle.c
@@ -57,7 +57,6 @@
 static PyStatus init_import_site(void);
 static PyStatus init_set_builtins_open(void);
 static PyStatus init_sys_streams(PyThreadState *tstate);
-static PyStatus init_signals(PyThreadState *tstate);
 static void call_py_exitfuncs(PyThreadState *tstate);
 static void wait_for_thread_shutdown(PyThreadState *tstate);
 static void call_ll_exitfuncs(_PyRuntimeState *runtime);
@@ -1013,11 +1012,8 @@
     }
 
     if (is_main_interp) {
-        if (config->install_signal_handlers) {
-            status = init_signals(tstate);
-            if (_PyStatus_EXCEPTION(status)) {
-                return status;
-            }
+        if (_PySignal_Init(config->install_signal_handlers) < 0) {
+            return _PyStatus_ERR("can't initialize signals");
         }
 
         if (_PyTraceMalloc_Init(config->tracemalloc) < 0) {
@@ -2442,25 +2438,6 @@
     exit(sts);
 }
 
-static PyStatus
-init_signals(PyThreadState *tstate)
-{
-#ifdef SIGPIPE
-    PyOS_setsig(SIGPIPE, SIG_IGN);
-#endif
-#ifdef SIGXFZ
-    PyOS_setsig(SIGXFZ, SIG_IGN);
-#endif
-#ifdef SIGXFSZ
-    PyOS_setsig(SIGXFSZ, SIG_IGN);
-#endif
-    PyOS_InitInterrupts(); /* May imply init_signals() */
-    if (_PyErr_Occurred(tstate)) {
-        return _PyStatus_ERR("can't import signal");
-    }
-    return _PyStatus_OK();
-}
-
 
 /* Restore signals that the interpreter has called SIG_IGN on to SIG_DFL.
  *