Issue #5562: Use wcsftime for time.strftime where available.
diff --git a/PC/pyconfig.h b/PC/pyconfig.h
index e0c9f48..d76846f 100644
--- a/PC/pyconfig.h
+++ b/PC/pyconfig.h
@@ -637,6 +637,9 @@
 /* Define if you have waitpid.  */
 /* #undef HAVE_WAITPID */
 
+/* Define to 1 if you have the `wcsftime' function. */
+#define HAVE_WCSFTIME 1
+
 /* Define to 1 if you have the `wcscoll' function. */
 #ifndef MS_WINCE
 #define HAVE_WCSCOLL 1