--- /dev/null
+#include <stdio.h>
+#include <stdarg.h>
+#include <wchar.h>
+
+int swprintf(wchar_t *s, size_t n, const wchar_t *fmt, ...)
+{
+ int ret;
+ va_list ap;
+ va_start(ap, fmt);
+ ret = vswprintf(s, n, fmt, ap);
+ va_end(ap);
+ return ret;
+}
+