diff --git a/test/cfg/windows.cpp b/test/cfg/windows.cpp
index 0aa8de5da..721893e67 100644
--- a/test/cfg/windows.cpp
+++ b/test/cfg/windows.cpp
@@ -14,6 +14,21 @@
 #include <time.h>
 #include <memory.h>
 #include <mbstring.h>
+#include <wchar.h>
+
+int ignoredReturnValue__wtoi_l(const wchar_t *str, _locale_t locale)
+{
+    // cppcheck-suppress ignoredReturnValue
+    _wtoi_l(str,locale);
+    return _wtoi_l(str,locale);
+}
+
+int ignoredReturnValue__atoi_l(const char *str, _locale_t locale)
+{
+    // cppcheck-suppress ignoredReturnValue
+    _atoi_l(str,locale);
+    return _atoi_l(str,locale);
+}
 
 void invalidFunctionArg__fseeki64(FILE* stream, __int64 offset, int origin)
 {