+#if (defined (_MSC_VER) && _MSC_VER >= 1400)
+/*
+ * This is the (empty) invalid parameter handler
+ * that is used for Visual C++ 2005 (and later) builds
+ * so that we can use this instead of the system automatically
+ * aborting the process.
+ *
+ * This is necessary as we use _get_oshandle() to check the validity
+ * of the file descriptors as we close them, so when an invalid file
+ * descriptor is passed into that function as we check on it, we get
+ * -1 as the result, instead of the gspawn helper program aborting.
+ *
+ * Please see http://msdn.microsoft.com/zh-tw/library/ks2530z6%28v=vs.80%29.aspx
+ * for an explanation on this.
+ */
+void myInvalidParameterHandler(
+ const wchar_t * expression,
+ const wchar_t * function,
+ const wchar_t * file,
+ unsigned int line,
+ uintptr_t pReserved
+)
+{
+ return;
+}
+#endif
+
+