+#ifdef DCPOMATIC_WINDOWS
+ /* unzip on windows crashes every so often (with a return code -1073740940, for some reason)
+ * so try using the built-in tar which can unzip things.
+ */
+ boost::filesystem::create_directories ("build/test/zipper_test1");
+ int const r = system ("tar -xf build\\test\\zipped.zip -C build\\test\\zipper_test1");
+#else