<!-- Thank you for reporting an issue. This issue tracker is for bugs and issues found within Node.js core. If you require more general support please file an issue on our help repo. https://github.com/nodejs/help Please fill in as much of the template below as you're able. Version: output of `node -v` Platform: output of `uname -a` (UNIX), or version and 32 or 64-bit (Windows) Subsystem: if known, please specify affected core module name If possible, please provide code that demonstrates the problem, keeping it as simple and free of external dependencies as you are able. --> * **Version**: master * **Platform**: Windows * **Subsystem**: <!-- Enter your issue details below this comment. --> Change https://github.com/nodejs/node/commit/fda2b9aca9ae813ba9fdb3f2ed253edc0f264fdd introduced a build break in Windows ( without cygwin installed ). ``` 'cp' is not recognized as an internal or external command ``` @ak239
