Any vimscripts that use has("unix") or has("win32") etc will incorrectly detect that the Vim bundled with this project is not running Windows.

This code in particular for the Syntastic plugin is causing issues for me: https://github.com/scrooloose/syntastic/blob/50d0315835047c35a1f6f6edf214e612d6eae3dd/autoload/syntastic/util.vim#L11-L13