/var/lang/lib/node_modules/npm/bin/node-gyp-bin
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
if not defined npm_config_node_gyp ( node "%~dp0\..\..\node_modules\node-gyp\bin\node-gyp.js" %*) else ( node "%npm_config_node_gyp%" %*)