$ sudo npm install posix
$ sudo npm install -g posix

If want to update the posix package execute the command as below,

$ sudo npm update posix

Update package globally,

$ npm install -g posix

Git clone:

$ sudo  git clone https://github.com/rektide/posix.git

$ sudo  npm install -g ./posix

posix@4.1.1 /usr/lib/node_modules/posix

How to remove posix package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall posix

Basic Information of posix NPM Package: