Provide support of POSIX functions

[Patryk Kubiak]

Target Description

Here put description of the problem - why this point is needed

General Description

Here put description of the point - how it works, what it should provide, etc

List of requirements

• [ #000 ] - Point requirement 1
• [ #000 ] - Point requirement 2

Goal

• [ #197 ] - Provide full support of POSIX commands and functions

Stories

• [ #000 ] - <story name>