background 1 user commands djbwares
background run program without waiting for it
`background` subprogram args

## Description

`background` runs subprogram as a child process (not a process group leader) and then exits without waiting for subprogram to finish.

## History

`background` was originally part of Daniel J. Bernstein's ptyget toolset in 1996.

## Author

Original code and documentation by Daniel J. Bernstein. Documentation modernizations by Jonathan de Boyne Pollard.