exitcode 1.0.0

Preferred system exit codes as defined by sysexits.h
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13

# exitcode
System exit code constants as defined by [sysexits.h](https://www.freebsd.org/cgi/man.cgi?query=sysexits&apropos=0&sektion=0&manpath=FreeBSD+4.3-RELEASE&format=html)

# Installing
```
$ cargo install exitcode
```
# Example
```
use exitcode;

::std::process::exit(exitcode::OK);
```