34:&gt; (os/exit)
$ janet -h
usage: janet [options] script args...
Options are:
  -h : Show this help
  -v : Print the version string
  -s : Use raw stdin instead of getline like functionality
  -e code : Execute a string of janet
  -r : Enter the repl after running all scripts
  -p : Keep on executing if there is a top level error (persistent)
  -q : Hide prompt, logo, and repl output (quiet)
  -k : Compile scripts but do not execute
  -m syspath : Set system path for loading global modules
  -c source out