PWD = /home/uke/oil
PATH = /home/uke/oil/_tmp/shells:/wedge/oils-for-unix.org/pkg/python3/3.10.4/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
hello from dash: /bin/dash
hello from bash: /bin/bash
hello from mksh: /bin/mksh
hello from zsh: /usr/bin/zsh
hello from ash: ash
hello from osh: osh: not found
__ smoke
__ interactive
__ ysh-json