1 ./shopt.tests: shopt: illegal option: -z
2 shopt: usage: shopt [-pqsu] [-o long-option] optname [optname...]
11 shopt -s expand_aliases
18 shopt -s interactive_comments
21 shopt -u no_empty_cmd_completion
26 shopt -u restricted_shell
27 shopt -u shift_verbose
37 shopt -s expand_aliases
39 shopt -s interactive_comments
56 shopt -u no_empty_cmd_completion
59 shopt -u restricted_shell
60 shopt -u shift_verbose
75 no_empty_cmd_completion off
101 set -o interactive-comments
125 interactive-comments on
149 set -o interactive-comments
163 set -o interactive-comments
198 ./shopt.tests: shopt: xyz1: unknown shell option name
199 ./shopt.tests: shopt: xyz1: unknown option name