1 ./shopt.tests: line 2: shopt: -z: invalid option
2 shopt: usage: shopt [-pqsu] [-o long-option] optname [optname...]
12 shopt -s expand_aliases
17 shopt -s force_fignore
24 shopt -s interactive_comments
28 shopt -u no_empty_cmd_completion
34 shopt -u restricted_shell
35 shopt -u shift_verbose
45 shopt -s expand_aliases
47 shopt -s force_fignore
49 shopt -s interactive_comments
71 shopt -u no_empty_cmd_completion
75 shopt -u restricted_shell
76 shopt -u shift_verbose
96 no_empty_cmd_completion off
114 set -o interactive-comments
142 interactive-comments on
170 set -o interactive-comments
196 set -o interactive-comments
240 ./shopt.tests: line 93: shopt: xyz1: invalid shell option name
241 ./shopt.tests: line 94: shopt: xyz1: invalid option name