1 ./shopt.tests: line 2: shopt: -z: invalid option
2 shopt: usage: shopt [-pqsu] [-o] [optname ...]
16 shopt -s expand_aliases
21 shopt -s force_fignore
29 shopt -s interactive_comments
33 shopt -u no_empty_cmd_completion
39 shopt -u restricted_shell
40 shopt -u shift_verbose
50 shopt -s expand_aliases
52 shopt -s force_fignore
54 shopt -s interactive_comments
81 shopt -u no_empty_cmd_completion
85 shopt -u restricted_shell
86 shopt -u shift_verbose
111 no_empty_cmd_completion off
129 set -o interactive-comments
157 interactive-comments on
185 set -o interactive-comments
211 set -o interactive-comments
255 ./shopt.tests: line 93: shopt: xyz1: invalid shell option name
256 ./shopt.tests: line 94: shopt: xyz1: invalid option name