1 test -z "$BASH_VERSION" && return
2 complete -o default _nullcommand &> /dev/null || return
3 complete -r _nullcommand &> /dev/null || return
4 test -s /usr/share/osc/complete && complete -o default -C /usr/share/osc/complete osc
5 test -s /usr/lib64/osc/complete && complete -o default -C /usr/lib64/osc/complete osc
6 test -s /usr/lib/osc/complete && complete -o default -C /usr/lib/osc/complete osc