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* More properly set IFS to its default value.P. J. McDermott2012-10-091-1/+2
* Protect library functions from IFS changes.P. J. McDermott2012-10-091-0/+9
* Fix _ob_local().P. J. McDermott2012-10-041-1/+1
* Add a function to validate shell variable names.P. J. McDermott2012-09-281-0/+10
* Return rather than print value in _ob_return.P. J. McDermott2012-09-091-3/+1
* Make sure that _ob_return only unsets variables.P. J. McDermott2012-09-081-1/+1
* Implement _ob_local and _ob_return.P. J. McDermott2012-09-081-0/+42