Revert these changes:
authorBen Elliston <bje@gnu.org>
Tue, 29 Aug 2017 07:10:09 +0000 (17:10 +1000)
committerBen Elliston <bje@gnu.org>
Tue, 29 Aug 2017 07:10:09 +0000 (17:10 +1000)
commita5d5bd4f3a37f223d8820610950a16d8afeb8d3d
tree90261f95ad2c5d1d707ca7ed56df9cd1ecf2688a
parente301ae8ebdd5d07360501b05aa1075242ceef5c5
Revert these changes:

2016-04-25  Ben Elliston  <bje@gnu.org>

* testsuite/runtest.all/utils.test: Remove unsetenv test.

2016-04-24  Ben Elliston  <bje@gnu.org>

* lib/utils.exp (unsetenv): Remove proc.
* doc/dejagnu.texi: Update documentation.
* NEWS: Update.
ChangeLog
NEWS
doc/dejagnu.texi
lib/utils.exp
testsuite/runtest.all/utils.test