Backport #876 from trunk:
Re-enable the restart functionality by removing some variables from the saved environment.

/branches/1.2/scripts/functions | 16 10 6 0 ++++++++++------
1 file changed, 10 insertions(+), 6 deletions(-)

 reporter_name="Ioannis E. VENETIS"

 reporter_url="http://sourceware.org/ml/crossgcc/2008-06/msg00017.html"