optimizing check_forked check if -u is supported #173
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even when running in the
noerrormode (i.e.set -e) you shouldn't have to unset and check for the exit status, but instead the if statement should handle the error and continue normally if it exists (-udoes exist) and it will exit with a 0, or in this case not go into the if statement at all (since you don't have an else statement) if it fails.