Merge change 6059 into donut

unset _xarray

# Execute the contents of any vendorsetup.sh files we can find.

for f in `/bin/ls vendor/*/vendorsetup.sh 2> /dev/null`

for f in `/bin/ls vendor/*/vendorsetup.sh vendor/*/build/vendorsetup.sh 2> /dev/null`

do

    echo "including $f"

    . $f