exit 1
fi
-version_string=$($gas --version | head -1 | sed -e 's/.*) *\([0-9.]*\).*/\1/' )
+version_string=$($gas --version | head -1 | \
+ sed -e 's/(.*)//; s/[^0-9.]*\([0-9.]*\).*/\1/')
MAJOR=$(echo $version_string | cut -d . -f 1)
MINOR=$(echo $version_string | cut -d . -f 2)