Ensure that parallel parsing sbs calls pass on --no-depend-generate and --no-depend-include (as these influence makefile generation). Make .DEFAULT a double-colon target, so we don't have to worry about duplicate instances due to -include. Code review updates.

#!/bin/bash

for dir in . cpp-raptor cygwin-1.5.25 mingw-5.1.4 python-2.5.2; do
	echo testing exports.inf in $dir
	(cd $dir; ./exports.sh2; sort exports.inf > t1; sort exports.inf2 > t2; diff t1 t2)
done