[Python-Dev] Where is this flag coming from?

[Skip Montanaro]

    Martin> It seems that Skip chose the blacklist approach (aka the
    Martin> I-care-only-about-MacOS approach). Skip's approach is probably
    Martin> overkill, since there will be already -L options for all those
    Martin> directories. It appears that OS X records the full path of the
    Martin> library in the binary, so the notion of a runtime path is
    Martin> irrelevant.

I didn't want to return "" because that would require me to filter it out of
the argument list elsewhere.  "-L" + dir seemed like the most innocuous
change.

Skip