[t] Skip the MSVC configuration test on non-Windows platforms (it fails for me during linking when trying to link against libgdbm, which I don't have installed).  The test probably shouldn't pass anyway, because I'm not running Windows.
[t] Skip the MSVC configuration test on non-Windows platforms (it fails for me
during linking when trying to link against libgdbm, which I don't have
installed).  The test probably shouldn't pass anyway, because I'm not running
Windows.


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@22632 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

gagern/parrot,parrot/parrot,tewk/parrot-select,gagern/parrot,youprofit/parrot,tkob/parrot,youprofit/parrot,fernandobrito/parrot,gagern/parrot,tkob/parrot,tewk/parrot-select,FROGGS/parrot,gagern/parrot,youprofit/parrot,FROGGS/parrot,gagern/parrot,FROGGS/parrot,FROGGS/parrot,FROGGS/parrot,tewk/parrot-select,tkob/parrot,tewk/parrot-select,parrot/parrot,tkob/parrot,fernandobrito/parrot,parrot/parrot,parrot/parrot,youprofit/parrot,FROGGS/parrot,tewk/parrot-select,FROGGS/parrot,gitster/parrot,tkob/parrot,gitster/parrot,fernandobrito/parrot,gagern/parrot,youprofit/parrot,tewk/parrot-select,fernandobrito/parrot,gitster/parrot,fernandobrito/parrot,gitster/parrot,fernandobrito/parrot,youprofit/parrot,tkob/parrot,gitster/parrot,gagern/parrot,fernandobrito/parrot,parrot/parrot,gitster/parrot,tkob/parrot,youprofit/parrot,youprofit/parrot,tkob/parrot,gitster/parrot,FROGGS/parrot,tewk/parrot-select