flac dev - Jun 2011 - libFlac 1.2.1 fails to fully build (Vista, MinGW 4.5.0, MSYS)

My problems and the fixes for them are both described on the hydrogen 
audio forums here :
http://www.hydrogenaudio.org/forums/index.php?showtopic=89083

Please let me know if you commit these fixes.

Thanks, Edgar.