backing out -- isnormal not invented on windows??
backing out -- isnormal not invented on windows??

svn path=/trunk/libavg/; revision=3531

yyd01245/libavg,th3infinity/libavg,hoodie/libavg,scotty007/libavg,yyd01245/libavg,yyd01245/libavg,libavg/libavg,th3infinity/libavg,libavg/libavg,hoodie/libavg,th3infinity/libavg,hoodie/libavg,scotty007/libavg,scotty007/libavg,libavg/libavg,hoodie/libavg,libavg/libavg,scotty007/libavg,th3infinity/libavg,yyd01245/libavg