Fixed windows export.
Fixed windows export.

svn path=/trunk/libavg/; revision=9303

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