I'm getting a build error on windows on both release and debug:

5>LoadEffects.cpp
5>c:\users\david\audacity source\src\effects\ScienFilter.h(257) : error C2011: 'SliderAx' : 'class' type redefinition
5>        c:\users\david\audacity source\src\effects\Equalization.h(403) : see declaration of 'SliderAx'

David