[vtkusers] Compile Error

[Brad King]

Anthony McCormick wrote:
> Building executable /Develop/VTKBuild/bin/GraphicsCxxTests...
> ld: /Develop/VTKBuild/bin/libvtkpng.a(png.o) illegal reference to 
> symbol: _crc32 defined in indirectly referenced dynamic library 
> /usr/lib/libz.1.dylib
> make[5]: *** [/Develop/VTKBuild/bin/GraphicsCxxTests] Error 1

We'll need a bit more information to help you:

What version of VTK are you building?
On what platform are you building (I'm guessing Mac)?  What version?
What is the setting of VTK_USE_SYSTEM_ZLIB?

Thanks,
-Brad