[Insight-users] building ITK on OSX with XCode 2.4 fails

[Tuomas]

Dear experts,

I'm trying to build ITK release 2.8.1 on OSX 10.4.7 (PPC) with the 
latest XCode 2.4 installed. Building fails with the error message shown 
below. Any ideas how to solve this?

thanks in advance,

Tuomas


.....

[ 30%] Building CXX object 
Utilities/vxl/core/vnl/CMakeFiles/itkvnl.dir/vnl_math.o
/Users/tuomas/src/itk/InsightToolkit-2.8.1/Utilities/vxl/core/vnl/vnl_math.cxx: 
In function 'bool vnl_math_isinf(float)':
/Users/tuomas/src/itk/InsightToolkit-2.8.1/Utilities/vxl/core/vnl/vnl_math.cxx:221: 
error: '__isnand' was not declared in this scope
/Users/tuomas/src/itk/InsightToolkit-2.8.1/Utilities/vxl/core/vnl/vnl_math.cxx: 
In function 'bool vnl_math_isinf(double)':
/Users/tuomas/src/itk/InsightToolkit-2.8.1/Utilities/vxl/core/vnl/vnl_math.cxx:223: 
error: '__isnand' was not declared in this scope
/Users/tuomas/src/itk/InsightToolkit-2.8.1/Utilities/vxl/core/vnl/vnl_math.cxx: 
In function 'bool vnl_math_isinf(long double)':
/Users/tuomas/src/itk/InsightToolkit-2.8.1/Utilities/vxl/core/vnl/vnl_math.cxx:225: 
error: '__isnand' was not declared in this scope
make[2]: *** [Utilities/vxl/core/vnl/CMakeFiles/itkvnl.dir/vnl_math.o] 
Error 1
make[1]: *** [Utilities/vxl/core/vnl/CMakeFiles/itkvnl.dir/all] Error 2
make: *** [all] Error 2