Try adding  -D_GLIBCPP_USE_C99=1

On 8/22/06, Hans-Christoph Steiner <hans@eds.org > wrote:

Does anyone know why isnan() wouldn't be found on 10.3, while it is
on 10.4  As far as I can tell, the declarations are in the same place
on both: /usr/include/architecture/ppc/c++config.h.  Specifically,
this is affecting the C++ objects from creb: