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* Fix for missing std::isnormal with SOLARIS8/GCC3.2
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#if defined (SOLARIS_2_8) && __GNUC__ == 3 && __GNUC_MINOR__ == 2
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#define isinf(x) ((fpclass(x) == FP_NINF) || (fpclass(x) == FP_PINF))
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#elif defined(__APPLE__) && __GNUC__ == 3
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#define isinf(x) __isinf(x)
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#endif /* __ISINF_H__ */