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isinf.h

#ifndef __ISINF_H__
#define __ISINF_H__

/*
 * Fix for missing std::isnormal with SOLARIS8/GCC3.2
 */
 
#if defined (SOLARIS)

      #include <ieeefp.h>
      #define isinf(x) ((fpclass(x) == FP_NINF) || (fpclass(x) == FP_PINF))
      
#elif defined(__APPLE__) && __GNUC__ == 3
#define isinf(x) __isinf(x)
#endif

#endif /* __ISINF_H__ */

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