cfloat.h

   1 #ifndef CFLOAT_H_
   2 #define CFLOAT_H_
   3
   4 int double_format(char *buf, const char *fmt, double val);
   5 double double_signum(double val);
   6 int double_classify(double val);
   7 int double_compare(double a, double b);
   8
   9 #endif