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#ifndef __ZMATH_H

#define __ZMATH_H

#include <errno.h>

#define NUM 3

#define NAN 2

#define INF 1

#define __PI 3.14159265358979323846

#define __SQRT_HALF 0.70710678118654752440

#define __PI_OVER_TWO 1.57079632679489661923132

extern double BIGX;

extern double SMALLX;

typedef const union

{

  long l[2];

  double d;

} udouble;

typedef const union

{

  long l;

  float f;

} ufloat;

extern double BIGX;

extern double SMALLX;

extern udouble z_infinity;

extern udouble z_notanum;

extern double  z_rooteps;

extern ufloat  z_infinity_f;

extern ufloat  z_notanum_f;

extern float   z_rooteps_f;

/* Core math routines. */

int    _EXFUN (numtest, (double));

int    _EXFUN (numtestf, (float));

double _EXFUN (logarithm, (double, int));

float  _EXFUN (logarithmf, (float, int));

double _EXFUN (sine, (double, int));

float  _EXFUN (sinef, (float, int));

double _EXFUN (asine, (double, int));

float  _EXFUN (asinef, (float, int));

double _EXFUN (atangent, (double, double, double, int));

float  _EXFUN (atangentf, (float, float, float, int));

double _EXFUN (sineh, (double, int));

float  _EXFUN (sinehf, (float, int));

#endif /* no __ZMATH_H */