| 1 | /* The <math.h> header contains prototypes for mathematical functions. */
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| 2 |
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| 3 | #ifndef _MATH_H
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| 4 | #define _MATH_H
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| 5 |
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| 6 | #ifndef _ANSI_H
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| 7 | #include <ansi.h>
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| 8 | #endif
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| 9 |
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| 10 | #define HUGE_VAL (__huge_val()) /* may be infinity */
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| 11 |
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| 12 | /* Function Prototypes. */
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| 13 | _PROTOTYPE( double __huge_val, (void) );
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| 14 | _PROTOTYPE( int __IsNan, (double _x) );
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| 15 |
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| 16 | _PROTOTYPE( double acos, (double _x) );
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| 17 | _PROTOTYPE( double asin, (double _x) );
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| 18 | _PROTOTYPE( double atan, (double _x) );
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| 19 | _PROTOTYPE( double atan2, (double _y, double _x) );
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| 20 | _PROTOTYPE( double ceil, (double _x) );
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| 21 | _PROTOTYPE( double cos, (double _x) );
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| 22 | _PROTOTYPE( double cosh, (double _x) );
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| 23 | _PROTOTYPE( double exp, (double _x) );
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| 24 | _PROTOTYPE( double fabs, (double _x) );
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| 25 | _PROTOTYPE( double floor, (double _x) );
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| 26 | _PROTOTYPE( double fmod, (double _x, double _y) );
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| 27 | _PROTOTYPE( double frexp, (double _x, int *_exp) );
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| 28 | _PROTOTYPE( double ldexp, (double _x, int _exp) );
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| 29 | _PROTOTYPE( double log, (double _x) );
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| 30 | _PROTOTYPE( double log10, (double _x) );
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| 31 | _PROTOTYPE( double modf, (double _x, double *_iptr) );
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| 32 | _PROTOTYPE( double pow, (double _x, double _y) );
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| 33 | _PROTOTYPE( double sin, (double _x) );
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| 34 | _PROTOTYPE( double sinh, (double _x) );
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| 35 | _PROTOTYPE( double sqrt, (double _x) );
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| 36 | _PROTOTYPE( double tan, (double _x) );
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| 37 | _PROTOTYPE( double tanh, (double _x) );
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| 38 | _PROTOTYPE( double hypot, (double _x, double _y) );
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| 39 |
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| 40 | #ifdef _POSIX_SOURCE /* STD-C? */
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| 41 | #include <mathconst.h>
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| 42 | #endif
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| 43 |
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| 44 | #endif /* _MATH_H */
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