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1  
2  /* @(#)w_fmod.c 1.3 95/01/18 */
3  /*
4   * ====================================================
5   * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
6   *
7   * Developed at SunSoft, a Sun Microsystems, Inc. business.
8   * Permission to use, copy, modify, and distribute this
9   * software is freely granted, provided that this notice
10   * is preserved.
11   * ====================================================
12   */
13  
14  /*
15   * wrapper ieee_fmod(x,y)
16   */
17  
18  #include "fdlibm.h"
19  
20  
21  #ifdef __STDC__
ieee_fmod(double x,double y)22  	double ieee_fmod(double x, double y)	/* wrapper fmod */
23  #else
24  	double ieee_fmod(x,y)		/* wrapper fmod */
25  	double x,y;
26  #endif
27  {
28  #ifdef _IEEE_LIBM
29  	return __ieee754_fmod(x,y);
30  #else
31  	double z;
32  	z = __ieee754_fmod(x,y);
33  	if(_LIB_VERSION == _IEEE_ ||ieee_isnan(y)||ieee_isnan(x)) return z;
34  	if(y==0.0) {
35  	        return __kernel_standard(x,y,27); /* ieee_fmod(x,0) */
36  	} else
37  	    return z;
38  #endif
39  }
40