s_fabs.c revision 50476 
12116Sjkh/* @(#)s_fabs.c 5.1 93/09/24 */
22116Sjkh/*
32116Sjkh * ====================================================
42116Sjkh * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
52116Sjkh *
62116Sjkh * Developed at SunPro, a Sun Microsystems, Inc. business.
72116Sjkh * Permission to use, copy, modify, and distribute this
88870Srgrimes * software is freely granted, provided that this notice
92116Sjkh * is preserved.
102116Sjkh * ====================================================
112116Sjkh */
122116Sjkh
132116Sjkh#ifndef lint
1450476Speterstatic char rcsid[] = "$FreeBSD: head/lib/msun/src/s_fabs.c 50476 1999-08-28 00:22:10Z peter $";
152116Sjkh#endif
162116Sjkh
172116Sjkh/*
182116Sjkh * fabs(x) returns the absolute value of x.
192116Sjkh */
202116Sjkh
212116Sjkh#include "math.h"
222116Sjkh#include "math_private.h"
232116Sjkh
242116Sjkh#ifdef __STDC__
252116Sjkh	double fabs(double x)
262116Sjkh#else
272116Sjkh	double fabs(x)
282116Sjkh	double x;
292116Sjkh#endif
302116Sjkh{
312116Sjkh	u_int32_t high;
322116Sjkh	GET_HIGH_WORD(high,x);
332116Sjkh	SET_HIGH_WORD(x,high&0x7fffffff);
342116Sjkh        return x;
352116Sjkh}
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