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[] = "$FreeBSD$"; 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 2497413Salfreddouble 2597413Salfredfabs(double x) 262116Sjkh{ 272116Sjkh u_int32_t high; 282116Sjkh GET_HIGH_WORD(high,x); 292116Sjkh SET_HIGH_WORD(x,high&0x7fffffff); 302116Sjkh return x; 312116Sjkh} 32