1 2/* @(#)s_fabs.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 * ieee_fabs(x) returns the absolute value of x. 16 */ 17 18#include "fdlibm.h" 19 20#ifdef __STDC__ 21 double ieee_fabs(double x) 22#else 23 double ieee_fabs(x) 24 double x; 25#endif 26{ 27 __HI(x) &= 0x7fffffff; 28 return x; 29} 30