/* derived from /netlib/fdlibm */ /* @(#)s_fabs.c 1.3 95/01/18 *//* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. * * Developed at SunSoft, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice  * is preserved. * ==================================================== */ /* * fabs(x) returns the absolute value of x. */ #include "fdlibm.h" 	double fabs(double x){	__HI(x) &= 0x7fffffff;        return x;}