/*- * Copyright (c) 1980 The Regents of the University of California. * All rights reserved. * * This module is believed to contain source code proprietary to AT&T. * Use and redistribution is subject to the Berkeley Software License * Agreement and your Software Agreement with AT&T (Western Electric). */ #ifndef lint static char sccsid[] = "@(#)r_sign.c 5.3 (Berkeley) 4/12/91"; #endif /* not lint */ float r_sign(a,b) float *a, *b; { float x; x = (*a >= 0 ? *a : - *a); return( *b >= 0 ? x : -x); }