usr/src/usr.bin/f77/libF77/i_sign.c

/*-
 * 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[] = "@(#)i_sign.c    5.2 (Berkeley) 4/12/91";
#endif /* not lint */

long int i_sign(a,b)
long int *a, *b;
{
long int x;
x = (*a >= 0 ? *a : - *a);
return( *b >= 0 ? x : -x);
}