/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *
 *	@(#)r_nint.c	5.1	06/07/85
 */

double r_nint(x)
float *x;
{
double floor();

return( (*x)>=0 ?
	floor(*x + .5) : -floor(.5 - *x) );
}