RINT(3) BSD Programmer's Manual RINT(3)NAME
rint, rintf - round to integral value in floating-point format
SYNOPSIS
#include <math.h>
double
rint(double x);
float
rintf(float x);
DESCRIPTION
The rint() and the rintf() functions return the integral value (repre-
sented as a double or float precision number) nearest to x according to
the prevailing rounding mode.
SEE ALSOabs(3), ceil(3), fabs(3), floor(3), ieee(3), math(3)HISTORY
A rint() function appeared in Version 6 AT&T UNIX.
BSDI BSD/OS March 10, 1994 1