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() function returns the integral value (represented as a double precision number) nearest to x according to the prevailing rounding mode.
HISTORY
A rint() function appeared in Version 6 AT&T UNIX.