RINT(3) BSD Library Functions Manual RINT(3)
NAME
rint, rintf -- round to integral value in floating-point format
LIBRARY
Math Library (libm, -lm)
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.
SEE ALSO
abs(3), ceil(3), fabs(3), floor(3), math(3)
HISTORY
A rint() function appeared in Version 6 AT&T UNIX.
BSD
March 10, 1994 BSD