CEIL(3) BSD Library Functions Manual CEIL(3)NAME
ceil, ceilf — round to smallest integral value greater than or equal to x
LIBRARY
Math Library (libm, -lm)
SYNOPSIS
#include <math.h>
double
ceil(double x);
float
ceilf(float x);
DESCRIPTION
The ceil() and ceilf() functions return the smallest integral value
greater than or equal to x.
SEE ALSOabs(3), fabs(3), floor(3), ieee(3), math(3), rint(3)STANDARDS
The ceil() function conforms to ANSI X3.159-1989 (“ANSI C89”).
BSD March 10, 1994 BSD