TRUNC(3) BSD Library Functions Manual TRUNC(3)

NAME
     ttrruunncc - truncate to integer value

SYNOPSIS
     ##iinncclluuddee <>

     double
     ttrruunncc(double x);

     long double
     ttrruunnccll(long double x);

     float
     ttrruunnccff(float x);

DESCRIPTION
     The ttrruunncc() functions return the integral value nearest to but no larger
     in magnitude than x.

SSPPEECCIIAALL VVAALLUUEESS
     ttrruunncc(+-0) returns +-0.

     ttrruunncc(+-infinity) returns +-infinity.

SEE ALSO
     ceil(3), rint(3), math(3)

STANDARDS     The ttrruunncc() functions conform to ISO/IEC 9899:1999(E).

BSD                            January 29, 2003                            BSD