NAME

bitops — functions related to bits and integers

SYNOPSIS

#include <sys/bitops.h>

DESCRIPTION

The <sys/bitops.h> header includes macros and static inline functions related bits and integers. Among these are:

bitmap(3)

bitmap manipulation macros

ffs32(3)

functions to find the first and last bit in integers of type uint32_t and uint64_t

ilog2(3)

a macro for binary logarithm

fast_divide32(3)

a function for fast 32-bit division

SEE ALSO

bits(3), bitstring(3), cdefs(3), param(3)

HISTORY

The <sys/bitops.h> header first appeared in NetBSD 4.0.