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BITOPS(3) Library Functions Manual BITOPS(3) 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 to 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. NetBSD 8.0 December 4, 2012 NetBSD 8.0