Manpages

GETPAGESIZE(3) BSD Library Functions Manual GETPAGESIZE(3)

NAME

getpagesize — get system page size

LIBRARY

Standard C Library (libc, −lc)

SYNOPSIS

#include <unistd.h>

int

getpagesize(void);

DESCRIPTION

The getpagesize() function returns the number of bytes in a page. Page granularity is the granularity of many of the memory management calls.

The page size is a system page size and may not be the same as the underlying hardware page size.

SEE ALSO

pagesize(1), sbrk(2)

HISTORY

The getpagesize() function appeared in 4.2BSD.

BSD June 4, 1993 BSD