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