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.