HP-UX Reference (11i v1 05/09) - 2 System Calls (vol 5)

g
getpagesize(2) getpagesize(2)
NAME
getpagesize - get the current page size
SYNOPSIS
#include <unistd.h>
int getpagesize(void);
DESCRIPTION
The getpagesize()
function returns the current page size.
The
getpagesize()
function is equivalent to sysconf(_SC_PAGE_SIZE)
and
sysconf(_SC_PAGESIZE)
.
RETURN VALUE
The
getpagesize()
function returns the current page size.
ERRORS
No errors are defined.
APPLICATION USAGE
The value returned by
getpagesize()
need not be the minimum value that malloc() can allocate.
Moreover, the application cannot assume that an object of this size can be allocated with
malloc()
.
SEE ALSO
brk(2), getrlimit(2), mmap(2), mprotect(2), munmap(2), msync(2), sysconf(2), <unistd.h>.
CHANGE HISTORY
First released in Issue 4, Version 2.
HP-UX 11i Version 1: September 2005 − 1 − Hewlett-Packard Company Section 2−−101