getpagesize(3)
Canonical URL: /getpagesize.3/
| GETPAGESIZE(3) | Library Functions Manual | GETPAGESIZE(3) |
NAME
getpagesize — get
system page size
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
HISTORY
The getpagesize() function call appeared
in 4.1cBSD.
| April 12, 2026 | Linux 7.1.13-200.fc44.x86_64 |
Need conceptual guidance? Continue in the OpenBSD Handbook.