1*61111Sbostic.\" Copyright (c) 1983, 1991, 1993 2*61111Sbostic.\" The Regents of the University of California. All rights reserved. 320231Smckusick.\" 443568Strent.\" %sccs.include.redist.man% 520231Smckusick.\" 6*61111Sbostic.\" @(#)getpagesize.3 8.1 (Berkeley) 06/04/93 738053Sbostic.\" 847208Scael.Dd 958949Smckusick.Dt GETPAGESIZE 3 1047208Scael.Os BSD 4.2 1147208Scael.Sh NAME 1247208Scael.Nm getpagesize 1347208Scael.Nd get system page size 1447208Scael.Sh SYNOPSIS 1547208Scael.Fd #include <unistd.h> 1647208Scael.Ft int 1747208Scael.Fn getpagesize void 1847208Scael.Sh DESCRIPTION 1947208Scael.Fn Getpagesize 2020231Smckusickreturns the number of bytes in a page. 2120231SmckusickPage granularity is the granularity of many of the memory 2220231Smckusickmanagement calls. 2347208Scael.Pp 2420231SmckusickThe page size is a 2547208Scael.Xr system 2620231Smckusickpage size and may not be the same as the underlying 2720231Smckusickhardware page size. 2847208Scael.Sh SEE ALSO 2947208Scael.Xr sbrk 2 , 3047208Scael.Xr pagesize 1 3147208Scael.Sh HISTORY 3247208ScaelThe 3347208Scael.Nm 3447208Scaelfunction call appeared in 3547208Scael.Bx 4.2 . 36