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 under-
     lying hardware page size.

SEE ALSO

     pagesize(1), sbrk(2)

HISTORY

     The getpagesize() function appeared in 4.2BSD.