getpagesize man page on FreeBSD

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GETPAGESIZE(3)		 BSD Library Functions Manual		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.

BSD				 June 4, 1993				   BSD
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