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GETPAGESIZE(3) 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 This interface is obsoleted by sysconf(3). getpagesize() 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 pagesize(1), sbrk(2), sysconf(3) HISTORY The getpagesize function call appeared in 4.2BSD. NetBSD 7.1.2 June 4, 1993 NetBSD 7.1.2