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getpagesize(2)
NAME
  getpagesize - Gets the system page size

SYNOPSIS
  #include <unistd.h>

  int getpagesize ( void );

STANDARDS
  Interfaces documented on this reference page conform to industry standards
  as follows:

  getpagesize(): XPG4-UNIX

  Refer to the standards(5) reference page for more information about
  industry standards and associated tags.

DESCRIPTION
  The getpagesize() function returns the number of bytes in a page. You might
  need to include this value in parameters to memory management system calls.

  The page size is an operating system page size and might differ from the
  underlying hardware page size.

RETURN VALUES
  The getpagesize() function returns the number of bytes in a page, and is
  always successful.

RELATED INFORMATION
  Functions: brk(2), getrlimit(2), madvise(2), mmap(2), mprotect(2),
  msync(2), munmap(2)

  Routines: sysconf(3)

  Standards: standards(5)

Index for Section 2

Alphabetical listing for G

Top of page