AC_DEFUN([LC_CANCEL_DIRTY_PAGE],
[AC_MSG_CHECKING([kernel has cancel_dirty_page])
LB_LINUX_TRY_COMPILE([
+ #include <linux/mm.h>
#include <linux/page-flags.h>
],[
cancel_dirty_page(NULL, 0);
AC_DEFUN([LC_PAGE_CONSTANT],
[AC_MSG_CHECKING([if kernel have PageConstant defined])
LB_LINUX_TRY_COMPILE([
+ #include <linux/mm.h>
#include <linux/page-flags.h>
],[
#ifndef PG_constant
AC_DEFUN([LC_PG_FS_MISC],
[AC_MSG_CHECKING([kernel has PG_fs_misc])
LB_LINUX_TRY_COMPILE([
+ #include <linux/mm.h>
#include <linux/page-flags.h>
],[
#ifndef PG_fs_misc
AC_DEFUN([LC_PAGE_CHECKED],
[AC_MSG_CHECKING([kernel has PageChecked and SetPageChecked])
LB_LINUX_TRY_COMPILE([
+ #include <linux/mm.h>
#include <linux/page-flags.h>
],[
#ifndef PageChecked