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dnl #
dnl # 2.6.39 API change
dnl #
dnl # If kstrtoul() doesn't exist, fallback to use strict_strtoul() which has
dnl # existed since 2.6.25.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_KSTRTOUL], [
ZFS_LINUX_TEST_SRC([kstrtoul], [
#include <linux/kernel.h>
],[
int ret __attribute__ ((unused)) = kstrtoul(NULL, 10, NULL);
])
])
AC_DEFUN([ZFS_AC_KERNEL_KSTRTOUL], [
AC_MSG_CHECKING([whether kstrtoul() exists])
ZFS_LINUX_TEST_RESULT([kstrtoul], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_KSTRTOUL, 1, [kstrtoul() exists])
],[
AC_MSG_RESULT(no)
])
])
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