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dnl #
dnl # 4.9, current_time() added
dnl # 4.18, return type changed from timespec to timespec64
dnl #
dnl # Note that we don't care about the return type in this check. If we have
dnl # to implement a fallback, we'll know we're <4.9, which was timespec.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_CURRENT_TIME], [
ZFS_LINUX_TEST_SRC([current_time], [
#include <linux/fs.h>
], [
struct inode ip __attribute__ ((unused));
(void) current_time(&ip);
])
])
AC_DEFUN([ZFS_AC_KERNEL_CURRENT_TIME], [
AC_MSG_CHECKING([whether current_time() exists])
ZFS_LINUX_TEST_RESULT_SYMBOL([current_time],
[current_time], [fs/inode.c], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_CURRENT_TIME, 1, [current_time() exists])
], [
AC_MSG_RESULT(no)
])
])
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