dnl #
dnl # 3.11 API change
dnl #
AC_DEFUN([ZFS_AC_KERNEL_VFS_ITERATE], [
	AC_MSG_CHECKING([whether fops->iterate() is available])
	ZFS_LINUX_TRY_COMPILE([
		#include <linux/fs.h>
		int iterate(struct file *filp, struct dir_context * context)
		    { return 0; }

		static const struct file_operations fops
		    __attribute__ ((unused)) = {
			.iterate	 = iterate,
		};
	],[
	],[
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_VFS_ITERATE, 1,
		          [fops->iterate() is available])
	],[
		AC_MSG_RESULT(no)

		AC_MSG_CHECKING([whether fops->readdir() is available])
		ZFS_LINUX_TRY_COMPILE([
			#include <linux/fs.h>
			int readdir(struct file *filp, void *entry, filldir_t func)
			    { return 0; }

			static const struct file_operations fops
			    __attribute__ ((unused)) = {
				.readdir = readdir,
			};
		],[
		],[
			AC_MSG_RESULT(yes)
			AC_DEFINE(HAVE_VFS_READDIR, 1,
				  [fops->readdir() is available])
		],[
			AC_MSG_ERROR(no; file a bug report with ZFSOnLinux)
		])

	])
])