Support native ZFS on Linux.

Index: grub/util/getroot.c
===================================================================
--- grub.orig/util/getroot.c	2012-02-27 01:10:07.237344000 -0600
+++ grub/util/getroot.c	2012-02-27 01:24:13.693145000 -0600
@@ -479,7 +479,8 @@ grub_find_root_devices_from_mountinfo (c
       if (!*entries[i].device)
 	continue;
 
-      if (grub_strcmp (entries[i].fstype, "fuse.zfs") == 0)
+      if (grub_strcmp (entries[i].fstype, "fuse.zfs") == 0 ||
+          grub_strcmp (entries[i].fstype, "zfs") == 0)
 	{
 	  char *slash;
 	  slash = strchr (entries[i].device, '/');
Index: grub/ChangeLog.zfs-fstype
===================================================================
--- /dev/null	1970-01-01 00:00:00.000000000 +0000
+++ grub/ChangeLog.zfs-fstype	2012-02-27 01:26:20.548958000 -0600
@@ -0,0 +1,5 @@
+2012-02-27  Richard Laager <address@hidden>
+
+	* util/getroot.c (grub_find_root_devices_from_mountinfo): Support
+	  the native ZFS on Linux fstype ("zfs").
+