Illumos 934 - FreeBSD's GPT not recognized

Reviewed by: Alexander Eremin <alexander.r.eremin@gmail.com>
Reviewed by: Garrett D'Amore <garrett@damore.org>
Reviewed by: Andrew Stormont <Andrew.Stormont@nexenta.com>
Reviewed by: Richard Elling <richard.elling@richardelling.com>
Approved by: Gordon Ross <gwr@nexenta.com>

References:
  https://www.illumos.org/issues/934
  https://github.com/illumos/illumos-gate/commit/e21ea67

Ported-by: ilovezfs <ilovezfs@icloud.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #4016

lib/libefi/rdwr_efi.c

@@ -21,6 +21,7 @@
 
 /*
  * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright 2012 Nexenta Systems, Inc.  All rights reserved.
  */
 
 #include <stdio.h>
@@ -69,7 +70,12 @@ static struct uuid_to_ptag {
 	{ EFI_DELL_LVM },
 	{ EFI_DELL_RESV },
 	{ EFI_AAPL_HFS },
-	{ EFI_AAPL_UFS }
+	{ EFI_AAPL_UFS },
+	{ EFI_FREEBSD_BOOT },
+	{ EFI_FREEBSD_SWAP },
+	{ EFI_FREEBSD_UFS },
+	{ EFI_FREEBSD_VINUM },
+	{ EFI_FREEBSD_ZFS }
 };
 
 /*