diff -r 6a6462ce8a08 -r 404c18183801 librazor/razor-internal.h
--- a/librazor/razor-internal.h	Thu Oct 01 20:02:12 2009 +0100
+++ b/librazor/razor-internal.h	Wed Feb 01 13:00:40 2012 +0000
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2008  Kristian Høgsberg <krh@redhat.com>
  * Copyright (C) 2008  Red Hat, Inc
- * Copyright (C) 2009  J. Ali Harlow <ali@juiblex.co.uk>
+ * Copyright (C) 2009, 2011  J. Ali Harlow <ali@juiblex.co.uk>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -29,7 +29,7 @@
 #include "razor.h"
 #include "types/types.h"
 
-/* GCC visibility */
+/* GCC extensions */
 #if defined(__GNUC__) && __GNUC__ >= 4
 #define RAZOR_EXPORT __attribute__ ((visibility("default")))
 #else
@@ -54,7 +54,6 @@
 };
 
 #define RAZOR_MAGIC 	0x525a4442
-#define RAZOR_VERSION	1
 
 #define RAZOR_STRING_POOL		"string_pool"
 #define RAZOR_PACKAGES			"packages"
@@ -108,6 +107,7 @@
 #define RAZOR_ENTRY_LAST	0x80
 
 struct razor_set {
+	uint32_t header_version;
 	struct array string_pool;
  	struct array packages;
  	struct array properties;
@@ -119,7 +119,7 @@
 	struct array file_string_pool;
 	struct array details_string_pool;
 	struct razor_mapped_file *mapped_files;
-	int lock_fd;
+	int lock_fd, ref_count;
 };
 
 struct import_entry {