btrfs-progs: unify header file inclusion protections

There are missing ifdefs or defines with very generic names.

Signed-off-by: David Sterba <dsterba@suse.cz>

1 files changed, 2 insertions, 2 deletions

diff --git a/ulist.h b/ulist.h
index 9e0e4e0d..88f5b826 100644
--- a/ulist.h
+++ b/ulist.h
@@ -5,8 +5,8 @@
  *
  */
 
-#ifndef __ULIST__
-#define __ULIST__
+#ifndef __ULIST_H__
+#define __ULIST_H__
 
 #include "kerncompat.h"
 #include "list.h"