diff --git a/libc/kernel/common/linux/tegrafb.h b/libc/kernel/common/linux/tegrafb.h
index b8e79ae..ea63e04 100644
--- a/libc/kernel/common/linux/tegrafb.h
+++ b/libc/kernel/common/linux/tegrafb.h
@@ -43,9 +43,14 @@
 #define TEGRA_FB_WIN_BLEND_PREMULT 1
 #define TEGRA_FB_WIN_BLEND_COVERAGE 2
 
+#define TEGRA_FB_WIN_FLAG_INVERT_H (1<<0)
+#define TEGRA_FB_WIN_FLAG_INVERT_V (1<<1)
+#define TEGRA_FB_WIN_FLAG_TILED (1<<2)
+
 struct tegra_fb_windowattr {
  __s32 index;
  __u32 buff_id;
+ __u32 flags;
  __u32 blend;
  __u32 offset;
  __u32 offset_u;
diff --git a/libc/kernel/tools/clean_header.py b/libc/kernel/tools/clean_header.py
index 94b19ce..0549fc2 100755
--- a/libc/kernel/tools/clean_header.py
+++ b/libc/kernel/tools/clean_header.py
@@ -7,7 +7,7 @@
 
 noUpdate = 1
 
-def  cleanupFile( path, original_path=kernel_original_path ):
+def  cleanupFile( path, original_path):
     """reads an original header and perform the cleanup operation on it
        this functions returns the destination path and the clean header
        as a single string"""
@@ -121,7 +121,7 @@
 
     if noUpdate:
         for path in args:
-            dst_path, newdata = cleanupFile(path)
+            dst_path, newdata = cleanupFile(path,kernel_original_path)
             print newdata
 
         sys.exit(0)
@@ -131,7 +131,7 @@
     b = BatchFileUpdater()
 
     for path in args:
-        dst_path, newdata = cleanupFile(path)
+        dst_path, newdata = cleanupFile(path,kernel_original_path)
         if not dst_path:
             continue