diff --git a/include/bkfifo.h b/include/bkfifo.h
index acee3fd..c53749a 100644
--- a/include/bkfifo.h
+++ b/include/bkfifo.h
@@ -1,7 +1,7 @@
 #ifndef _BKFIFO_H_
 #define _BKFIFO_H_
 
-struct _kfifo_ {
+struct __bkfifo {
 	unsigned int	in;
 	unsigned int	out;
 	unsigned int	mask;
@@ -9,14 +9,14 @@ struct _kfifo_ {
 	void*			data;
 };
 
-#define _SRTUCT_KFIFO_COMMON_(datatype, recsize, ptrtype) \
+#define __SRTUCT_BKFIFO_COMMON(datatype, recsize, ptrtype) \
 	union { \
 		struct _kfifo_ kfifo; \
 	}
 
-#define _SRTUCT_KFIFO_(type, size, recsize, ptrtype) \
+#define __SRTUCT_BKFIFO(type, size, recsize, ptrtype) \
 { \
-	_STRUCT_KFIFO_COMMON_(type, recsize, ptrtype); \
+	__STRUCT_BKFIFO_COMMON(type, recsize, ptrtype); \
 	type		buf[((size < 2) || (size & (size - 1))) ? -1 : size]; \
 }
 
diff --git a/include/llog.h b/include/llog.h
new file mode 100644
index 0000000..56b6e97
Binary files /dev/null and b/include/llog.h differ