--- ktdbext.h.orig 2012-05-25 01:44:34.000000000 +0800 +++ ktdbext.h 2013-12-28 01:21:30.081508681 +0800 @@ -16,6 +16,7 @@ #ifndef _KTDBEXT_H // duplication check #define _KTDBEXT_H +#include #include #include #include