From: Christoph Hellwig timer.h is using NULL and thus needs stddef.h, without it some drivers break on alpha. Signed-off-by: Andrew Morton --- 25-akpm/include/linux/timer.h | 1 + 1 files changed, 1 insertion(+) diff -puN include/linux/timer.h~linux-timerh-needs-linux-stddefh include/linux/timer.h --- 25/include/linux/timer.h~linux-timerh-needs-linux-stddefh 2004-05-31 17:00:00.323708416 -0700 +++ 25-akpm/include/linux/timer.h 2004-05-31 17:00:00.327707808 -0700 @@ -4,6 +4,7 @@ #include #include #include +#include struct tvec_t_base_s; _