--- include/linux/if_fddi.h.orig 2006-12-16 11:33:37.000000000 +0000 +++ include/linux/if_fddi.h 2006-12-16 11:33:28.000000000 +0000 @@ -24,6 +24,8 @@ #ifndef _LINUX_IF_FDDI_H #define _LINUX_IF_FDDI_H +#include + /* * Define max and min legal sizes. The frame sizes do not include * 4 byte FCS/CRC (frame check sequence).