On Die, 2004-08-17 at 02:35, Gareth Wheelton wrote: > Does anyone know where 'HZ' is declared in the 2.4.xx source? grep is your friend: # fgrep -r '#define HZ' /usr/src/linux [...] /usr/src/linux/include/asm-i386/param.h:#define HZ 100 [...] so, you should insert #include <asm/param.h> into the module that doesn't compile. - Torsten