Recompiling Xorg 6.9

Hi,

i just tried to rebuild xorg 6.9, without success. even though setup.sh
produces no visible error, not even an errorcode (!!), world2.log shows
the following error:

In file included from acecad.c:39:

/usr/include/linux/input.h:801: error: parse error before
"kernel_ulong_t"
/usr/include/linux/input.h:805: error: parse error before "evbit"
/usr/include/linux/input.h:805: error: `BITS_PER_LONG' undeclared here
(not in
a function)
/usr/include/linux/input.h:806: error: parse error before "keybit"
/usr/include/linux/input.h:807: error: parse error before "relbit"
/usr/include/linux/input.h:808: error: parse error before "absbit"
/usr/include/linux/input.h:809: error: parse error before "mscbit"
/usr/include/linux/input.h:810: error: parse error before "ledbit"
/usr/include/linux/input.h:811: error: parse error before "sndbit"
/usr/include/linux/input.h:812: error: parse error before "ffbit"
/usr/include/linux/input.h:813: error: parse error before "swbit"
/usr/include/linux/input.h:815: error: parse error before "driver_info"
/usr/include/linux/input.h:805: error: storage size of `evbit' isn't known
/usr/include/linux/input.h:806: error: storage size of `keybit' isn't known
/usr/include/linux/input.h:807: error: storage size of `relbit' isn't known
/usr/include/linux/input.h:808: error: storage size of `absbit' isn't known
/usr/include/linux/input.h:809: error: storage size of `mscbit' isn't known
/usr/include/linux/input.h:810: error: storage size of `ledbit' isn't known