kcm joystick doesn't compile now

[Grzegorz Jaskiewicz]

Scanning dependencies of target kcm_joystick
Building CXX object 
workspace/kcontrol/hardware/joystick/CMakeFiles/kcm_joystick.dir/joystick.o
/usr/include/linux/input.h:801: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:805: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:806: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:807: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:808: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:809: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:810: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:811: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:812: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:813: error: 'kernel_ulong_t' does not name a type
/usr/include/linux/input.h:815: error: 'kernel_ulong_t' does not name a type
make[2]: *** 
[workspace/kcontrol/hardware/joystick/CMakeFiles/kcm_joystick.dir/joystick.o] 
Error 1
make[1]: *** 
[workspace/kcontrol/hardware/joystick/CMakeFiles/kcm_joystick.dir/all] Error 
2
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