problem building kernel

Hi,

I am trying to build the uC linux kernel for the microtronix cyclone board. This error appears :

make: Leaving directory `/cygdrive/c/altera/kits/nios2/bin/eclipse/plugins/com.microtronix.nios2linux.kernel_0.1.5/linux-2.6.x'

ction)

make[3]: *** [drivers/ide/ide.o] Error 1

make[2]: *** [drivers/ide] Error 2

make[1]: *** [drivers] Error 2

make: *** [_all] Error 2

error: `na_ide_ide' undeclared (first use in this function)[/cygdrive/c/altera/kits/nios2/bin/eclipse/plugins/com.microtronix.nios2linux.kernel_0.1.5/linux-2.6.x/drivers/ide/ide.c] kernel_1c20_20050204 line 262

error: (Each undeclared identifier is reported only once[/cygdrive/c/altera/kits/nios2/bin/eclipse/plugins/com.microtronix.nios2linux.kernel_0.1.5/linux-2.6.x/drivers/ide/ide.c] kernel_1c20_20050204 line 262

error: `na_ide_ide_irq' undeclared (first use in this funmake: Leaving directory `/cygdrive/c/altera/kits/nios2/bin/eclipse/plugins/com.microtronix.nios2linux.kernel_0.1.5/linux-2.6.x'[/cygdrive/c/altera/kits/nios2/bin/eclipse/plugins/com.microtronix.nios2linux.kernel_0.1.5/linux-2.6.x/drivers/ide/ide.c] kernel_1c20_20050204 line 313

Can you help me?

Thanks.